---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-139 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 754 5195 4 2285 7187 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:48:74:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81280sec preferred_lft 81280sec inet6 fe80::f816:3eff:fe48:74e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-139) 09/05/26 _x86_64_ (2 CPU) 01:07:01 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:04 1.52 0.05 1.47 0.00 3.38 17.95 0.12 01:30:01 1.66 0.01 1.62 0.03 0.05 19.61 0.90 01:40:01 1.94 0.33 1.59 0.02 43.48 104.39 0.81 01:50:04 1.33 0.00 1.33 0.00 0.00 15.70 0.00 02:00:01 1.61 0.00 1.60 0.01 0.00 19.41 858.33 02:10:01 1.30 0.00 1.30 0.00 0.00 15.50 0.00 02:20:04 1.31 0.00 1.31 0.00 0.00 15.52 0.00 02:30:01 26.62 3.02 21.17 2.43 229.63 3776.23 1642.77 Average: 4.64 0.42 3.91 0.31 34.41 495.45 311.08 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:04 6281736 7529300 291124 3.58 30540 1423692 529492 5.77 441892 1183792 240 01:30:01 6279736 7527836 292608 3.60 30768 1423992 529580 5.77 441664 1184312 136 01:40:01 6231512 7519456 300092 3.69 31404 1462684 721828 7.86 459992 1213564 180 01:50:04 6231008 7519480 300056 3.69 31572 1463044 721956 7.86 460744 1214084 288 02:00:01 6229156 7518304 301128 3.70 31772 1463468 722516 7.87 461232 1214588 240 02:10:01 6229156 7518796 300620 3.70 31940 1463796 722516 7.87 461376 1215076 276 02:20:04 6229156 7519328 300084 3.69 32108 1464152 722516 7.87 461400 1215600 288 02:30:01 4956720 7176928 588892 7.24 88188 2292516 955740 10.41 710256 2054648 292 Average: 6083522 7478678 334326 4.11 38536 1557168 703268 7.66 487320 1311958 242 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 2.08 0.18 2.94 0.10 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.51 0.08 0.09 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.86 0.33 3.34 0.06 0.00 0.00 0.00 0.00 01:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:04 ens3 0.59 0.13 0.17 0.10 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.35 0.16 0.07 0.68 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.21 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 0.18 0.05 0.03 0.02 0.00 0.00 0.00 0.00 02:30:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:30:01 ens3 107.38 92.30 1372.35 83.11 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 13.95 11.59 171.44 10.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-139) 09/05/26 _x86_64_ (2 CPU) 01:07:01 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:04 all 0.27 0.00 0.09 0.01 0.00 99.62 01:20:04 0 0.37 0.00 0.08 0.02 0.00 99.53 01:20:04 1 0.16 0.00 0.11 0.00 0.00 99.72 01:30:01 all 0.31 0.00 0.18 0.02 0.00 99.49 01:30:01 0 0.53 0.00 0.16 0.03 0.00 99.28 01:30:01 1 0.09 0.00 0.20 0.01 0.00 99.70 01:40:01 all 0.46 0.00 0.13 0.03 0.00 99.38 01:40:01 0 0.50 0.00 0.09 0.01 0.00 99.39 01:40:01 1 0.41 0.00 0.17 0.05 0.00 99.37 01:50:04 all 0.24 0.00 0.08 0.02 0.00 99.65 01:50:04 0 0.43 0.00 0.05 0.01 0.00 99.51 01:50:04 1 0.06 0.00 0.10 0.03 0.01 99.80 02:00:01 all 0.20 0.00 0.18 0.02 0.00 99.60 02:00:01 0 0.30 0.00 0.15 0.00 0.00 99.55 02:00:01 1 0.11 0.00 0.21 0.03 0.01 99.65 02:10:01 all 0.25 0.00 0.07 0.01 0.00 99.66 02:10:01 0 0.46 0.00 0.05 0.02 0.00 99.47 02:10:01 1 0.03 0.00 0.10 0.01 0.01 99.85 02:20:04 all 0.27 0.00 0.06 0.01 0.00 99.65 02:20:04 0 0.49 0.00 0.05 0.02 0.00 99.44 02:20:04 1 0.05 0.00 0.08 0.00 0.00 99.86 02:30:01 all 15.22 0.00 2.52 0.91 0.02 81.34 02:30:01 0 13.62 0.00 2.46 1.16 0.02 82.74 02:30:01 1 16.81 0.00 2.57 0.66 0.02 79.94 Average: all 2.14 0.00 0.41 0.13 0.01 97.32 Average: 0 2.08 0.00 0.38 0.16 0.00 97.38 Average: 1 2.20 0.00 0.44 0.10 0.01 97.25