---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-35619 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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: 5599.86 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 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 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 8.3G 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 4789 4 2673 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:95:31:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77208sec preferred_lft 77208sec inet6 fe80::f816:3eff:fe95:310a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35619) 07/14/26 _x86_64_ (2 CPU) 00:36:17 LINUX RESTART (2 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.41 0.05 1.35 0.01 3.40 16.36 0.88 01:00:03 1.41 0.01 1.38 0.03 0.05 17.35 870.14 01:10:03 1.20 0.00 1.19 0.02 0.00 14.23 1.20 01:20:01 13.80 0.01 1.19 12.61 0.16 14.53 109629.14 01:30:03 1.92 0.26 1.62 0.04 31.89 77.03 435.26 01:40:03 1.34 0.00 1.33 0.02 0.00 15.79 1.08 01:50:01 1.35 0.00 1.35 0.00 0.00 15.60 0.00 02:00:03 1.55 0.00 1.54 0.01 0.00 18.44 434.14 02:10:03 24.58 2.85 19.40 2.33 224.15 3611.63 893.49 02:20:01 1.33 0.00 1.33 0.00 0.00 16.29 0.00 02:30:03 1.45 0.00 1.44 0.02 0.00 18.82 0.25 02:40:03 1.59 0.00 1.57 0.02 0.00 319.79 0.37 02:50:01 1.37 0.00 1.35 0.01 0.00 211.39 0.23 03:00:03 1.59 0.00 1.57 0.02 0.00 19.74 0.25 Average: 3.99 0.23 2.69 1.08 18.56 313.32 7987.11 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6283448 7535388 285332 3.51 30692 1426876 531836 5.79 448812 1187624 124 01:00:03 6276000 7528520 292144 3.59 30912 1427208 531992 5.79 448932 1188176 216 01:10:03 6275328 7528396 292260 3.59 31128 1427532 532056 5.80 449100 1188716 204 01:20:01 6275360 7528996 291676 3.59 31316 1427900 559368 6.09 452252 1189244 136 01:30:03 6234952 7516332 303688 3.73 31740 1454828 559400 6.09 462324 1207392 188 01:40:03 6249904 7531800 288200 3.54 31928 1455156 559488 6.09 465064 1207900 220 01:50:01 6249400 7531792 288240 3.54 32088 1455476 559488 6.09 465808 1208388 124 02:00:03 6248688 7531576 288424 3.55 32248 1455808 559488 6.09 467664 1208880 200 02:10:03 4979712 7200424 566088 6.96 87868 2292316 824556 8.98 772364 2055888 184 02:20:01 4927464 7148740 617768 7.60 88024 2292724 851012 9.27 798844 2056452 312 02:30:03 4922788 7144832 621596 7.64 88192 2293328 896840 9.77 827244 2057092 240 02:40:03 4902908 7216584 548904 6.75 88360 2383960 846544 9.22 778564 2147896 212 02:50:01 4702668 7076064 688452 8.47 88520 2442696 971352 10.58 903288 2206792 244 03:00:03 4660680 7034620 729812 8.97 88648 2443100 1018976 11.10 951020 2207316 268 Average: 5656379 7361005 435899 5.36 55833 1834208 700171 7.63 620806 1594125 205 00:40:03 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 1.28 0.12 0.17 0.06 0.00 0.00 0.00 0.00 01:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 0.45 0.07 0.07 0.03 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 0.64 0.05 3.05 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 0.58 0.29 0.29 0.53 0.00 0.00 0.00 0.00 