---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3160 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 143G 8% / 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 905 24509 4 6677 30718 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:d7:93:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83066sec preferred_lft 83066sec inet6 fe80::f816:3eff:fed7:9337/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:6a:1e:5e:7c:9c 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3160) 09/08/26 _x86_64_ (8 CPU) 11:35:36 LINUX RESTART (8 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:14 40.77 2.60 21.63 16.54 164.85 4653.09 516821.94 12:00:14 29.86 0.12 25.79 3.95 5.63 2388.33 7357.11 12:10:01 28.24 0.01 24.69 3.55 0.23 2765.11 11538.40 12:20:14 23.55 0.18 20.38 2.99 10.44 6322.75 8824.73 12:30:12 3.45 0.02 3.23 0.20 2.68 109.15 1354.95 Average: 25.25 0.60 19.15 5.50 37.43 3272.99 111132.90 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:14 25886824 29604816 2703804 8.23 164672 3780812 2778120 8.19 703456 5825568 62820 12:00:14 24974880 29081464 3222244 9.81 193728 4102056 3282904 9.68 810868 6580292 26008 12:10:01 24106600 28764844 3535272 10.76 224184 4577180 3411524 10.06 943012 7265384 43128 12:20:14 25292060 31635892 657988 2.00 241732 6183628 1266732 3.74 1552560 5375640 4 12:30:12 25193744 31540596 752816 2.29 242924 6185596 1383356 4.08 1561432 5468796 8248 Average: 25090822 30125522 2174425 6.62 213448 4965854 2424527 7.15 1114266 6103136 28042 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:14 lo 1032.48 1032.48 983.97 983.97 0.00 0.00 0.00 0.00 11:50:14 ens3 142.61 106.99 1175.04 23.57 0.00 0.00 0.00 0.00 11:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:14 lo 1936.87 1936.87 1844.97 1844.97 0.00 0.00 0.00 0.00 12:00:14 ens3 24.55 19.73 15.98 11.99 0.00 0.00 0.00 0.00 12:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 2237.60 2237.60 2133.08 2133.08 0.00 0.00 0.00 0.00 12:10:01 ens3 27.07 21.71 16.81 13.70 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:14 lo 751.25 751.25 708.17 708.17 0.00 0.00 0.00 0.00 12:20:14 ens3 74.52 69.07 223.55 178.89 0.00 0.00 0.00 0.00 12:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:12 lo 12.23 12.23 1.25 1.25 0.00 0.00 0.00 0.00 12:30:12 ens3 95.75 89.99 29.65 813.13 0.00 0.00 0.00 0.00 12:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1187.73 1187.73 1128.21 1128.21 0.00 0.00 0.00 0.00 Average: ens3 73.41 61.89 297.42 207.60 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3160) 09/08/26 _x86_64_ (8 CPU) 11:35:36 LINUX RESTART (8 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:14 all 30.80 0.00 1.53 0.13 0.02 67.52 11:50:14 0 30.53 0.00 1.95 0.11 0.02 67.38 11:50:14 1 29.31 0.00 1.35 0.07 0.02 69.25 11:50:14 2 30.41 0.00 1.56 0.07 0.02 67.94 11:50:14 3 31.40 0.00 1.69 0.14 0.02 66.75 11:50:14 4 30.93 0.00 1.50 0.06 0.02 67.49 11:50:14 5 28.66 0.00 1.13 0.21 0.01 69.99 11:50:14 6 31.95 0.00 1.57 0.16 0.02 66.31 11:50:14 7 33.25 0.00 1.52 0.18 0.02 65.03 12:00:14 all 35.88 0.00 1.72 0.09 0.02 62.29 12:00:14 0 34.69 0.00 2.02 0.07 0.02 63.20 12:00:14 1 34.12 0.00 1.87 0.06 0.02 63.93 12:00:14 2 38.05 0.00 1.76 0.06 0.03 60.11 12:00:14 3 34.02 0.00 1.63 0.04 0.02 64.29 12:00:14 4 37.99 0.00 1.65 0.08 0.02 60.26 12:00:14 5 36.39 0.00 1.67 0.14 0.02 61.77 12:00:14 6 34.98 0.00 1.53 0.16 0.02 63.31 12:00:14 7 36.83 0.00 1.62 0.10 0.02 61.44 12:10:01 all 34.12 0.00 1.86 0.06 0.03 63.93 12:10:01 0 33.57 0.00 1.71 0.04 0.03 64.65 12:10:01 1 31.82 0.00 2.30 0.15 0.02 65.71 12:10:01 2 37.06 0.00 2.39 0.04 0.03 60.48 12:10:01 3 38.66 0.00 1.77 0.04 0.03 59.51 12:10:01 4 34.62 0.00 1.62 0.05 0.02 63.68 12:10:01 5 32.03 0.00 1.73 0.06 0.03 66.16 12:10:01 6 29.30 0.00 1.73 0.04 0.03 68.90 12:10:01 7 35.90 0.00 1.63 0.07 0.03 62.37 12:20:14 all 18.72 0.00 1.10 0.08 0.03 80.07 12:20:14 0 20.80 0.00 1.29 0.05 0.02 77.83 12:20:14 1 19.06 0.00 1.29 0.22 0.03 79.41 12:20:14 2 19.12 0.00 1.24 0.02 0.02 79.59 12:20:14 3 17.90 0.00 1.00 0.02 0.02 81.06 12:20:14 4 18.01 0.00 0.92 0.15 0.03 80.89 12:20:14 5 13.77 0.00 1.08 0.02 0.03 85.10 12:20:14 6 21.93 0.00 0.95 0.04 0.03 77.05 12:20:14 7 19.18 0.00 1.02 0.10 0.03 79.67 12:30:12 all 2.81 0.00 0.15 0.01 0.01 97.01 12:30:12 0 1.19 0.00 0.13 0.01 0.01 98.66 12:30:12 1 2.69 0.00 0.09 0.00 0.01 97.20 12:30:12 2 7.26 0.00 0.18 0.01 0.01 92.54 12:30:12 3 2.83 0.00 0.20 0.00 0.01 96.96 12:30:12 4 3.37 0.00 0.21 0.06 0.01 96.35 12:30:12 5 2.66 0.00 0.13 0.00 0.01 97.20 12:30:12 6 2.43 0.00 0.19 0.01 0.01 97.37 12:30:12 7 0.09 0.00 0.08 0.00 0.02 99.81 Average: all 24.44 0.00 1.27 0.07 0.02 74.20 Average: 0 24.15 0.00 1.42 0.06 0.02 74.36 Average: 1 23.39 0.00 1.38 0.10 0.02 75.12 Average: 2 26.32 0.00 1.42 0.04 0.02 72.20 Average: 3 24.91 0.00 1.26 0.05 0.02 73.77 Average: 4 24.95 0.00 1.18 0.08 0.02 73.77 Average: 5 22.64 0.00 1.14 0.09 0.02 76.10 Average: 6 24.13 0.00 1.19 0.08 0.02 74.58 Average: 7 25.02 0.00 1.17 0.09 0.02 73.69