---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22937 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 17G 138G 11% / 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 766 19125 4 12200 30858 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:fe:45:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84434sec preferred_lft 84434sec inet6 fe80::f816:3eff:fefe:459c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:fc:2d:cd:a9:c9 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::a0fc:2dff:fecd:a9c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-22937) 06/03/26 _x86_64_ (8 CPU) 00:37:00 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 32.42 0.58 16.06 15.77 390.80 6574.74 518808.03 01:00:03 20.72 0.48 19.79 0.46 17.51 13434.68 2002.97 Average: 26.58 0.53 17.92 8.12 204.36 10000.86 260695.88 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 24259816 28915132 3390904 10.32 149620 4717472 3480932 10.26 981844 7157896 2584 01:00:03 19453884 28668340 3619464 11.01 202604 9049800 3493356 10.30 2387324 10351296 519060 Average: 21856850 28791736 3505184 10.67 176112 6883636 3487144 10.28 1684584 8754596 260822 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 5.73 5.73 0.55 0.55 0.00 0.00 0.00 0.00 00:50:03 ens3 72.39 54.39 516.79 12.56 0.00 0.00 0.00 0.00 00:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:03 lo 262.51 262.51 256.40 256.40 0.00 0.00 0.00 0.00 01:00:03 ens3 47.30 40.93 221.74 10.82 0.00 0.00 0.00 0.00 01:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 133.97 133.97 128.33 128.33 0.00 0.00 0.00 0.00 Average: ens3 59.86 47.67 369.43 11.69 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-22937) 06/03/26 _x86_64_ (8 CPU) 00:37:00 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 39.58 0.00 1.66 0.10 0.07 58.58 00:50:03 0 35.36 0.00 1.60 0.03 0.07 62.94 00:50:03 1 45.71 0.00 1.64 0.04 0.08 52.54 00:50:03 2 37.85 0.00 1.62 0.15 0.07 60.30 00:50:03 3 40.05 0.00 1.84 0.29 0.08 57.75 00:50:03 4 43.13 0.00 1.82 0.07 0.08 54.90 00:50:03 5 38.83 0.00 1.58 0.08 0.08 59.44 00:50:03 6 38.01 0.00 1.68 0.13 0.07 60.11 00:50:03 7 37.71 0.00 1.52 0.03 0.07 60.66 01:00:03 all 20.59 0.00 1.32 0.08 0.06 77.95 01:00:03 0 15.89 0.00 0.98 0.24 0.06 82.83 01:00:03 1 25.25 0.00 1.65 0.04 0.06 73.00 01:00:03 2 20.47 0.00 1.42 0.10 0.06 77.95 01:00:03 3 27.43 0.00 1.29 0.02 0.07 71.18 01:00:03 4 25.73 0.00 1.65 0.05 0.07 72.50 01:00:03 5 18.78 0.00 1.38 0.13 0.05 79.66 01:00:03 6 15.87 0.00 1.09 0.02 0.05 82.97 01:00:03 7 15.26 0.00 1.07 0.06 0.06 83.56 Average: all 30.10 0.00 1.49 0.09 0.07 68.25 Average: 0 25.65 0.00 1.29 0.13 0.07 72.86 Average: 1 35.49 0.00 1.65 0.04 0.07 62.76 Average: 2 29.18 0.00 1.52 0.13 0.07 69.10 Average: 3 33.75 0.00 1.56 0.16 0.08 64.46 Average: 4 34.45 0.00 1.73 0.06 0.07 63.69 Average: 5 28.80 0.00 1.48 0.10 0.06 69.55 Average: 6 26.96 0.00 1.39 0.08 0.06 71.51 Average: 7 26.51 0.00 1.29 0.05 0.06 72.09