---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22300 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5600.00 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 718 11325 3 3945 14928 Swap: 1023 1 1022 ---> 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:1d:6f:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79710sec preferred_lft 79710sec inet6 fe80::f816:3eff:fe1d:6f95/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:6e:53:f8:0f:6c 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::c46e:53ff:fef8:f6c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22300) 03/24/26 _x86_64_ (4 CPU) 14:32:27 LINUX RESTART (4 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:13 74.96 21.75 50.60 2.61 330.11 5103.96 2405.08 15:00:13 38.12 9.46 12.68 15.98 175.03 365.70 213141.74 15:10:01 7.85 0.29 7.15 0.42 16.70 266.06 1989.20 15:20:13 11.62 0.06 11.07 0.50 1.14 542.31 941.84 15:30:13 16.22 0.01 15.46 0.74 0.57 519.63 600.84 15:40:01 6.78 0.01 6.54 0.22 0.63 159.20 74.32 15:50:13 6.22 0.03 5.86 0.33 1.95 214.50 210.88 16:00:13 5.42 0.01 5.20 0.21 0.79 156.93 86.61 16:10:01 9.36 0.19 8.80 0.38 7.58 563.15 130.24 16:20:13 7.38 0.08 7.00 0.30 1.70 281.51 569.10 Average: 18.51 3.23 13.12 2.17 54.16 826.44 21972.40 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:13 159168 3084544 12846204 78.46 263112 2675688 13799740 79.21 2099296 13555668 448 15:00:13 3058540 5809216 10126636 61.85 266488 2523156 11199072 64.28 2091056 10681228 364 15:10:01 5897532 8674604 7263880 44.36 267464 2548568 8361816 48.00 2101456 7864008 548 15:20:13 8609824 11492284 4447216 27.16 271952 2649520 5214828 29.93 2136816 5122452 68 15:30:13 8524244 11476216 4463304 27.26 274684 2716308 5244676 30.10 2143556 5211528 124 15:40:01 11963296 14944076 997240 6.09 275312 2744480 1737232 9.97 2145316 1783340 14216 15:50:13 6923004 9925676 6013100 36.73 275984 2765700 6746540 38.73 2148096 6790644 88 16:00:13 6856740 9881096 6057524 37.00 276508 2786860 6812464 39.10 2151504 6865496 352 16:10:01 8253340 11404428 4535260 27.70 280864 2907744 5277004 30.29 2161036 5460540 2544 16:20:13 7480700 10680352 5258816 32.12 281780 2955348 5962152 34.22 2180072 6201736 628 Average: 6772639 9737249 6200918 37.87 273415 2727337 7035552 40.38 2135820 6953664 1938 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:13 lo 28.22 28.22 19.27 19.27 0.00 0.00 0.00 0.00 14:50:13 ens3 2.20 2.16 0.65 1.40 0.00 0.00 0.00 0.00 14:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:13 lo 40.52 40.52 15.99 15.99 0.00 0.00 0.00 0.00 15:00:13 ens3 1.11 0.95 0.26 0.22 0.00 0.00 0.00 0.00 15:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 13.25 13.25 7.79 7.79 0.00 0.00 0.00 0.00 15:10:01 ens3 0.80 0.51 0.14 0.10 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:13 lo 10.98 10.98 5.06 5.06 0.00 0.00 0.00 0.00 15:20:13 ens3 0.76 0.61 0.23 0.18 0.00 0.00 0.00 0.00 15:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:13 lo 13.08 13.08 7.20 7.20 0.00 0.00 0.00 0.00 15:30:13 ens3 0.71 0.69 0.15 0.13 0.00 0.00 0.00 0.00 15:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 18.17 18.17 8.82 8.82 0.00 0.00 0.00 0.00 15:40:01 ens3 0.74 0.63 0.17 0.14 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:13 