---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-45376 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 753 5100 4 2383 7188 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:96:99:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80062sec preferred_lft 80062sec inet6 fe80::f816:3eff:fe96:99c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-45376) 08/30/26 _x86_64_ (2 CPU) 00:39:22 LINUX RESTART (2 CPU) 00:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.59 0.03 1.54 0.02 1.30 23.08 219.14 01:00:16 27.18 3.47 21.33 2.38 312.02 3565.27 872.91 01:10:14 15.46 0.00 1.20 14.25 0.15 23.12 107051.50 01:20:16 1.37 0.00 1.37 0.00 0.01 22.44 0.05 01:30:04 1.55 0.00 1.53 0.03 0.00 134.76 0.68 01:40:16 1.37 0.00 1.37 0.00 0.00 18.01 0.00 01:50:16 1.31 0.00 1.31 0.00 0.00 17.45 0.00 02:00:14 1.52 0.00 1.50 0.02 0.00 28.69 397.62 02:10:16 1.45 0.00 1.43 0.02 0.20 54.30 1.91 02:20:01 1.39 0.00 1.37 0.03 0.00 22.83 3.64 Average: 5.49 0.36 3.45 1.68 32.24 400.71 10845.74 00:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6302552 7542900 276620 3.40 30896 1416028 521588 5.68 387732 1233680 240 01:00:16 5162892 7368636 397020 4.88 86476 2279956 641404 6.99 553824 2097040 552 01:10:14 5128732 7336796 428900 5.27 86640 2282160 667100 7.27 571068 2099388 288 01:20:16 5118216 7328344 437104 5.37 86768 2284092 706704 7.70 577788 2101324 208 01:30:04 5132700 7377500 387848 4.77 86908 2318400 655160 7.14 558860 2135776 240 01:40:16 5130696 7376248 389084 4.78 87024 2319036 655160 7.14 558756 2136520 144 01:50:16 5135736 7382044 383276 4.71 87156 2319660 655236 7.14 558976 2137268 268 02:00:14 5120016 7369200 396076 4.87 87300 2322340 655776 7.14 560076 2140108 252 02:10:16 5097228 7358052 407112 5.01 87480 2333660 642740 7.00 546408 2151604 224 02:20:01 5083104 7346164 418984 5.15 87636 2335700 675084 7.35 578760 2153676 280 Average: 5241187 7378588 392202 4.82 81428 2221103 647595 7.05 545225 2038638 270 00:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.63 0.11 0.26 0.08 0.00 0.00 0.00 0.00 01:00:16 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 01:00:16 ens3 60.96 43.13 385.73 11.08 0.00 0.00 0.00 0.00 01:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:14 ens3 14.48 13.50 224.08 1.43 0.00 0.00 0.00 0.00 01:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:16 ens3 9.37 7.47 61.37 1.00 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 3.28 2.46 37.97 0.28 0.00 0.00 0.00 0.00 01:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:16 ens3 2.88 1.76 0.42 0.28 0.00 0.00 0.00 0.00 01:50:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:16 ens3 3.08 1.83 0.47 0.31 0.00 0.00 0.00 0.00 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 11.81 11.11 121.09 1.42 0.00 0.00 0.00 0.00 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 17.69 17.14 213.76 1.75 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 14.92 13.36 143.79 1.21 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.16 11.29 119.71 1.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-45376) 08/30/26 _x86_64_ (2 CPU) 00:39:22 LINUX RESTART (2 CPU) 00:40:16 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.32 0.00 0.17 0.01 0.00 99.50 00:50:01 0 0.22 0.00 0.18 0.02 0.00 99.57 00:50:01 1 0.41 0.00 0.15 0.01 0.00 99.42 01:00:16 all 12.30 0.00 2.23 0.61 0.01 84.85 01:00:16 0 14.69 0.00 2.26 1.00 0.01 82.03 01:00:16 1 9.91 0.00 2.20 0.22 0.01 87.66 01:10:14 all 1.06 0.00 0.33 0.04 0.01 98.56 01:10:14 0 1.10 0.00 0.32 0.02 0.01 98.54 01:10:14 1 1.02 0.00 0.33 0.05 0.01 98.59 01:20:16 all 0.89 0.00 0.23 0.01 0.01 98.86 01:20:16 0 0.96 0.00 0.27 0.01 0.01 98.75 01:20:16 1 0.83 0.00 0.18 0.02 0.01 98.97 01:30:04 all 0.57 0.00 0.22 0.01 0.01 99.19 01:30:04 0 0.67 0.00 0.24 0.01 0.01 99.08 01:30:04 1 0.45 0.00 0.20 0.02 0.01 99.32 01:40:16 all 0.57 0.00 0.16 0.01 0.01 99.26 01:40:16 0 0.54 0.00 0.12 0.00 0.01 99.33 01:40:16 1 0.60 0.00 0.19 0.01 0.01 99.18 01:50:16 all 0.57 0.00 0.15 0.01 0.01 99.26 01:50:16 0 0.54 0.00 0.16 0.01 0.01 99.29 01:50:16 1 0.60 0.00 0.15 0.01 0.01 99.24 02:00:14 all 1.27 0.00 0.32 0.01 0.00 98.39 02:00:14 0 0.63 0.00 0.21 0.01 0.00 99.14 02:00:14 1 1.92 0.00 0.43 0.01 0.01 97.63 02:10:16 all 1.74 0.00 0.37 0.01 0.01 97.88 02:10:16 0 1.51 0.00 0.29 0.00 0.01 98.20 02:10:16 1 1.97 0.00 0.45 0.02 0.01 97.56 02:20:01 all 0.88 0.00 0.27 0.01 0.01 98.83 02:20:01 0 0.68 0.00 0.17 0.01 0.01 99.13 02:20:01 1 1.08 0.00 0.36 0.01 0.02 98.53 Average: all 2.07 0.00 0.45 0.08 0.01 97.40 Average: 0 2.20 0.00 0.43 0.11 0.01 97.25 Average: 1 1.93 0.00 0.48 0.04 0.01 97.55