---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33377 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 736 26449 4 4907 30888 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a3:31:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83160sec preferred_lft 83160sec inet6 fe80::f816:3eff:fea3:3154/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:18:b5:7d:ad:c4 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33377) 07/06/26 _x86_64_ (8 CPU) 08:28:34 LINUX RESTART (8 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:11 4.02 0.41 3.41 0.21 394.44 391.61 5513.84 08:50:12 1.58 0.00 1.58 0.00 0.04 17.59 0.00 09:00:01 57.46 4.76 50.73 1.96 273.34 5195.05 3215.03 09:10:12 23.84 0.16 20.83 2.85 5.84 2610.13 18841.13 09:20:12 38.30 0.01 33.39 4.90 0.09 3219.83 26493.40 Average: 24.83 1.05 21.80 1.98 134.66 2269.75 10849.61 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:11 30009940 31882600 500332 1.52 63044 2145776 1527972 4.51 347680 2217448 12 08:50:12 30008944 31882328 500736 1.52 63672 2145804 1527972 4.51 348380 2217660 140 09:00:01 26926864 30203720 2109184 6.42 137220 3411456 2326140 6.86 718080 4811540 18296 09:10:12 24972864 28831704 3476192 10.58 169748 3904596 3591748 10.59 864176 6565520 224 09:20:12 24635284 29106816 3195964 9.73 212784 4418212 3123204 9.21 1016928 6686652 27892 Average: 27310779 30381434 1956482 5.95 129294 3205169 2419407 7.13 659049 4499764 9313 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:11 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:40:11 ens3 7.28 2.73 126.91 0.24 0.00 0.00 0.00 0.00 08:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:12 ens3 0.21 0.09 0.04 0.02 0.00 0.00 0.00 0.00 08:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 617.67 617.67 588.41 588.41 0.00 0.00 0.00 0.00 09:00:01 ens3 118.20 89.95 1093.77 15.58 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:12 lo 1052.08 1052.08 1000.99 1000.99 0.00 0.00 0.00 0.00 09:10:12 ens3 24.67 20.29 12.66 6.64 0.00 0.00 0.00 0.00 09:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:12 lo 2124.99 2124.99 2024.49 2024.49 0.00 0.00 0.00 0.00 09:20:12 ens3 22.82 19.78 7.75 6.93 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 757.70 757.70 721.54 721.54 0.00 0.00 0.00 0.00 Average: ens3 34.18 26.21 243.68 5.83 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33377) 07/06/26 _x86_64_ (8 CPU) 08:28:34 LINUX RESTART (8 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:11 all 0.18 0.00 0.06 0.03 0.03 99.70 08:40:11 0 0.12 0.00 0.05 0.00 0.05 99.76 08:40:11 1 0.16 0.00 0.06 0.02 0.06 99.70 08:40:11 2 0.32 0.00 0.10 0.02 0.00 99.56 08:40:11 3 0.04 0.00 0.04 0.02 0.05 99.85 08:40:11 4 0.11 0.00 0.05 0.13 0.05 99.66 08:40:11 5 0.46 0.00 0.07 0.01 0.01 99.44 08:40:11 6 0.14 0.00 0.06 0.01 0.01 99.79 08:40:11 7 0.11 0.00 0.04 0.00 0.00 99.84 08:50:12 all 0.10 0.00 0.02 0.00 0.01 99.87 08:50:12 0 0.00 0.00 0.00 0.00 0.00 100.00 08:50:12 1 0.40 0.00 0.05 0.00 0.01 99.54 08:50:12 2 0.03 0.00 0.03 0.00 0.01 99.94 08:50:12 3 0.02 0.00 0.02 0.00 0.01 99.94 08:50:12 4 0.32 0.00 0.01 0.03 0.00 99.64 08:50:12 5 0.01 0.00 0.01 0.00 0.00 99.98 08:50:12 6 0.01 0.00 0.02 0.00 0.00 99.95 08:50:12 7 0.02 0.00 0.02 0.00 0.01 99.94 09:00:01 all 16.88 0.00 0.84 0.15 0.04 82.09 09:00:01 0 13.92 0.00 0.63 0.04 0.03 85.38 09:00:01 1 19.04 0.00 0.85 0.08 0.04 79.98 09:00:01 2 15.65 0.00 0.79 0.04 0.04 83.48 09:00:01 3 16.25 0.00 0.84 0.05 0.04 82.83 09:00:01 4 16.26 0.00 0.70 0.75 0.04 82.25 09:00:01 5 15.69 0.00 0.80 0.07 0.04 83.41 09:00:01 6 16.66 0.00 0.83 0.04 0.04 82.43 09:00:01 7 21.59 0.00 1.29 0.14 0.04 76.95 09:10:12 all 36.42 0.00 1.42 0.07 0.08 62.01 09:10:12 0 26.62 0.00 1.18 0.13 0.06 72.01 09:10:12 1 40.78 0.00 1.58 0.03 0.08 57.53 09:10:12 2 33.59 0.00 1.58 0.04 0.08 64.71 09:10:12 3 34.62 0.00 1.40 0.12 0.08 63.78 09:10:12 4 38.48 0.00 1.50 0.07 0.08 59.87 09:10:12 5 40.14 0.00 1.19 0.04 0.07 58.56 09:10:12 6 39.37 0.00 1.42 0.03 0.08 59.11 09:10:12 7 37.79 0.00 1.55 0.07 0.08 60.51 09:20:12 all 40.12 0.00 1.91 0.06 0.09 57.82 09:20:12 0 36.53 0.00 1.83 0.14 0.09 61.41 09:20:12 1 40.24 0.00 1.75 0.03 0.08 57.89 09:20:12 2 43.27 0.00 2.35 0.04 0.08 54.26 09:20:12 3 38.99 0.00 1.65 0.16 0.09 59.10 09:20:12 4 43.31 0.00 1.93 0.02 0.09 54.65 09:20:12 5 40.14 0.00 1.78 0.04 0.08 57.96 09:20:12 6 40.25 0.00 2.10 0.04 0.09 57.52 09:20:12 7 38.26 0.00 1.89 0.04 0.09 59.73 Average: all 18.72 0.00 0.85 0.06 0.05 80.32 Average: 0 15.42 0.00 0.74 0.06 0.05 83.73 Average: 1 20.10 0.00 0.86 0.03 0.05 78.95 Average: 2 18.53 0.00 0.97 0.03 0.04 80.43 Average: 3 17.97 0.00 0.79 0.07 0.05 81.12 Average: 4 19.66 0.00 0.84 0.20 0.05 79.25 Average: 5 19.28 0.00 0.77 0.03 0.04 79.87 Average: 6 19.27 0.00 0.88 0.02 0.04 79.78 Average: 7 19.51 0.00 0.95 0.05 0.04 79.44