01:30:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.52 0.26 3.21 0.05 0.00 0.00 0.00 0.00 01:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:03 ens3 0.46 0.11 0.16 0.08 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.29 0.05 0.06 0.01 0.00 0.00 0.00 0.00 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 0.21 0.07 0.08 0.05 0.00 0.00 0.00 0.00 02:10:03 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:10:03 ens3 87.59 69.53 686.71 13.01 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 35.60 31.00 480.96 2.04 0.00 0.00 0.00 0.00 02:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 64.84 54.98 1087.31 3.60 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 28.20 26.11 491.70 1.77 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 31.95 29.87 488.91 2.00 0.00 0.00 0.00 0.00 03:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:03 ens3 6.32 5.42 79.62 0.42 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 18.50 15.57 237.39 1.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35619) 07/14/26 _x86_64_ (2 CPU) 00:36:17 LINUX RESTART (2 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.35 0.00 0.09 0.01 0.04 99.51 00:50:01 0 0.56 0.00 0.06 0.01 0.03 99.34 00:50:01 1 0.14 0.00 0.12 0.01 0.04 99.69 01:00:03 all 0.28 0.00 0.17 0.01 0.04 99.50 01:00:03 0 0.16 0.00 0.18 0.01 0.04 99.61 01:00:03 1 0.40 0.00 0.16 0.01 0.04 99.39 01:10:03 all 0.27 0.00 0.06 0.01 0.04 99.62 01:10:03 0 0.17 0.00 0.06 0.02 0.04 99.71 01:10:03 1 0.37 0.00 0.06 0.00 0.04 99.53 01:20:01 all 0.28 0.00 0.09 0.03 0.04 99.57 01:20:01 0 0.08 0.00 0.11 0.05 0.05 99.70 01:20:01 1 0.47 0.00 0.07 0.01 0.03 99.43 01:30:03 all 0.39 0.00 0.18 0.02 0.04 99.38 01:30:03 0 0.33 0.00 0.20 0.02 0.04 99.41 01:30:03 1 0.45 0.00 0.16 0.01 0.03 99.34 01:40:03 all 0.23 0.00 0.06 0.02 0.03 99.66 01:40:03 0 0.08 0.00 0.07 0.03 0.04 99.79 01:40:03 1 0.38 0.00 0.05 0.01 0.03 99.53 01:50:01 all 0.21 0.00 0.06 0.01 0.03 99.69 01:50:01 0 0.38 0.00 0.05 0.02 0.02 99.53 01:50:01 1 0.04 0.00 0.07 0.00 0.04 99.84 02:00:03 all 0.20 0.00 0.16 0.02 0.04 99.58 02:00:03 0 0.20 0.00 0.16 0.02 0.03 99.59 02:00:03 1 0.21 0.00 0.16 0.01 0.04 99.58 02:10:03 all 12.13 0.00 1.82 0.55 0.07 85.43 02:10:03 0 13.98 0.00 1.88 0.52 0.07 83.55 02:10:03 1 10.28 0.00 1.76 0.57 0.08 87.31 02:20:01 all 0.60 0.00 0.28 0.01 0.07 99.05 02:20:01 0 0.49 0.00 0.08 0.01 0.04 99.38 02:20:01 1 0.71 0.00 0.47 0.01 0.10 98.71 02:30:03 all 0.93 0.00 0.58 0.01 0.08 98.41 02:30:03 0 1.30 0.00 0.90 0.00 0.10 97.69 02:30:03 1 0.56 0.00 0.25 0.01 0.06 99.12 02:30:03 CPU %user %nice %system %iowait %steal %idle 02:40:03 all 0.83 0.00 0.27 0.01 0.08 98.80 02:40:03 0 0.79 0.00 0.31 0.01 0.10 98.79 02:40:03 1 0.88 0.00 0.23 0.02 0.06 98.81 02:50:01 all 0.74 0.00 0.25 0.01 0.09 98.91 02:50:01 0 0.98 0.00 0.38 0.01 0.12 98.51 02:50:01 1 0.51 0.00 0.12 0.01 0.07 99.30 03:00:03 all 0.45 0.00 0.26 0.00 0.08 99.21 03:00:03 0 0.43 0.00 0.36 0.00 0.12 99.09 03:00:03 1 0.46 0.00 0.16 0.01 0.04 99.33 Average: all 1.28 0.00 0.31 0.05 0.05 98.31 Average: 0 1.42 0.00 0.34 0.05 0.06 98.12 Average: 1 1.13 0.00 0.27 0.05 0.05 98.50