feat: Add memory column

go.mod

@@ -15,6 +15,7 @@ require (
 	github.com/gorilla/websocket v1.5.1
 	github.com/joho/godotenv v1.5.1
 	github.com/rivo/tview v0.0.0-20240505185119-ed116790de0f
+	github.com/shirou/gopsutil/v4 v4.24.6
 	github.com/spf13/cobra v1.8.0
 	github.com/spf13/pflag v1.0.5
 	github.com/swaggo/swag v1.16.3
@@ -38,6 +39,7 @@ require (
 	github.com/gabriel-vasile/mimetype v1.4.3 // indirect
 	github.com/gdamore/encoding v1.0.0 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-openapi/jsonpointer v0.20.2 // indirect
 	github.com/go-openapi/jsonreference v0.20.4 // indirect
 	github.com/go-openapi/spec v0.20.14 // indirect
@@ -53,14 +55,19 @@ require (
 	github.com/klauspost/cpuid/v2 v2.2.7 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
+	github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-runewidth v0.0.15 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.2 // indirect
+	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
+	github.com/tklauser/go-sysconf v0.3.12 // indirect
+	github.com/tklauser/numcpus v0.6.1 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.12 // indirect
+	github.com/yusufpapurcu/wmi v1.2.4 // indirect
 	golang.org/x/arch v0.8.0 // indirect
 	golang.org/x/crypto v0.23.0 // indirect
 	golang.org/x/net v0.25.0 // indirect

