---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-26465 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 684 12529 3 2775 14962 Swap: 1023 31 992 ---> 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:2e:f6:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79978sec preferred_lft 79978sec inet6 fe80::f816:3eff:fe2e:f68b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:a9:87:71:96:b3 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::1ca9:87ff:fe71:96b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-26465) 06/10/26 _x86_64_ (4 CPU) 14:34:50 LINUX RESTART (4 CPU) 14:40:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:09 74.13 13.28 57.84 3.01 347.85 11036.83 3689.16 15:00:11 40.98 17.16 22.45 1.38 894.02 1508.96 1091.19 15:10:11 10.86 0.59 9.74 0.53 26.49 367.96 675.55 15:20:05 19.11 0.50 17.80 0.80 16.23 790.68 285.00 15:30:11 14.07 0.57 12.95 0.55 14.51 380.28 254.81 15:40:11 4.71 0.12 4.40 0.19 3.51 134.48 84.08 15:50:11 5.37 0.28 4.89 0.19 8.40 149.59 81.92 16:00:11 21.31 0.56 5.41 15.34 15.72 164.65 209538.16 16:10:11 11.97 1.02 10.40 0.56 28.44 701.37 381.16 16:20:10 5.09 0.36 4.53 0.20 6.33 175.32 64.83 Average: 20.75 3.45 15.03 2.27 136.36 1537.76 21618.72 14:40:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:09 8374228 9258932 6690220 40.86 185376 884472 8663120 49.73 745436 6892856 5172 15:00:11 2784516 4202920 11745256 71.74 203472 1399148 12345376 70.86 920432 12296344 476 15:10:11 8209124 9662588 6290032 38.42 205312 1432388 7039320 40.41 935716 6874412 256 15:20:05 13749776 15362032 591016 3.61 211932 1582220 1381572 7.93 993204 1277812 12288 15:30:11 9768304 11424820 4526612 27.65 214216 1624164 5285788 30.34 1001776 5258644 212 15:40:11 9669164 11345008 4606304 28.13 214816 1642872 5381612 30.89 1003948 5346928 188 15:50:11 8212916 9909900 6040616 36.89 215440 1663384 6894280 39.57 1008508 6793664 192 16:00:11 8218840 9944356 6006236 36.68 216968 1690392 6805860 39.07 1021332 6780624 84 16:10:11 9567104 11457324 4494176 27.45 221856 1844168 5333072 30.61 1044248 5406292 316 16:20:10 8464860 10385688 5565236 33.99 222752 1873836 6190264 35.53 1057180 6477140 656 Average: 8701883 10295357 5655570 34.54 211214 1563704 6532026 37.49 973178 6340472 1984 14:40:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:09 lo 21.96 21.96 18.55 18.55 0.00 0.00 0.00 0.00 14:50:09 ens3 1.80 1.64 0.53 0.45 0.00 0.00 0.00 0.00 14:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:11 lo 46.26 46.26 21.41 21.41 0.00 0.00 0.00 0.00 15:00:11 ens3 2.54 2.22 0.55 1.38 0.00 0.00 0.00 0.00 15:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:11 lo 23.05 23.05 10.62 10.62 0.00 0.00 0.00 0.00 15:10:11 ens3 0.68 0.63 0.13 0.11 0.00 0.00 0.00 0.00 15:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:05 lo 12.47 12.47 5.74 5.74 0.00 0.00 0.00 0.00 15:20:05 ens3 1.14 0.90 0.31 0.25 0.00 0.00 0.00 0.00 15:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:11 lo 18.65 18.65 10.30 10.30 0.00 0.00 0.00 0.00 15:30:11 ens3 1.04 0.76 0.26 0.20 0.00 0.00 0.00 0.00 15:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:11 lo 23.37 23.37 8.75 8.75 0.00 0.00 0.00 0.00 15:40:11 ens3 0.72 0.49 0.19 0.14 0.00 0.00 0.00 0.00 15:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:11 