---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34668 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 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 728 19053 4 12310 30896 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:4e:ca:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fe4e:ca82/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:a3:0a:9b:58:5f 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::48a3:aff:fe9b:585f/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-34668) 07/11/26 _x86_64_ (8 CPU) 00:36:25 LINUX RESTART (8 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:12 12.77 0.26 11.94 0.56 9.19 5209.70 1377.48 01:00:12 33.37 1.89 30.44 1.03 276.21 22913.07 1476.09 Average: 22.99 1.07 21.12 0.80 141.61 13988.83 1426.38 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:12 24036460 28423492 3884960 11.82 145836 4452900 3878812 11.44 823228 7533884 220 01:00:12 20323896 31739696 541292 1.65 217948 11145904 1332240 3.93 2996940 8780904 45920 Average: 22180178 30081594 2213126 6.73 181892 7799402 2605526 7.68 1910084 8157394 23070 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:12 lo 5.60 5.60 0.54 0.54 0.00 0.00 0.00 0.00 00:50:12 ens3 68.61 54.66 299.32 13.38 0.00 0.00 0.00 0.00 00:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:12 lo 255.42 255.42 249.30 249.30 0.00 0.00 0.00 0.00 01:00:12 ens3 68.32 57.51 362.44 13.90 0.00 0.00 0.00 0.00 01:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 129.49 129.49 123.90 123.90 0.00 0.00 0.00 0.00 Average: ens3 68.47 56.07 330.62 13.64 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-34668) 07/11/26 _x86_64_ (8 CPU) 00:36:25 LINUX RESTART (8 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:12 all 38.60 0.00 1.32 0.08 0.08 59.92 00:50:12 0 34.22 0.00 1.04 0.11 0.08 64.55 00:50:12 1 45.96 0.00 1.45 0.01 0.09 52.49 00:50:12 2 38.14 0.00 1.40 0.07 0.08 60.31 00:50:12 3 30.70 0.00 1.18 0.25 0.07 67.80 00:50:12 4 39.60 0.00 1.40 0.06 0.08 58.86 00:50:12 5 42.21 0.00 1.42 0.14 0.09 56.13 00:50:12 6 40.20 0.00 1.44 0.01 0.08 58.27 00:50:12 7 37.77 0.00 1.23 0.01 0.07 60.91 01:00:12 all 18.79 0.00 1.18 0.56 0.06 79.41 01:00:12 0 19.18 0.00 1.09 0.09 0.05 79.58 01:00:12 1 22.43 0.00 1.49 0.19 0.06 75.83 01:00:12 2 22.53 0.00 1.38 0.44 0.06 75.60 01:00:12 3 19.02 0.00 1.09 0.42 0.05 79.42 01:00:12 4 18.86 0.00 1.39 0.99 0.06 78.69 01:00:12 5 16.76 0.00 1.05 0.45 0.06 81.67 01:00:12 6 16.83 0.00 0.93 0.08 0.06 82.12 01:00:12 7 14.73 0.00 1.01 1.82 0.05 82.39 Average: all 28.78 0.00 1.25 0.32 0.07 69.58 Average: 0 26.77 0.00 1.07 0.10 0.07 72.00 Average: 1 34.30 0.00 1.47 0.10 0.08 64.05 Average: 2 30.40 0.00 1.39 0.25 0.07 67.89 Average: 3 24.92 0.00 1.14 0.33 0.06 73.55 Average: 4 29.31 0.00 1.39 0.52 0.07 68.69 Average: 5 29.60 0.00 1.24 0.30 0.07 68.79 Average: 6 28.60 0.00 1.18 0.04 0.07 70.10 Average: 7 26.34 0.00 1.12 0.91 0.06 71.57