go.sum

@@ -54,6 +54,8 @@ github.com/gin-gonic/gin v1.10.0 h1:nTuyha1TYqgedzytsKYqna+DfLos46nTv2ygFy86HFU=
 github.com/gin-gonic/gin v1.10.0/go.mod h1:4PMNQiOhvDRa013RKVbsiNwoyezlm2rm0uX/T7kzp5Y=
 github.com/globalsign/mgo v0.0.0-20181015135952-eeefdecb41b8/go.mod h1:xkRDCp4j0OGD1HRkm4kmhM+pmpv3AKq5SU7GMg4oO/Q=
 github.com/go-ole/go-ole v1.2.4/go.mod h1:XCwSNxSkXRo4vlyPy93sltvi/qJq0jqQhjqQNIwKuxM=
+github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
+github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
 github.com/go-openapi/jsonpointer v0.20.2 h1:mQc3nmndL8ZBzStEo3JYF8wzmeWffDH4VbXz58sAx6Q=
 github.com/go-openapi/jsonpointer v0.20.2/go.mod h1:bHen+N0u1KEO3YlmqOjTT9Adn1RfD91Ar825/PuiRVs=
 github.com/go-openapi/jsonreference v0.20.4 h1:bKlDxQxQJgwpUSgOENiMPzCTBVuc7vTdXSSgNeAhojU=
@@ -76,8 +78,9 @@ github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MG
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/gomodule/redigo v1.8.9/go.mod h1:7ArFNvsTjH8GMMzB4uy1snslv2BwmginuMs06a1uzZE=
-github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
-github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
 github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
@@ -107,6 +110,8 @@ github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
 github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI=
 github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
 github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
+github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 h1:6E+4a0GO5zZEnZ81pIr0yLvtUWk2if982qA3F3QD6H4=
+github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0/go.mod h1:zJYVVT2jmtg6P3p1VtQj7WsuWi/y4VnjVBn7F8KPB3I=
 github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
@@ -131,6 +136,8 @@ github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c h1:ncq/mPwQF4JjgDlrVEn3C11VoGHZN7m8qihwgMEtzYw=
+github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
 github.com/rivo/tview v0.0.0-20240505185119-ed116790de0f h1:DAbaKhyPcZQp/TqlSdUd6Z445PkJb3bI0VccXg22oeg=
 github.com/rivo/tview v0.0.0-20240505185119-ed116790de0f/go.mod h1:02iFIz7K/A9jGCvrizLPvoqr4cEIx7q54RH5Qudkrss=
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
@@ -144,6 +151,8 @@ github.com/rs/zerolog v1.32.0 h1:keLypqrlIjaFsbmJOBdB/qvyF8KEtCWHwobLp5l/mQ0=
 github.com/rs/zerolog v1.32.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/shirou/gopsutil v2.18.12+incompatible/go.mod h1:5b4v6he4MtMOwMlS0TUMTu2PcXUg8+E1lC7eC3UO/RA=
+github.com/shirou/gopsutil/v4 v4.24.6 h1:9qqCSYF2pgOU+t+NgJtp7Co5+5mHF/HyKBUckySQL64=
+github.com/shirou/gopsutil/v4 v4.24.6/go.mod h1:aoebb2vxetJ/yIDZISmduFvVNPHqXQ9SEJwRXxkf0RA=
 github.com/sirupsen/logrus v1.4.2 h1:SPIRibHv4MatM3XXNO2BJeFLZwZ2LvZgfQ5+UNI2im4=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
 github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
@@ -170,12 +179,18 @@ github.com/swaggo/gin-swagger v1.6.0 h1:y8sxvQ3E20/RCyrXeFfg60r6H0Z+SwpTjMYsMm+z
 github.com/swaggo/gin-swagger v1.6.0/go.mod h1:BG00cCEy294xtVpyIAHG6+e2Qzj/xKlRdOqDkvq0uzo=
 github.com/swaggo/swag v1.16.3 h1:PnCYjPCah8FK4I26l2F/KQ4yz3sILcVUN3cTlBFA9Pg=
 github.com/swaggo/swag v1.16.3/go.mod h1:DImHIuOFXKpMFAQjcC7FG4m3Dg4+QuUgUzJmKjI/gRk=
+github.com/tklauser/go-sysconf v0.3.12 h1:0QaGUFOdQaIVdPgfITYzaTegZvdCjmYO52cSFAEVmqU=
+github.com/tklauser/go-sysconf v0.3.12/go.mod h1:Ho14jnntGE1fpdOqQEEaiKRpvIavV0hSfmBq8nJbHYI=
+github.com/tklauser/numcpus v0.6.1 h1:ng9scYS7az0Bk4OZLvrNXNSAO2Pxr1XXRAPyjhIx+Fk=
+github.com/tklauser/numcpus v0.6.1/go.mod h1:1XfjsgE2zo8GVw7POkMbHENHzVg3GzmoZ9fESEdAacY=
 github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
 github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
 github.com/ugorji/go/codec v1.2.12 h1:9LC83zGrHhuUA9l16C9AHXAqEV/2wBQ4nkvumAE65EE=
 github.com/ugorji/go/codec v1.2.12/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 github.com/yuin/gopher-lua v0.0.0-20190514113301-1cd887cd7036/go.mod h1:gqRgreBUhTSL0GeU64rtZ3Uq3wtjOa/TB2YfrtkCbVQ=
+github.com/yusufpapurcu/wmi v1.2.4 h1:zFUKzehAFReQwLys1b/iSMl+JQGSCSjtVqQn9bBrPo0=
+github.com/yusufpapurcu/wmi v1.2.4/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
 github.com/zaffka/mongodb-boltdb-mock v0.0.0-20221014194232-b4bb03fbe3a0/go.mod h1:GsDD1qsG+86MeeCG7ndi6Ei3iGthKL3wQ7PTFigDfNY=
 golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
 golang.org/x/arch v0.8.0 h1:3wRIsP3pM4yUptoR96otTUOXI367OS0+c9eeRi9doIc=
@@ -206,14 +221,18 @@ golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190204203706-41f3e6584952/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20201204225414-ed752295db88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211025201205-69cdffdb9359/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=
@@ -238,7 +257,6 @@ golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/tools v0.20.0 h1:hz/CVckiOxybQvFw6h7b/q80NTr9IUQb4s1IIzW7KNY=
 golang.org/x/tools v0.20.0/go.mod h1:WvitBU7JJf6A4jOdg4S1tviW9bhUxkgeCui/0JHctQg=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=
 google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=

src/app/process.go

@@ -5,8 +5,6 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"github.com/cakturk/go-netstat/netstat"
-	"github.com/f1bonacc1/process-compose/src/types"
 	"io"
 	"math/rand"
 	"os"
@@ -17,12 +15,16 @@ import (
 	"syscall"
 	"time"
 
+	"github.com/cakturk/go-netstat/netstat"
+	"github.com/f1bonacc1/process-compose/src/types"
+
 	"github.com/f1bonacc1/process-compose/src/command"
 	"github.com/f1bonacc1/process-compose/src/health"
 	"github.com/f1bonacc1/process-compose/src/pclog"
 
