---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22329 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 699 12170 3 3119 14947 Swap: 1023 25 998 ---> 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:39:0f:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79895sec preferred_lft 79895sec inet6 fe80::f816:3eff:fe39:fb4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:a6:c3:04:12:71 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::d4a6:c3ff:fe04:1271/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22329) 06/01/26 _x86_64_ (4 CPU) 19:06:54 LINUX RESTART (4 CPU) 19:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:14 112.46 4.10 88.70 19.66 544.38 30664.97 224323.00 19:30:20 51.07 25.14 24.57 1.37 853.16 1636.87 2303.89 19:40:01 8.96 1.82 6.81 0.33 51.25 204.47 886.79 19:50:20 17.34 0.43 16.12 0.79 8.56 670.64 809.92 20:00:20 11.88 0.19 11.13 0.56 4.43 301.05 349.03 20:10:01 6.08 0.04 5.86 0.18 1.74 128.80 91.02 20:20:20 5.21 0.05 4.94 0.22 1.87 138.22 50.89 20:30:20 4.77 0.03 4.54 0.20 1.79 134.23 152.73 20:40:01 4.91 0.05 4.66 0.20 7.35 146.28 61.26 20:50:00 11.30 0.02 10.89 0.39 1.00 661.97 177.81 Average: 23.54 3.22 17.92 2.40 148.69 3487.43 23035.42 19:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:14 3516220 7777196 8149996 49.78 260720 3900804 9324028 53.52 2244192 9930556 3856 19:30:20 2762736 4723176 11214740 68.50 263752 1802144 11901452 68.31 1276832 11873948 248 19:40:01 9161972 11147304 4792076 29.27 264756 1826064 5556400 31.89 1302524 5451868 240 19:50:20 10835512 12939688 3004620 18.35 270456 1938160 3807356 21.85 1356004 3758564 320 20:00:20 9672008 11813896 4129940 25.22 272588 1973644 5092844 29.23 1361412 4917052 236 20:10:01 9382568 11538852 4404568 26.90 273280 1987368 5200276 29.85 1363224 5193472 252 20:20:20 7671448 9846244 6096240 37.23 273796 2005340 6849156 39.31 1365560 6902728 340 20:30:20 7705480 9899356 6043136 36.91 274444 2023720 6760692 38.81 1369556 6858796 192 20:40:01 13058572 15319324 626016 3.82 276524 2085840 1384608 7.95 1375372 1504124 43472 20:50:00 12122324 14489308 1455324 8.89 279084 2186132 2822976 16.20 1397568 2427704 560 Average: 8588884 10949434 4991666 30.49 270940 2172922 5869979 33.69 1441224 5881881 4972 19:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:14 lo 12.94 12.94 12.04 12.04 0.00 0.00 0.00 0.00 19:20:14 ens3 70.41 48.89 1070.82 5.25 0.00 0.00 0.00 0.00 19:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:20 lo 44.79 44.79 22.89 22.89 0.00 0.00 0.00 0.00 19:30:20 ens3 2.17 2.05 0.44 1.05 0.00 0.00 0.00 0.00 19:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 24.66 24.66 9.38 9.38 0.00 0.00 0.00 0.00 19:40:01 ens3 1.20 0.87 0.27 0.50 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:20 lo 10.09 10.09 4.75 4.75 0.00 0.00 0.00 0.00 19:50:20 ens3 1.15 1.00 0.28 0.36 0.00 0.00 0.00 0.00 19:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:20 lo 13.40 13.40 7.07 7.07 0.00 0.00 0.00 0.00 20:00:20 ens3 0.78 0.56 0.19 0.14 0.00 0.00 0.00 0.00 20:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 18.83 18.83 8.97 8.97 0.00 0.00 0.00 0.00 20:10:01 ens3 0.91 0.59 0.19 0.14 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:20 lo 