---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33647 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 715 8447 3 6826 14931 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:dd:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78613sec preferred_lft 78613sec inet6 fe80::f816:3eff:fe4e:dd34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:87:42:49:d4:a9 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::ac87:42ff:fe49:d4a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33647) 07/07/26 _x86_64_ (4 CPU) 07:15:10 LINUX RESTART (4 CPU) 07:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:08 77.08 2.95 71.18 2.95 137.44 27683.32 10782.90 07:40:00 15.36 0.44 14.14 0.77 3.92 363.71 1090.32 07:50:01 8.27 0.01 7.83 0.44 0.27 280.47 443.88 08:00:10 39.67 19.06 19.55 1.06 160.16 1734.52 1502.77 08:10:17 43.78 18.32 24.04 1.42 146.56 1611.17 684.51 08:20:01 8.96 0.01 8.60 0.35 0.58 278.46 397.77 08:30:17 5.51 0.00 5.27 0.23 0.00 136.49 46.57 08:40:01 4.91 0.00 4.72 0.18 0.03 156.57 114.89 08:50:00 21.38 0.09 5.78 15.51 1.27 166.04 211998.40 09:00:01 6.09 0.00 5.90 0.19 0.00 170.49 83.03 09:10:01 8.90 0.00 8.48 0.41 0.04 565.41 126.78 09:20:01 6.95 0.00 6.73 0.22 0.00 284.48 178.72 Average: 20.62 3.45 15.19 1.98 37.86 2779.30 18948.47 07:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:08 156104 5140988 10786252 65.88 244384 4622540 11832404 67.92 2086160 13435152 168 07:40:00 2329272 7335376 8593472 52.49 246804 4640984 9540132 54.76 2140544 11222444 340 07:50:01 4742764 9773252 6157620 37.61 248068 4664136 6923320 39.74 2147520 8802644 292 08:00:10 4820000 10285668 5643536 34.47 261012 5072952 6879320 39.49 2325152 8541684 880 08:10:17 7216736 13060840 2870536 17.53 272464 5431320 3695004 21.21 2486868 5991808 220 08:20:01 6729040 12614316 3317116 20.26 273532 5471268 4421656 25.38 2489184 6462836 440 08:30:17 5414796 11316524 4613784 28.18 274068 5487152 5381760 30.89 2490256 7781644 336 08:40:01 5406952 11328332 4602076 28.11 274492 5506360 5306328 30.46 2491396 7776244 196 08:50:00 3856040 9805516 6123928 37.40 277312 5531596 6831960 39.22 2500212 9320996 184 09:00:01 4050192 10023152 5906196 36.07 278044 5554288 6688012 38.39 2503996 9127176 64 09:10:01 5197992 11301272 4628516 28.27 281728 5675304 5332308 30.61 2511808 7965340 88 09:20:01 6511508 12667788 3262992 19.93 282392 5727424 4602536 26.42 2530340 6642848 600 Average: 4702616 10387752 5542169 33.85 267858 5282110 6452895 37.04 2391953 8589235 317 07:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:08 lo 14.74 14.74 10.44 10.44 0.00 0.00 0.00 0.00 07:30:08 ens3 47.95 31.92 754.63 3.28 0.00 0.00 0.00 0.00 07:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:00 lo 26.79 26.79 12.79 12.79 0.00 0.00 0.00 0.00 07:40:00 ens3 1.19 0.98 0.25 0.21 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 24.99 24.99 10.42 10.42 0.00 0.00 0.00 0.00 07:50:01 ens3 0.64 0.47 0.12 0.09 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:10 lo 13.14 13.14 12.09 12.09 0.00 0.00 0.00 0.00 08:00:10 ens3 1.67 1.31 0.50 1.47 0.00 0.00 0.00 0.00 08:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:17 lo 24.58 24.58 11.49 11.49 0.00 0.00 0.00 0.00 08:10:17 ens3 1.75 1.47 0.52 0.42 0.00 0.00 0.00 0.00 08:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 4.73 4.73 3.48 3.48 0.00 0.00 0.00 0.00 08:20:01 ens3 0.53 0.37 0.13 0.09 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:17 lo 15.94 15.94 7.49 7.49 0.00 0.00 0.00 0.00 08:30:17 ens3 0.66 0.57 0.11 0.10 0.00 0.00 0.00 0.00 08:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 23.55 23.55 8.63 8.63 0.00 0.00 0.00 0.00 08:40:01 ens3 1.38 0.60 0.22 0.14 