lo 18.39 18.39 8.49 8.49 0.00 0.00 0.00 0.00 15:50:11 ens3 0.56 0.40 0.13 0.10 0.00 0.00 0.00 0.00 15:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:11 lo 18.63 18.63 10.37 10.37 0.00 0.00 0.00 0.00 16:00:11 ens3 0.92 0.60 0.25 0.18 0.00 0.00 0.00 0.00 16:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:11 lo 18.00 18.00 10.48 10.48 0.00 0.00 0.00 0.00 16:10:11 ens3 1.17 0.85 0.37 0.28 0.00 0.00 0.00 0.00 16:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:10 lo 31.81 31.81 12.55 12.55 0.00 0.00 0.00 0.00 16:20:10 ens3 0.87 0.66 0.20 0.15 0.00 0.00 0.00 0.00 16:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.27 23.27 11.73 11.73 0.00 0.00 0.00 0.00 Average: ens3 1.14 0.92 0.29 0.32 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-26465) 06/10/26 _x86_64_ (4 CPU) 14:34:50 LINUX RESTART (4 CPU) 14:40:11 CPU %user %nice %system %iowait %steal %idle 14:50:09 all 53.66 0.00 2.05 0.28 0.10 43.92 14:50:09 0 52.08 0.00 2.04 0.37 0.09 45.42 14:50:09 1 56.17 0.00 2.03 0.26 0.10 41.45 14:50:09 2 52.69 0.00 2.01 0.13 0.10 45.07 14:50:09 3 53.70 0.00 2.11 0.35 0.10 43.74 15:00:11 all 42.97 0.00 1.67 2.67 0.10 52.58 15:00:11 0 43.10 0.00 1.67 3.20 0.10 51.93 15:00:11 1 42.45 0.00 1.75 2.61 0.10 53.08 15:00:11 2 43.08 0.00 1.61 2.58 0.10 52.63 15:00:11 3 43.25 0.00 1.65 2.30 0.10 52.69 15:10:11 all 22.28 0.00 0.91 0.41 0.09 76.31 15:10:11 0 21.49 0.00 0.87 0.68 0.09 76.87 15:10:11 1 22.52 0.00 0.92 0.70 0.08 75.78 15:10:11 2 22.27 0.00 0.97 0.19 0.09 76.48 15:10:11 3 22.84 0.00 0.89 0.07 0.10 76.11 15:20:05 all 26.41 0.00 0.90 0.13 0.08 72.48 15:20:05 0 27.63 0.00 0.76 0.11 0.09 71.42 15:20:05 1 25.70 0.00 0.99 0.10 0.07 73.14 15:20:05 2 26.86 0.00 0.96 0.24 0.09 71.85 15:20:05 3 25.44 0.00 0.88 0.09 0.08 73.51 15:30:11 all 21.21 0.00 0.71 0.06 0.09 77.94 15:30:11 0 20.59 0.00 0.71 0.05 0.09 78.56 15:30:11 1 21.56 0.00 0.68 0.10 0.09 77.57 15:30:11 2 21.76 0.00 0.68 0.02 0.09 77.46 15:30:11 3 20.92 0.00 0.75 0.06 0.09 78.18 15:40:11 all 8.54 0.00 0.44 0.02 0.08 90.91 15:40:11 0 8.46 0.00 0.47 0.04 0.09 90.94 15:40:11 1 8.35 0.00 0.42 0.02 0.08 91.12 15:40:11 2 8.92 0.00 0.41 0.01 0.08 90.57 15:40:11 3 8.44 0.00 0.43 0.02 0.09 91.02 15:50:11 all 9.80 0.00 0.45 0.02 0.08 89.65 15:50:11 0 9.83 0.00 0.41 0.02 0.07 89.68 15:50:11 1 9.67 0.00 0.45 0.02 0.09 89.77 15:50:11 2 10.06 0.00 0.54 0.05 0.08 89.28 15:50:11 3 9.66 0.00 0.40 0.01 0.08 89.86 16:00:11 all 10.00 0.00 0.42 0.05 0.09 89.45 16:00:11 0 9.64 0.00 0.55 0.03 0.09 89.69 16:00:11 1 10.45 0.00 0.40 0.11 0.09 88.95 16:00:11 2 10.37 0.00 0.32 0.02 0.09 89.20 16:00:11 3 9.52 0.00 0.41 0.02 0.09 89.96 16:10:11 all 19.03 0.00 0.67 0.17 0.09 80.04 16:10:11 0 17.99 0.00 0.76 0.11 0.09 81.05 16:10:11 1 19.77 0.00 0.72 0.08 0.09 79.34 16:10:11 2 19.77 0.00 0.64 0.46 0.09 79.03 16:10:11 3 18.58 0.00 0.57 0.02 0.09 80.74 16:20:10 all 11.10 0.00 0.48 0.02 0.09 88.32 16:20:10 0 11.00 0.00 0.44 0.03 0.08 88.45 16:20:10 1 11.17 0.00 0.52 0.01 0.10 88.19 16:20:10 2 11.21 0.00 0.45 0.03 0.09 88.22 16:20:10 3 11.00 0.00 0.51 0.01 0.09 88.39 Average: all 22.49 0.00 0.87 0.38 0.09 76.17 Average: 0 22.18 0.00 0.87 0.46 0.09 76.40 Average: 1 22.77 0.00 0.89 0.40 0.09 75.85 Average: 2 22.68 0.00 0.86 0.37 0.09 75.99 Average: 3 22.33 0.00 0.86 0.29 0.09 76.42