---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32071 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 17G 61G 22% / 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 719 12516 3 2753 14927 Swap: 1023 27 996 ---> 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:23:3f:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81087sec preferred_lft 81087sec inet6 fe80::f816:3eff:fe23:3f09/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:3c:14:6f:8c:a8 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::783c:14ff:fe6f:8ca8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32071) 07/01/26 _x86_64_ (4 CPU) 09:07:00 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:18 124.56 10.91 108.19 5.46 1384.30 31934.77 15065.87 09:30:01 57.80 21.54 34.49 1.77 998.81 2113.24 1175.26 09:40:01 19.38 3.19 15.33 0.86 90.39 423.18 268.52 09:50:18 4.92 0.02 4.70 0.19 0.67 117.33 44.01 10:00:01 5.81 0.03 5.59 0.19 1.99 145.76 71.69 10:10:01 5.01 0.02 4.79 0.20 0.92 132.64 437.64 10:20:18 11.29 0.46 10.31 0.52 9.57 600.39 275.14 10:30:01 5.05 0.31 4.56 0.19 12.14 146.17 63.09 Average: 29.49 4.53 23.78 1.19 313.78 4559.93 2225.47 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:18 169840 1559660 14376728 87.81 240612 1260460 16900076 97.01 1092960 14631368 376 09:30:01 7436848 9332844 6608768 40.36 256016 1761252 7545004 43.31 1204520 7303900 6572 09:40:01 9324312 11270352 4671768 28.53 259340 1807888 5416632 31.09 1239652 5386452 336 09:50:18 9254612 11213432 4730700 28.89 260060 1819996 5468548 31.39 1241288 5454952 80 10:00:01 7774764 9749784 6193580 37.83 260880 1835380 6942692 39.85 1244080 6926636 340 10:10:01 7760600 9751680 6191708 37.82 261424 1850872 6972260 40.02 1247820 6945128 468 10:20:18 9203960 11329616 4614664 28.18 265368 1977672 5295544 30.40 1266104 5487344 268 10:30:01 8272760 10423476 5520476 33.72 266396 2001704 6183572 35.49 1279548 6400712 816 Average: 7399712 9328856 6613549 40.39 258762 1789403 7590541 43.57 1226996 7317062 1157 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:18 lo 16.69 16.69 14.44 14.44 0.00 0.00 0.00 0.00 09:20:18 ens3 135.64 91.29 2156.29 10.11 0.00 0.00 0.00 0.00 09:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 36.77 36.77 16.28 16.28 0.00 0.00 0.00 0.00 09:30:01 ens3 2.88 2.80 0.58 1.54 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 39.78 39.78 17.65 17.65 0.00 0.00 0.00 0.00 09:40:01 ens3 6.49 4.10 3.90 2.65 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:18 lo 22.57 22.57 8.88 8.88 0.00 0.00 0.00 0.00 09:50:18 ens3 0.65 0.53 0.14 0.10 0.00 0.00 0.00 0.00 09:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 26.06 26.06 11.45 11.45 0.00 0.00 0.00 0.00 10:00:01 ens3 0.82 0.52 0.22 0.16 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 16.42 16.42 10.07 10.07 0.00 0.00 0.00 0.00 10:10:01 ens3 1.25 0.72 0.40 0.28 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:18 lo 19.38 19.38 10.32 10.32 0.00 0.00 0.00 0.00 10:20:18 ens3 1.20 0.93 0.34 0.27 0.00 0.00 0.00 0.00 10:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 22.27 22.27 8.79 8.79 0.00 0.00 0.00 0.00 10:30:01 ens3 0.64 0.49 0.14 0.10 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.90 24.90 12.22 12.22 0.00 0.00 0.00 0.00 Average: ens3 19.17 12.99 277.96 1.93 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-32071) 07/01/26 _x86_64_ (4 CPU) 09:07:00 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:18 all 63.78 0.00 3.33 1.13 0.10 31.66 09:20:18 0 64.65 0.00 3.49 1.32 0.10 30.43 09:20:18 1 63.62 0.00 3.22 0.97 0.10 32.10 09:20:18 2 63.62 0.00 3.25 1.34 0.10 31.69 09:20:18 3 63.23 0.00 3.38 0.88 0.10 32.42 09:30:01 all 55.82 0.00 2.17 0.49 0.12 41.40 09:30:01 0 55.74 0.00 2.25 0.25 0.12 41.65 09:30:01 1 55.44 0.00 2.14 0.37 0.12 41.94 09:30:01 2 56.24 0.00 2.12 0.39 0.12 41.12 09:30:01 3 55.86 0.00 2.16 0.97 0.12 40.90 09:40:01 all 31.50 0.00 1.10 0.11 0.10 67.19 09:40:01 0 31.23 0.00 1.06 0.11 0.10 67.50 09:40:01 1 32.20 0.00 1.08 0.05 0.11 66.57 09:40:01 2 31.57 0.00 1.10 0.11 0.10 67.12 09:40:01 3 31.00 0.00 1.15 0.19 0.10 67.56 09:50:18 all 8.27 0.00 0.41 0.03 0.08 91.22 09:50:18 0 7.91 0.00 0.40 0.03 0.08 91.58 09:50:18 1 8.48 0.00 0.43 0.01 0.08 91.00 09:50:18 2 8.60 0.00 0.39 0.06 0.08 90.88 09:50:18 3 8.11 0.00 0.40 0.00 0.08 91.41 10:00:01 all 10.67 0.00 0.44 0.04 0.08 88.77 10:00:01 0 10.50 0.00 0.45 0.02 0.08 88.96 10:00:01 1 10.31 0.00 0.43 0.01 0.08 89.17 10:00:01 2 10.95 0.00 0.43 0.10 0.08 88.44 10:00:01 3 10.94 0.00 0.46 0.01 0.08 88.51 10:10:01 all 9.81 0.00 0.39 0.02 0.08 89.70 10:10:01 0 9.55 0.00 0.31 0.03 0.08 90.04 10:10:01 1 9.82 0.00 0.48 0.02 0.08 89.60 10:10:01 2 10.23 0.00 0.40 0.02 0.08 89.27 10:10:01 3 9.65 0.00 0.37 0.02 0.08 89.88 10:20:18 all 19.17 0.00 0.68 0.11 0.09 79.96 10:20:18 0 19.34 0.00 0.78 0.08 0.08 79.71 10:20:18 1 19.30 0.00 0.57 0.08 0.08 79.97 10:20:18 2 19.55 0.00 0.69 0.09 0.09 79.58 10:20:18 3 18.49 0.00 0.68 0.17 0.09 80.56 10:30:01 all 9.38 0.00 0.37 0.03 0.08 90.14 10:30:01 0 9.62 0.00 0.34 0.01 0.08 89.95 10:30:01 1 9.56 0.00 0.38 0.07 0.08 89.92 10:30:01 2 9.60 0.00 0.45 0.01 0.08 89.86 10:30:01 3 8.73 0.00 0.33 0.03 0.08 90.82 Average: all 26.11 0.00 1.12 0.25 0.09 72.44 Average: 0 26.13 0.00 1.14 0.23 0.09 72.40 Average: 1 26.15 0.00 1.10 0.20 0.09 72.47 Average: 2 26.34 0.00 1.11 0.27 0.09 72.19 Average: 3 25.81 0.00 1.12 0.29 0.09 72.69