 	"github.com/fatih/color"
 	"github.com/rs/zerolog/log"
+	puproc "github.com/shirou/gopsutil/v4/process"
 )
 
 const (
@@ -455,10 +457,11 @@ func (p *Process) updateProcState() {
 		p.procState.SystemTime = durationToString(dur)
 		p.procState.Age = dur
 		p.procState.Name = p.getName()
+		p.procState.Mem = p.getMemUsage()
 	}
 	p.procState.IsRunning = isRunning
-
 }
+
 func (p *Process) setStartTime(startTime time.Time) {
 	p.timeMutex.Lock()
 	defer p.timeMutex.Unlock()
@@ -471,6 +474,26 @@ func (p *Process) getStartTime() time.Time {
 	return p.startTime
 }
 
+func (p *Process) getMemUsage() int64 {
+	if p.procConf.IsDaemon {
+		return 0
+	}
+	proc, err := puproc.NewProcess(int32(p.procState.Pid))
+	if err != nil {
+		log.Err(err).Msgf("Could not find process")
+		return -1
+	}
+	meminfo, err := proc.MemoryInfo()
+	if err != nil {
+		log.Err(err).
+			Str("process", p.getName()).
+			Int("pid", p.procState.Pid).
+			Msg("Error retrieving memory stats")
+		return -1
+	}
+	return int64(meminfo.RSS)
+}
+
 func (p *Process) handleInput(pipe io.WriteCloser) {
 	reader := bufio.NewReader(os.Stdin)
 	for {

src/tui/proc-table.go

@@ -21,6 +21,7 @@ type tableRowValues struct {
 	ns        string
 	status    string
 	age       string
+	mem       string
 	health    string
 	restarts  string
 	exitCode  string
@@ -101,6 +102,7 @@ func setRowValues(procTable *tview.Table, row int, rowVals tableRowValues) {
 	procTable.SetCell(row, int(ProcessStateStatus), tview.NewTableCell(rowVals.status).SetAlign(tview.AlignLeft).SetExpansion(1).SetTextColor(rowVals.fgColor))
 	procTable.SetCell(row, int(ProcessStateAge), tview.NewTableCell(rowVals.age).SetAlign(tview.AlignLeft).SetExpansion(1).SetTextColor(rowVals.fgColor))
 	procTable.SetCell(row, int(ProcessStateHealth), tview.NewTableCell(rowVals.health).SetAlign(tview.AlignLeft).SetExpansion(1).SetTextColor(rowVals.fgColor))
+	procTable.SetCell(row, int(ProcessStateMem), tview.NewTableCell(rowVals.mem).SetAlign(tview.AlignLeft).SetExpansion(1).SetTextColor(rowVals.fgColor))
 	procTable.SetCell(row, int(ProcessStateRestarts), tview.NewTableCell(rowVals.restarts).SetAlign(tview.AlignRight).SetExpansion(0).SetTextColor(rowVals.fgColor))
 	procTable.SetCell(row, int(ProcessStateExit), tview.NewTableCell(rowVals.exitCode).SetAlign(tview.AlignRight).SetExpansion(0).SetTextColor(rowVals.fgColor))
 }
@@ -132,6 +134,7 @@ func (pv *pcView) createProcTable() *tview.Table {
 		ProcessStateStatus:    "STATUS(S)",
 		ProcessStateAge:       "AGE(A)",
 		ProcessStateHealth:    "HEALTH(H)",
+		ProcessStateMem:       "MEM(M)",
 		ProcessStateRestarts:  "RESTARTS(R)",
 		ProcessStateExit:      "EXIT CODE(E)",
 	}
@@ -157,6 +160,8 @@ func (pv *pcView) createProcTable() *tview.Table {
 				pv.setTableSorter(ProcessStateAge)
 			} else if event.Rune() == 'H' {
 				pv.setTableSorter(ProcessStateHealth)
+			} else if event.Rune() == 'M' {
+				pv.setTableSorter(ProcessStateMem)
 			} else if event.Rune() == 'R' {
 				pv.setTableSorter(ProcessStateRestarts)
 			} else if event.Rune() == 'E' {
@@ -313,6 +318,32 @@ func (pv *pcView) getIconForState(state types.ProcessState) (string, tcell.Color
 	}
 }
 