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:00 lo 20.74 20.74 9.43 9.43 0.00 0.00 0.00 0.00 08:50:00 ens3 0.57 0.47 0.11 0.09 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 15.49 15.49 9.14 9.14 0.00 0.00 0.00 0.00 09:00:01 ens3 0.58 0.49 0.14 0.11 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 09:10:01 lo 16.95 16.95 9.51 9.51 0.00 0.00 0.00 0.00 09:10:01 ens3 0.81 0.70 0.24 0.18 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 17.07 17.07 6.91 6.91 0.00 0.00 0.00 0.00 09:20:01 ens3 0.72 0.55 0.16 0.13 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.23 18.23 9.33 9.33 0.00 0.00 0.00 0.00 Average: ens3 4.86 3.31 62.82 0.53 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-4c-16g-33647) 07/07/26 _x86_64_ (4 CPU) 07:15:10 LINUX RESTART (4 CPU) 07:20:11 CPU %user %nice %system %iowait %steal %idle 07:30:08 all 45.33 0.00 2.05 0.38 0.10 52.14 07:30:08 0 47.23 0.00 1.94 0.39 0.11 50.33 07:30:08 1 44.36 0.00 1.90 0.25 0.10 53.40 07:30:08 2 46.11 0.00 2.25 0.29 0.10 51.25 07:30:08 3 43.62 0.00 2.11 0.59 0.10 53.58 07:40:00 all 35.09 0.00 1.29 0.05 0.11 63.45 07:40:00 0 35.44 0.00 1.20 0.04 0.11 63.21 07:40:00 1 35.05 0.00 1.27 0.08 0.11 63.48 07:40:00 2 35.12 0.00 1.27 0.02 0.12 63.47 07:40:00 3 34.77 0.00 1.42 0.06 0.11 63.64 07:50:01 all 19.97 0.00 0.87 0.03 0.10 79.03 07:50:01 0 20.62 0.00 0.86 0.01 0.09 78.42 07:50:01 1 19.62 0.00 0.80 0.03 0.10 79.45 07:50:01 2 20.50 0.00 0.93 0.04 0.10 78.43 07:50:01 3 19.16 0.00 0.89 0.05 0.09 79.81 08:00:10 all 31.72 0.00 1.07 0.06 0.12 67.03 08:00:10 0 32.16 0.00 1.03 0.03 0.12 66.67 08:00:10 1 30.87 0.00 1.00 0.03 0.12 67.97 08:00:10 2 31.63 0.00 1.15 0.11 0.12 66.98 08:00:10 3 32.21 0.00 1.10 0.07 0.11 66.50 08:10:17 all 40.19 0.00 1.35 0.12 0.15 58.19 08:10:17 0 41.03 0.00 1.23 0.13 0.15 57.47 08:10:17 1 40.32 0.00 1.41 0.08 0.16 58.02 08:10:17 2 39.78 0.00 1.36 0.20 0.15 58.51 08:10:17 3 39.62 0.00 1.39 0.06 0.15 58.78 08:20:01 all 13.98 0.00 0.50 0.03 0.07 85.42 08:20:01 0 13.71 0.00 0.51 0.02 0.07 85.69 08:20:01 1 13.96 0.00 0.46 0.06 0.07 85.47 08:20:01 2 14.08 0.00 0.44 0.02 0.07 85.39 08:20:01 3 14.19 0.00 0.59 0.02 0.07 85.14 08:30:17 all 11.09 0.00 0.48 0.12 0.09 88.22 08:30:17 0 11.41 0.00 0.43 0.03 0.07 88.05 08:30:17 1 10.81 0.00 0.55 0.42 0.15 88.07 08:30:17 2 11.17 0.00 0.51 0.02 0.08 88.22 08:30:17 3 10.96 0.00 0.44 0.00 0.07 88.53 08:40:01 all 9.43 0.00 0.43 0.02 0.23 89.89 08:40:01 0 9.51 0.00 0.39 0.01 0.12 89.97 08:40:01 1 9.32 0.00 0.41 0.03 0.28 89.97 08:40:01 2 9.45 0.00 0.49 0.05 0.38 89.64 08:40:01 3 9.46 0.00 0.42 0.02 0.14 89.96 08:50:00 all 11.30 0.00 0.44 0.06 0.07 88.13 08:50:00 0 10.77 0.00 0.42 0.11 0.06 88.63 08:50:00 1 11.50 0.00 0.40 0.05 0.07 87.98 08:50:00 2 11.54 0.00 0.46 0.02 0.07 87.92 08:50:00 3 11.40 0.00 0.50 0.04 0.07 87.99 09:00:01 all 11.05 0.00 0.56 0.02 0.07 88.30 09:00:01 0 11.14 0.00 0.45 0.04 0.06 88.32 09:00:01 1 10.78 0.00 0.55 0.01 0.07 88.58 09:00:01 2 11.68 0.00 0.68 0.02 0.07 87.55 09:00:01 3 10.60 0.00 0.55 0.01 0.07 88.76 09:10:01 all 15.69 0.00 0.65 0.03 0.08 83.55 09:10:01 0 15.76 0.00 0.55 0.06 0.08 83.55 09:10:01 1 16.08 0.00 0.74 0.03 0.08 83.07 09:10:01 2 15.70 0.00 0.67 0.03 0.08 83.52 09:10:01 3 15.21 0.00 0.63 0.01 0.08 84.07 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 13.09 0.00 0.54 0.03 0.07 86.26 09:20:01 0 12.82 0.00 0.49 0.04 0.07 86.59 09:20:01 1 12.92 0.00 0.60 0.01 0.08 86.38 09:20:01 2 13.10 0.00 0.55 0.05 0.07 86.23 09:20:01 3 13.52 0.00 0.54 0.02 0.08 85.86 Average: all 21.51 0.00 0.85 0.08 0.10 77.45 Average: 0 21.82 0.00 0.79 0.08 0.09 77.22 Average: 1 21.32 0.00 0.84 0.09 0.11 77.63 Average: 2 21.67 0.00 0.90 0.07 0.12 77.25 Average: 3 21.24 0.00 0.88 0.08 0.09 77.70