lo 29.02 29.02 11.51 11.51 0.00 0.00 0.00 0.00 15:50:13 ens3 0.61 0.56 0.14 0.11 0.00 0.00 0.00 0.00 15:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:13 lo 20.24 20.24 10.70 10.70 0.00 0.00 0.00 0.00 16:00:13 ens3 1.94 0.79 0.49 0.30 0.00 0.00 0.00 0.00 16:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 16.44 16.44 9.93 9.93 0.00 0.00 0.00 0.00 16:10:01 ens3 0.83 0.70 0.22 0.18 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:13 lo 23.59 23.59 10.29 10.29 0.00 0.00 0.00 0.00 16:20:13 ens3 0.82 0.69 0.17 0.14 0.00 0.00 0.00 0.00 16:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.40 21.40 10.67 10.67 0.00 0.00 0.00 0.00 Average: ens3 1.06 0.83 0.26 0.29 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22300) 03/24/26 _x86_64_ (4 CPU) 14:32:27 LINUX RESTART (4 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:13 all 58.85 0.00 2.23 0.67 0.11 38.14 14:50:13 0 58.80 0.00 2.34 0.66 0.11 38.10 14:50:13 1 58.20 0.00 2.08 0.72 0.10 38.90 14:50:13 2 58.52 0.00 2.40 0.71 0.11 38.27 14:50:13 3 59.89 0.00 2.11 0.59 0.11 37.30 15:00:13 all 28.60 0.00 1.12 0.12 0.10 70.06 15:00:13 0 27.98 0.00 1.01 0.15 0.10 70.76 15:00:13 1 29.33 0.00 1.23 0.16 0.10 69.19 15:00:13 2 28.70 0.00 1.21 0.10 0.09 69.89 15:00:13 3 28.40 0.00 1.03 0.08 0.09 70.40 15:10:01 all 17.81 0.00 0.73 0.05 0.08 81.33 15:10:01 0 17.52 0.00 0.67 0.05 0.08 81.69 15:10:01 1 18.12 0.00 0.74 0.06 0.09 80.99 15:10:01 2 17.82 0.00 0.82 0.04 0.08 81.23 15:10:01 3 17.79 0.00 0.70 0.03 0.08 81.41 15:20:13 all 16.29 0.00 0.67 0.04 0.07 82.93 15:20:13 0 16.21 0.00 0.74 0.10 0.07 82.88 15:20:13 1 16.30 0.00 0.69 0.02 0.08 82.91 15:20:13 2 16.11 0.00 0.60 0.01 0.07 83.21 15:20:13 3 16.55 0.00 0.63 0.03 0.07 82.72 15:30:13 all 25.33 0.00 0.88 0.05 0.08 73.66 15:30:13 0 24.90 0.00 0.99 0.10 0.08 73.93 15:30:13 1 25.19 0.00 0.88 0.03 0.08 73.81 15:30:13 2 25.59 0.00 0.81 0.02 0.08 73.50 15:30:13 3 25.63 0.00 0.84 0.05 0.08 73.41 15:40:01 all 9.01 0.00 0.37 0.02 0.08 90.53 15:40:01 0 8.71 0.00 0.31 0.02 0.07 90.90 15:40:01 1 9.05 0.00 0.42 0.01 0.08 90.44 15:40:01 2 9.02 0.00 0.41 0.04 0.08 90.45 15:40:01 3 9.25 0.00 0.35 0.01 0.08 90.32 15:50:13 all 15.02 0.00 0.57 0.03 0.08 84.29 15:50:13 0 14.08 0.00 0.55 0.10 0.08 85.20 15:50:13 1 15.37 0.00 0.61 0.02 0.09 83.91 15:50:13 2 15.35 0.00 0.53 0.01 0.08 84.03 15:50:13 3 15.30 0.00 0.60 0.00 0.09 84.02 16:00:13 all 10.34 0.00 0.45 0.02 0.09 89.10 16:00:13 0 10.28 0.00 0.44 0.03 0.07 89.18 16:00:13 1 10.56 0.00 0.47 0.02 0.09 88.85 16:00:13 2 10.20 0.00 0.45 0.01 0.10 89.24 16:00:13 3 10.33 0.00 0.45 0.01 0.08 89.13 16:10:01 all 13.51 0.00 0.54 0.04 0.08 85.83 16:10:01 0 13.72 0.00 0.45 0.01 0.08 85.74 16:10:01 1 12.22 0.00 0.55 0.02 0.09 87.11 16:10:01 2 14.69 0.00 0.68 0.02 0.08 84.53 16:10:01 3 13.42 0.00 0.49 0.10 0.08 85.92 16:20:13 all 14.82 0.00 0.60 0.03 0.09 84.47 16:20:13 0 14.67 0.00 0.64 0.02 0.09 84.59 16:20:13 1 15.14 0.00 0.60 0.03 0.09 84.14 16:20:13 2 15.18 0.00 0.51 0.02 0.09 84.21 16:20:13 3 14.28 0.00 0.64 0.04 0.09 84.95 Average: all 21.04 0.00 0.82 0.11 0.09 77.95 Average: 0 20.76 0.00 0.82 0.12 0.08 78.22 Average: 1 21.04 0.00 0.83 0.11 0.09 77.93 Average: 2 21.19 0.00 0.84 0.10 0.09 77.78 Average: 3 21.17 0.00 0.79 0.09 0.08 77.87