+func byteCountIEC(b int64) string {
+	const mib = 1024 * 1024
+	if b < mib {
+		return fmt.Sprintf("%.1f MiB", float64(b)/float64(mib))
+
+	}
+	const unit = 1024
+	div, exp := int64(1024), 0
+	for n := b / unit; n >= unit; n /= unit {
+		div *= unit
+		exp++
+	}
+	return fmt.Sprintf("%.1f %ciB",
+		float64(b)/float64(div), "KMGTPE"[exp])
+}
+
+func getStrForMem(mem int64) string {
+	if mem < 0 {
+		return "unknown"
+	}
+	if mem == 0 {
+		return "-"
+	}
+	return byteCountIEC(mem)
+}
+
 func getStrForRestarts(restarts int) string {
 	if restarts == 0 {
 		return types.PlaceHolderValue
@@ -346,6 +377,7 @@ func (pv *pcView) getTableRowValues(state types.ProcessState) tableRowValues {
 		status:    state.Status,
 		age:       state.SystemTime,
 		health:    state.Health,
+		mem:       getStrForMem(state.Mem),
 		restarts:  getStrForRestarts(state.Restarts),
 		exitCode:  getStrForExitCode(state),
 	}

src/tui/proc-table_test.go

@@ -0,0 +1,66 @@
+package tui
+
+import (
+	"testing"
+)
+
+func TestMemToString(t *testing.T) {
+	type args struct {
+		mem int64
+	}
+	tests := []struct {
+		name string
+		args args
+		want string
+	}{
+		{
+			name: "negative",
+			args: args{
+				mem: -1,
+			},
+			want: "unknown",
+		},
+		{
+			name: "zero",
+			args: args{
+				mem: 0,
+			},
+			want: "-",
+		},
+		{
+			name: "bytes",
+			args: args{
+				mem: 345,
+			},
+			want: "0.0 MiB",
+		},
+		{
+			name: "kilobytes",
+			args: args{
+				mem: 1024 * 513,
+			},
+			want: "0.5 MiB",
+		},
+		{
+			name: "megabytes",
+			args: args{
+				mem: 1024*1024*7 + 1024*513,
+			},
+			want: "7.5 MiB",
+		},
+		{
+			name: "gigabytes",
+			args: args{
+				mem: 1024*1024*1024*4 + 1024*1024*740,
+			},
+			want: "4.7 GiB",
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := getStrForMem(tt.args.mem); got != tt.want {
+				t.Errorf("getStrForMem() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}

src/tui/procstate_sorter.go

@@ -18,8 +18,9 @@ const (
 	ProcessStateStatus    ColumnID = 4
 	ProcessStateAge       ColumnID = 5
 	ProcessStateHealth    ColumnID = 6
-	ProcessStateRestarts  ColumnID = 7
-	ProcessStateExit      ColumnID = 8
+	ProcessStateMem       ColumnID = 7
+	ProcessStateRestarts  ColumnID = 8
+	ProcessStateExit      ColumnID = 9
 )
 
 var columnNames = map[ColumnID]string{
@@ -30,6 +31,7 @@ var columnNames = map[ColumnID]string{
 	ProcessStateStatus:    "STATUS",
 	ProcessStateAge:       "AGE",
 	ProcessStateHealth:    "HEALTH",
+	ProcessStateMem:       "MEM",
 	ProcessStateRestarts:  "RESTARTS",
 	ProcessStateExit:      "EXIT",
 }
@@ -42,6 +44,7 @@ var columnIDs = map[string]ColumnID{
 	"STATUS":    ProcessStateStatus,
 	"AGE":       ProcessStateAge,
 	"HEALTH":    ProcessStateHealth,
+	"MEM":       ProcessStateMem,
 	"RESTARTS":  ProcessStateRestarts,
 	"EXIT":      ProcessStateExit,
 }
@@ -148,6 +151,10 @@ func getSorter(sortBy ColumnID, states *types.ProcessesState) sortFn {
 				return eci < ecj
 			}
 		}
+	case ProcessStateMem:
+		return func(i, j int) bool {
+			return states.States[i].Mem < states.States[j].Mem
+		}
 	case ProcessStateName:
 		fallthrough
 	default:

src/types/process.go

@@ -76,6 +76,7 @@ func NewProcessState(proc *ProcessConfig) *ProcessState {
 		Health:     ProcessHealthUnknown,
 		Restarts:   0,
 		ExitCode:   0,
+		Mem:        0,
 		Pid:        0,
 	}
 	if proc.Disabled {
@@ -96,6 +97,7 @@ type ProcessState struct {
 	Restarts   int           `json:"restarts"`
 	ExitCode   int           `json:"exit_code"`
 	Pid        int           `json:"pid"`
+	Mem        int64         `json:"mem"`
 	IsRunning  bool
 }