---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-435 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: 5600.00 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 18G 138G 12% / 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 758 18932 4 12401 30865 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:56:a0:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84522sec preferred_lft 84522sec inet6 fe80::f816:3eff:fe56:a004/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:34:a6:a5:97:20 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 inet6 fe80::5034:a6ff:fea5:9720/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-435) 07/30/26 _x86_64_ (8 CPU) 00:29:44 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:11 71.04 11.36 57.83 1.85 1523.87 23306.94 3572.55 00:50:11 22.02 0.48 20.99 0.55 17.08 15513.04 728.39 01:00:05 48.89 1.87 30.28 16.73 311.74 10228.30 489597.45 Average: 47.45 4.62 36.51 6.32 623.78 16410.50 162571.85 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:11 25320932 29598548 2709616 8.25 142948 4358888 3210292 9.47 806792 6267912 22156 00:50:11 19097296 28036664 4251208 12.94 193020 8794076 4434092 13.08 2151488 10946724 444 01:00:05 18100976 30287016 1983408 6.04 232428 11854132 2607264 7.69 3175232 10753888 167024 Average: 20839735 29307409 2981411 9.07 189465 8335699 3417216 10.08 2044504 9322841 63208 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:11 lo 5.75 5.75 0.55 0.55 0.00 0.00 0.00 0.00 00:40:11 ens3 166.24 128.68 1312.38 24.82 0.00 0.00 0.00 0.00 00:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:11 lo 245.40 245.40 239.36 239.36 0.00 0.00 0.00 0.00 00:50:11 ens3 69.31 54.52 339.27 13.33 0.00 0.00 0.00 0.00 00:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:05 lo 15.98 15.98 1.81 1.81 0.00 0.00 0.00 0.00 01:00:05 ens3 206.50 210.87 515.66 2876.15 0.00 0.00 0.00 0.00 01:00:05 docker0 88.20 84.59 1435.92 10.83 0.00 0.00 0.00 0.00 Average: lo 88.83 88.83 80.40 80.40 0.00 0.00 0.00 0.00 Average: ens3 147.25 131.06 726.52 959.34 0.00 0.00 0.00 0.00 Average: docker0 29.03 27.84 472.55 3.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-435) 07/30/26 _x86_64_ (8 CPU) 00:29:44 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:11 all 32.19 0.00 1.66 0.29 0.08 65.78 00:40:11 0 30.28 0.00 1.52 0.16 0.07 67.97 00:40:11 1 33.98 0.00 1.53 0.16 0.08 64.25 00:40:11 2 33.66 0.00 1.70 0.09 0.08 64.48 00:40:11 3 31.38 0.00 1.73 0.43 0.07 66.39 00:40:11 4 35.25 0.00 1.81 0.43 0.09 62.42 00:40:11 5 34.87 0.00 1.71 0.10 0.08 63.24 00:40:11 6 27.10 0.00 1.30 0.24 0.07 71.29 00:40:11 7 31.00 0.00 2.00 0.69 0.08 66.24 00:50:11 all 26.28 0.00 1.24 0.21 0.07 72.21 00:50:11 0 19.77 0.00 1.16 0.11 0.07 78.89 00:50:11 1 25.58 0.00 1.27 0.08 0.07 73.01 00:50:11 2 35.66 0.00 1.53 0.47 0.09 62.25 00:50:11 3 28.89 0.00 1.27 0.13 0.08 69.63 00:50:11 4 30.80 0.00 1.26 0.06 0.08 67.81 00:50:11 5 27.33 0.00 1.28 0.30 0.07 71.00 00:50:11 6 21.69 0.00 1.16 0.23 0.06 76.85 00:50:11 7 20.51 0.00 1.00 0.26 0.06 78.17 01:00:05 all 11.83 0.00 1.06 0.22 0.04 86.85 01:00:05 0 9.73 0.00 1.26 0.03 0.04 88.94 01:00:05 1 15.50 0.00 1.53 0.15 0.05 82.77 01:00:05 2 16.32 0.00 0.89 0.30 0.05 82.44 01:00:05 3 9.45 0.00 0.89 0.17 0.03 89.46 01:00:05 4 15.95 0.00 1.08 0.22 0.05 82.71 01:00:05 5 8.04 0.00 0.57 0.33 0.03 91.02 01:00:05 6 7.25 0.00 0.56 0.37 0.03 91.79 01:00:05 7 12.39 0.00 1.68 0.24 0.05 85.64 Average: all 23.52 0.00 1.32 0.24 0.06 74.86 Average: 0 20.01 0.00 1.32 0.10 0.06 78.52 Average: 1 25.10 0.00 1.44 0.13 0.07 73.26 Average: 2 28.61 0.00 1.38 0.28 0.07 69.66 Average: 3 23.32 0.00 1.30 0.24 0.06 75.07 Average: 4 27.42 0.00 1.39 0.24 0.07 70.89 Average: 5 23.54 0.00 1.19 0.24 0.06 74.96 Average: 6 18.76 0.00 1.01 0.28 0.06 79.90 Average: 7 21.38 0.00 1.56 0.40 0.06 76.60