28.08 28.08 11.47 11.47 0.00 0.00 0.00 0.00 20:20:20 ens3 0.63 0.45 0.12 0.22 0.00 0.00 0.00 0.00 20:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:20 lo 18.18 18.18 10.13 10.13 0.00 0.00 0.00 0.00 20:30:20 ens3 0.76 0.67 0.17 0.14 0.00 0.00 0.00 0.00 20:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 11.58 11.58 6.06 6.06 0.00 0.00 0.00 0.00 20:40:01 ens3 0.69 0.50 0.17 0.12 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 23.21 23.21 10.93 10.93 0.00 0.00 0.00 0.00 20:50:00 ens3 0.93 0.88 0.23 0.29 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.61 20.61 10.39 10.39 0.00 0.00 0.00 0.00 Average: ens3 8.00 5.67 107.82 0.82 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-22329) 06/01/26 _x86_64_ (4 CPU) 19:06:54 LINUX RESTART (4 CPU) 19:10:12 CPU %user %nice %system %iowait %steal %idle 19:20:14 all 55.40 0.00 2.43 1.38 0.12 40.67 19:20:14 0 57.97 0.00 2.63 1.76 0.11 37.52 19:20:14 1 53.29 0.00 2.10 1.16 0.10 43.34 19:20:14 2 55.28 0.00 2.58 1.70 0.12 40.32 19:20:14 3 55.05 0.00 2.41 0.90 0.13 41.51 19:30:20 all 49.37 0.00 1.89 0.53 0.14 48.07 19:30:20 0 48.62 0.00 1.94 0.38 0.13 48.94 19:30:20 1 49.48 0.00 1.75 0.60 0.14 48.03 19:30:20 2 49.80 0.00 1.93 0.34 0.13 47.79 19:30:20 3 49.58 0.00 1.96 0.80 0.15 47.52 19:40:01 all 14.85 0.00 0.90 0.14 0.08 84.02 19:40:01 0 14.88 0.00 0.83 0.14 0.08 84.07 19:40:01 1 14.36 0.00 0.81 0.27 0.08 84.48 19:40:01 2 16.25 0.00 1.15 0.09 0.09 82.43 19:40:01 3 13.92 0.00 0.82 0.06 0.07 85.13 19:50:20 all 25.39 0.00 0.90 0.06 0.08 73.57 19:50:20 0 24.76 0.00 0.74 0.04 0.07 74.39 19:50:20 1 25.09 0.00 0.89 0.10 0.08 73.84 19:50:20 2 25.04 0.00 0.98 0.01 0.07 73.89 19:50:20 3 26.65 0.00 1.00 0.10 0.08 72.17 20:00:20 all 20.02 0.00 0.74 0.04 0.07 79.14 20:00:20 0 19.99 0.00 0.68 0.02 0.06 79.24 20:00:20 1 19.62 0.00 0.85 0.06 0.07 79.39 20:00:20 2 19.83 0.00 0.69 0.01 0.07 79.40 20:00:20 3 20.62 0.00 0.73 0.06 0.07 78.53 20:10:01 all 10.19 0.00 0.50 0.02 0.06 89.24 20:10:01 0 10.07 0.00 0.46 0.01 0.05 89.41 20:10:01 1 10.05 0.00 0.62 0.02 0.06 89.26 20:10:01 2 10.05 0.00 0.52 0.01 0.06 89.36 20:10:01 3 10.60 0.00 0.39 0.03 0.06 88.93 20:20:20 all 10.44 0.00 0.51 0.02 0.06 88.97 20:20:20 0 10.62 0.00 0.43 0.00 0.06 88.89 20:20:20 1 10.24 0.00 0.58 0.00 0.06 89.11 20:20:20 2 10.54 0.00 0.59 0.04 0.06 88.77 20:20:20 3 10.35 0.00 0.45 0.02 0.06 89.12 20:30:20 all 10.08 0.00 0.56 0.10 0.07 89.19 20:30:20 0 10.03 0.00 0.52 0.01 0.07 89.38 20:30:20 1 9.53 0.00 0.56 0.36 0.06 89.48 20:30:20 2 10.29 0.00 0.66 0.01 0.07 88.97 20:30:20 3 10.47 0.00 0.51 0.03 0.07 88.92 20:40:01 all 7.82 0.00 0.43 0.15 0.14 91.47 20:40:01 0 7.41 0.00 0.34 0.01 0.13 92.12 20:40:01 1 8.17 0.00 0.53 0.35 0.14 90.82 20:40:01 2 7.97 0.00 0.39 0.01 0.13 91.50 20:40:01 3 7.73 0.00 0.45 0.23 0.15 91.44 20:50:00 all 16.65 0.00 0.73 0.04 0.07 82.50 20:50:00 0 16.61 0.00 0.66 0.08 0.07 82.57 20:50:00 1 16.75 0.00 0.70 0.03 0.07 82.44 20:50:00 2 16.73 0.00 0.83 0.02 0.07 82.34 20:50:00 3 16.51 0.00 0.74 0.02 0.07 82.66 Average: all 22.12 0.00 0.96 0.25 0.09 76.58 Average: 0 22.20 0.00 0.93 0.25 0.08 76.54 Average: 1 21.75 0.00 0.94 0.29 0.09 76.92 Average: 2 22.26 0.00 1.03 0.23 0.09 76.39 Average: 3 22.25 0.00 0.95 0.23 0.09 76.48