---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33712 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 718 9125 3 6145 14928 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:3c:43:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79443sec preferred_lft 79443sec inet6 fe80::f816:3eff:fe3c:434c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:d6:80:86:29:72 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::e8d6:80ff:fe86:2972/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33712) 07/07/26 _x86_64_ (4 CPU) 12:32:45 LINUX RESTART (4 CPU) 12:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:17 26.08 2.36 22.24 1.48 123.97 2519.49 1479.91 13:00:17 11.83 0.85 10.34 0.64 8.29 315.33 902.01 13:10:17 22.52 0.11 6.96 15.45 1.49 245.63 218331.44 13:20:17 44.74 19.32 24.25 1.17 158.19 1794.20 1138.66 13:30:17 48.38 18.56 28.36 1.46 148.57 1768.67 608.71 13:40:17 4.64 0.00 4.53 0.11 0.04 135.20 60.55 13:50:17 6.99 0.00 6.70 0.29 0.00 238.87 132.72 14:00:11 5.79 0.00 5.59 0.19 0.00 170.21 60.99 14:10:17 5.90 0.00 5.75 0.15 0.00 168.13 86.08 14:20:17 8.37 0.00 8.01 0.36 0.00 557.68 257.06 Average: 18.52 4.12 12.27 2.13 44.06 791.34 22305.87 12:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:17 157520 5005576 10924172 66.72 231408 4510940 11726880 67.31 1854944 13688020 436 13:00:17 2850936 7212876 8718540 53.25 231936 4037608 9441068 54.19 1861180 11009076 244 13:10:17 5314700 9706852 6227040 38.03 235452 4064148 6980412 40.07 1875460 8538692 116 13:20:17 4916088 9750340 6182052 37.76 248932 4479392 7357680 42.23 2055408 8744604 1776 13:30:17 4419888 9656648 6274940 38.32 260492 4861732 6982216 40.08 2208444 9077020 152 13:40:17 5984516 11239768 4693360 28.67 260984 4879688 5385332 30.91 2210104 7497236 48 13:50:17 4624844 9917468 6015140 36.74 261788 4916188 6714880 38.54 2213284 8850692 96 14:00:11 4608916 9925364 6007060 36.69 262516 4939212 6763988 38.83 2216904 8880816 196 14:10:17 6196292 11536804 4396388 26.85 263200 4962516 5144560 29.53 2219300 7291264 48 14:20:17 5819360 11290012 4642712 28.36 266936 5083228 5293880 30.39 2232896 7654584 212 Average: 4489306 9524171 6408140 39.14 252364 4673465 7179090 41.21 2094792 9123200 332 12:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:17 lo 21.02 21.02 11.59 11.59 0.00 0.00 0.00 0.00 12:50:17 ens3 1.49 1.40 0.38 0.54 0.00 0.00 0.00 0.00 12:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:17 lo 32.71 32.71 13.18 13.18 0.00 0.00 0.00 0.00 13:00:17 ens3 1.00 0.81 0.47 0.18 0.00 0.00 0.00 0.00 13:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:17 lo 11.85 11.85 7.34 7.34 0.00 0.00 0.00 0.00 13:10:17 ens3 0.91 0.85 0.16 1.05 0.00 0.00 0.00 0.00 13:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 lo 10.28 10.28 8.81 8.81 0.00 0.00 0.00 0.00 13:20:17 ens3 1.01 0.89 0.30 0.25 0.00 0.00 0.00 0.00 13:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:17 lo 32.62 32.62 18.60 18.60 0.00 0.00 0.00 0.00 13:30:17 ens3 1.65 1.53 0.39 0.35 0.00 0.00 0.00 0.00 13:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:17 lo 19.69 19.69 9.24 9.24 0.00 0.00 0.00 0.00 13:40:17 ens3 0.76 0.57 0.16 0.13 0.00 0.00 0.00 0.00 13:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:17 lo 27.29 27.29 10.64 