---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2477 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 nrip_save 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 8.1G 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 783 5039 4 2420 7158 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:bf:3d:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78959sec preferred_lft 78959sec inet6 fe80::f816:3eff:febf:3db4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2477) 08/06/26 _x86_64_ (2 CPU) 00:42:14 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 2.38 0.71 1.65 0.03 93.35 76.12 673.22 01:10:08 1.27 0.00 1.26 0.01 1.05 15.17 0.07 01:20:01 1.16 0.00 1.16 0.00 0.01 13.87 0.03 01:30:08 14.74 0.00 1.64 13.10 0.14 19.76 107726.94 01:40:09 1.25 0.00 1.25 0.00 0.00 14.46 0.00 01:50:01 16.87 1.62 14.31 0.94 116.73 2221.95 197.04 02:00:10 13.10 1.40 10.30 1.40 113.63 1303.53 888.87 02:10:10 1.46 0.00 1.45 0.00 0.00 23.33 0.05 02:20:01 1.36 0.00 1.36 0.00 0.00 133.00 401.98 02:30:10 1.61 0.00 1.59 0.02 0.00 35.85 0.53 02:40:11 1.57 0.00 1.56 0.02 0.00 24.56 0.31 Average: 5.17 0.34 3.41 1.42 29.59 351.52 10097.69 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 6237364 7512712 307716 3.78 31352 1449580 722936 7.87 458696 1202072 172 01:10:08 6245176 7521356 299076 3.68 31536 1450224 529496 5.77 453144 1202580 168 01:20:01 6244448 7521124 299312 3.68 31688 1450552 529520 5.77 453480 1203068 248 01:30:08 6255644 7533032 287204 3.53 31864 1451056 530676 5.78 454828 1203592 132 01:40:09 6255392 7533272 286980 3.53 32024 1451384 530772 5.78 454948 1204080 124 01:50:01 5423964 7364644 415708 5.11 71920 2040100 663144 7.22 616444 1815868 47372 02:00:10 5075440 7289292 477376 5.87 88560 2285004 708356 7.72 667360 2048284 444 02:10:10 5124900 7340880 425788 5.24 88712 2286980 685600 7.47 636600 2050412 124 02:20:01 5035640 7286804 479748 5.90 88848 2321912 721928 7.86 672204 2085480 508 02:30:10 4954436 7211436 554964 6.82 88996 2327512 708648 7.72 659460 2091100 360 02:40:11 5031688 7290644 475592 5.85 89108 2329264 708928 7.72 659924 2092964 124 Average: 5625827 7400472 391769 4.82 61328 1894870 640000 6.97 562463 1654500 4525 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 1.19 0.22 3.25 0.03 0.00 0.00 0.00 0.00 01:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 0.44 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.37 0.10 0.11 0.06 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.52 0.28 0.17 0.59 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.31 0.08 0.10 0.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 46.98 27.88 282.23 6.25 0.00 0.00 0.00 0.00 02:00:10 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:10 ens3 48.72 37.87 259.44 6.91 0.00 0.00 0.00 0.00 02:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 8.77 8.16 33.68 1.09 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 13.33 12.28 159.18 1.20 0.00 0.00 0.00 0.00 02:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:10 ens3 16.49 15.78 133.46 1.87 0.00 0.00 0.00 0.00 02:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:11 ens3 19.94 17.50 150.32 7.51 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 14.28 10.94 92.79 2.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2477) 08/06/26 _x86_64_ (2 CPU) 00:42:14 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.40 0.00 0.22 0.03 0.02 99.34 01:00:07 0 0.40 0.00 0.19 0.02 0.01 99.37 01:00:07 1 0.40 0.00 0.25 0.03 0.02 99.30 01:10:08 all 0.27 0.00 0.08 0.01 0.02 99.62 01:10:08 0 0.46 0.00 0.07 0.02 0.01 99.45 01:10:08 1 0.09 0.00 0.10 0.01 0.02 99.79 01:20:01 all 0.29 0.00 0.08 0.01 0.02 99.61 01:20:01 0 0.50 0.00 0.05 0.01 0.01 99.43 01:20:01 1 0.08 0.00 0.10 0.01 0.02 99.80 01:30:08 all 0.30 0.00 0.21 0.03 0.02 99.45 01:30:08 0 0.18 0.00 0.21 0.06 0.01 99.54 01:30:08 1 0.42 0.00 0.20 0.00 0.02 99.36 01:40:09 all 0.22 0.00 0.08 0.01 0.01 99.68 01:40:09 0 0.07 0.00 0.08 0.01 0.02 99.82 01:40:09 1 0.37 0.00 0.07 0.01 0.01 99.54 01:50:01 all 6.65 0.00 1.05 0.34 0.03 91.93 01:50:01 0 6.83 0.00 1.17 0.47 0.03 91.51 01:50:01 1 6.48 0.00 0.92 0.20 0.03 92.36 02:00:10 all 6.68 0.00 1.29 0.16 0.76 91.11 02:00:10 0 6.61 0.00 1.36 0.16 0.87 90.99 02:00:10 1 6.75 0.00 1.21 0.16 0.64 91.23 02:10:10 all 2.41 0.00 0.50 0.01 0.77 96.31 02:10:10 0 3.33 0.00 0.66 0.01 0.77 95.23 02:10:10 1 1.50 0.00 0.35 0.01 0.77 97.37 02:20:01 all 3.56 0.00 0.75 0.01 0.06 95.62 02:20:01 0 6.32 0.00 1.20 0.02 0.09 92.37 02:20:01 1 1.02 0.00 0.33 0.00 0.04 98.61 02:30:10 all 2.04 0.00 0.44 0.01 0.04 97.47 02:30:10 0 3.06 0.00 0.55 0.02 0.04 96.32 02:30:10 1 1.03 0.00 0.32 0.01 0.03 98.62 02:40:11 all 0.99 0.00 0.31 0.01 0.03 98.65 02:40:11 0 1.07 0.00 0.34 0.02 0.04 98.53 02:40:11 1 0.92 0.00 0.28 0.01 0.03 98.77 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.16 0.00 0.45 0.06 0.16 97.17 Average: 0 2.59 0.00 0.53 0.07 0.17 96.64 Average: 1 1.74 0.00 0.38 0.04 0.15 97.70