10.64 0.00 0.00 0.00 0.00 13:50:17 ens3 0.59 0.46 0.13 0.09 0.00 0.00 0.00 0.00 13:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:11 lo 21.61 21.61 10.92 10.92 0.00 0.00 0.00 0.00 14:00:11 ens3 0.72 0.55 0.18 0.15 0.00 0.00 0.00 0.00 14:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:17 lo 15.05 15.05 8.36 8.36 0.00 0.00 0.00 0.00 14:10:17 ens3 0.65 0.58 0.13 0.11 0.00 0.00 0.00 0.00 14:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:17 lo 14.12 14.12 7.61 7.61 0.00 0.00 0.00 0.00 14:20:17 ens3 0.77 0.65 0.23 0.17 0.00 0.00 0.00 0.00 14:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.62 20.62 10.63 10.63 0.00 0.00 0.00 0.00 Average: ens3 0.95 0.83 0.25 0.30 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-33712) 07/07/26 _x86_64_ (4 CPU) 12:32:45 LINUX RESTART (4 CPU) 12:40:17 CPU %user %nice %system %iowait %steal %idle 12:50:17 all 37.75 0.00 1.54 0.06 0.11 60.54 12:50:17 0 38.47 0.00 1.59 0.03 0.11 59.81 12:50:17 1 37.10 0.00 1.53 0.12 0.11 61.14 12:50:17 2 38.75 0.00 1.50 0.08 0.12 59.56 12:50:17 3 36.68 0.00 1.53 0.02 0.11 61.66 13:00:17 all 24.78 0.00 1.08 0.11 0.11 73.93 13:00:17 0 24.37 0.00 1.03 0.03 0.11 74.47 13:00:17 1 24.79 0.00 1.09 0.18 0.11 73.84 13:00:17 2 25.08 0.00 1.07 0.19 0.11 73.55 13:00:17 3 24.87 0.00 1.13 0.03 0.10 73.88 13:10:17 all 17.60 0.00 0.71 0.10 0.08 81.52 13:10:17 0 17.19 0.00 0.62 0.03 0.07 82.09 13:10:17 1 18.48 0.00 0.80 0.08 0.08 80.56 13:10:17 2 17.37 0.00 0.71 0.24 0.08 81.60 13:10:17 3 17.34 0.00 0.72 0.05 0.08 81.81 13:20:17 all 32.18 0.00 1.21 0.50 0.16 65.96 13:20:17 0 31.89 0.00 1.13 0.43 0.20 66.36 13:20:17 1 31.78 0.00 1.15 0.23 0.19 66.65 13:20:17 2 33.03 0.00 1.34 0.53 0.15 64.96 13:20:17 3 32.00 0.00 1.21 0.82 0.11 65.87 13:30:17 all 48.13 0.00 1.62 0.14 0.13 49.98 13:30:17 0 48.21 0.00 1.52 0.07 0.14 50.06 13:30:17 1 48.18 0.00 1.58 0.09 0.14 50.02 13:30:17 2 47.60 0.00 1.64 0.24 0.14 50.38 13:30:17 3 48.52 0.00 1.72 0.16 0.13 49.47 13:40:17 all 9.49 0.00 0.51 0.55 0.07 89.39 13:40:17 0 9.82 0.00 0.55 0.15 0.07 89.41 13:40:17 1 8.96 0.00 0.52 0.21 0.07 90.24 13:40:17 2 9.58 0.00 0.44 1.27 0.06 88.65 13:40:17 3 9.58 0.00 0.54 0.55 0.07 89.26 13:50:17 all 17.30 0.00 0.65 0.52 0.16 81.37 13:50:17 0 17.28 0.00 0.70 0.80 0.17 81.05 13:50:17 1 17.08 0.00 0.64 0.61 0.20 81.47 13:50:17 2 17.17 0.00 0.68 0.13 0.12 81.91 13:50:17 3 17.69 0.00 0.58 0.52 0.14 81.07 14:00:11 all 12.62 0.00 0.55 0.09 0.08 86.67 14:00:11 0 12.43 0.00 0.49 0.13 0.08 86.88 14:00:11 1 13.01 0.00 0.68 0.13 0.08 86.10 14:00:11 2 12.34 0.00 0.53 0.06 0.08 86.99 14:00:11 3 12.69 0.00 0.48 0.05 0.08 86.69 14:10:17 all 8.74 0.00 0.54 0.86 0.07 89.78 14:10:17 0 8.78 0.00 0.50 0.72 0.07 89.94 14:10:17 1 8.59 0.00 0.53 1.55 0.08 89.24 14:10:17 2 8.78 0.00 0.59 0.59 0.08 89.96 14:10:17 3 8.79 0.00 0.54 0.59 0.07 90.00 14:20:17 all 14.80 0.00 0.64 0.23 0.08 84.25 14:20:17 0 14.80 0.00 0.56 0.60 0.07 83.96 14:20:17 1 14.31 0.00 0.62 0.16 0.08 84.83 14:20:17 2 14.94 0.00 0.62 0.10 0.08 84.27 14:20:17 3 15.16 0.00 0.76 0.07 0.08 83.93 Average: all 22.33 0.00 0.90 0.32 0.10 76.35 Average: 0 22.32 0.00 0.87 0.30 0.11 76.40 Average: 1 22.22 0.00 0.91 0.34 0.11 76.42 Average: 2 22.46 0.00 0.91 0.34 0.10 76.19 Average: 3 22.33 0.00 0.92 0.29 0.10 76.37