---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13007 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 689 11080 4 4219 14957 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:81:40:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79786sec preferred_lft 79786sec inet6 fe80::f816:3eff:fe81:40c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:db:73:08:43:7d 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13007) 02/17/26 _x86_64_ (4 CPU) 19:02:41 LINUX RESTART (4 CPU) 19:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:12 70.41 22.06 45.67 2.68 265.83 5318.41 2992.67 19:30:12 19.61 4.67 14.10 0.84 94.43 473.68 1873.92 19:40:12 8.01 0.12 7.46 0.43 5.77 296.99 931.54 19:50:12 15.75 0.31 14.73 0.71 19.68 713.96 1067.53 20:00:12 14.70 0.01 14.04 0.65 0.71 467.09 573.51 20:10:12 5.40 0.01 5.22 0.17 0.41 147.41 70.06 20:20:12 21.81 0.06 5.76 15.99 2.49 167.48 212625.51 20:30:12 5.87 0.01 5.65 0.21 0.59 162.44 99.27 20:40:12 10.02 0.02 9.55 0.46 0.49 559.54 113.75 20:50:12 7.68 0.03 7.34 0.31 1.73 292.62 312.74 Average: 17.93 2.73 12.95 2.24 39.22 860.03 22066.32 19:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:12 1537516 4766284 11165852 68.20 262540 2956432 11948160 68.58 1955292 12285508 424 19:30:12 2953696 5962840 9972600 60.91 264512 2749280 11622672 66.71 2027308 10835900 424 19:40:12 6615872 9651728 6284748 38.38 265520 2774972 7006028 40.21 2034296 7176964 468 19:50:12 10535364 13710268 2229920 13.62 271076 2908396 2938972 16.87 2064548 3235280 292 20:00:12 8173972 11418840 4520084 27.61 273760 2975676 5254060 30.16 2070160 5584748 256 20:10:12 8110532 11374344 4564552 27.88 274244 2994140 5248228 30.12 2071392 5652540 372 20:20:12 6592740 9883348 6054536 36.98 274860 3020312 6782996 38.93 2078652 7157088 40 20:30:12 6476104 9788384 6149604 37.56 275488 3041356 6824428 39.17 2082020 7269236 208 20:40:12 7968756 11401996 4536788 27.71 279360 3157976 5260360 30.19 2089584 5773080 240 20:50:12 7160624 10645192 5293300 32.33 280144 3208456 5945636 34.13 2108496 6565940 560 Average: 6612518 9860322 6077198 37.12 272150 2978700 6883154 39.51 2058175 7153628 328 19:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:12 lo 23.96 23.96 17.91 17.91 0.00 0.00 0.00 0.00 19:20:12 ens3 1.84 1.81 0.58 0.51 0.00 0.00 0.00 0.00 19:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:12 lo 34.40 34.40 14.77 14.77 0.00 0.00 0.00 0.00 19:30:12 ens3 1.35 1.26 0.28 0.99 0.00 0.00 0.00 0.00 19:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:12 lo 23.37 23.37 10.97 10.97 0.00 0.00 0.00 0.00 19:40:12 ens3 0.81 0.58 0.19 0.14 0.00 0.00 0.00 0.00 19:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:12 lo 11.20 11.20 5.48 5.48 0.00 0.00 0.00 0.00 19:50:12 ens3 1.13 0.87 0.32 0.24 0.00 0.00 0.00 0.00 19:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:12 lo 19.81 19.81 10.43 10.43 0.00 0.00 0.00 0.00 20:00:12 ens3 0.83 0.69 0.19 0.15 0.00 0.00 0.00 0.00 20:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:12 lo 22.47 22.47 8.87 8.87 0.00 0.00 0.00 0.00 20:10:12 ens3 0.79 0.57 0.22 0.16 0.00 0.00 0.00 0.00 20:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:12 lo 26.13 26.13 11.45 11.45 0.00 0.00 0.00 0.00 20:20:12 ens3 0.73 0.50 0.16 0.11 0.00 0.00 0.00 0.00 20:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:12 lo 12.29 12.29 7.58 7.58 0.00 0.00 0.00 0.00 20:30:12 ens3 0.56 0.46 0.13 0.10 0.00 0.00 0.00 0.00 20:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:12 lo 18.08 18.08 10.23 10.23 0.00 0.00 0.00 0.00 20:40:12 ens3 0.86 0.74 0.26 0.20 0.00 0.00 0.00 0.00 20:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:12 lo 27.15 27.15 11.36 11.36 0.00 0.00 0.00 0.00 20:50:12 ens3 0.75 0.68 0.17 0.14 0.00 0.00 0.00 0.00 20:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.89 21.89 10.91 10.91 0.00 0.00 0.00 0.00 Average: ens3 0.96 0.82 0.25 0.28 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13007) 02/17/26 _x86_64_ (4 CPU) 19:02:41 LINUX RESTART (4 CPU) 19:10:12 CPU %user %nice %system %iowait %steal %idle 19:20:12 all 57.33 0.00 2.72 0.29 0.14 39.53 19:20:12 0 57.72 0.00 2.59 0.19 0.14 39.36 19:20:12 1 59.13 0.00 2.68 0.15 0.15 37.89 19:20:12 2 56.23 0.00 2.89 0.18 0.15 40.55 19:20:12 3 56.22 0.00 2.70 0.62 0.14 40.32 19:30:12 all 34.08 0.00 1.37 0.06 0.12 64.37 19:30:12 0 33.38 0.00 1.33 0.06 0.12 65.12 19:30:12 1 34.33 0.00 1.37 0.07 0.12 64.11 19:30:12 2 34.34 0.00 1.40 0.05 0.12 64.10 19:30:12 3 34.27 0.00 1.37 0.08 0.13 64.17 19:40:12 all 18.38 0.00 0.91 0.05 0.10 80.57 19:40:12 0 18.20 0.00 0.83 0.05 0.10 80.83 19:40:12 1 19.00 0.00 1.08 0.09 0.10 79.73 19:40:12 2 18.57 0.00 0.88 0.04 0.11 80.41 19:40:12 3 17.75 0.00 0.83 0.02 0.10 81.30 19:50:12 all 21.65 0.00 0.87 0.09 0.10 77.30 19:50:12 0 20.72 0.00 0.84 0.11 0.09 78.23 19:50:12 1 22.92 0.00 0.90 0.17 0.10 75.92 19:50:12 2 21.06 0.00 0.90 0.04 0.11 77.89 19:50:12 3 21.90 0.00 0.83 0.03 0.10 77.14 20:00:12 all 25.03 0.00 0.87 0.07 0.10 73.93 20:00:12 0 24.35 0.00 0.77 0.08 0.10 74.70 20:00:12 1 25.61 0.00 0.84 0.07 0.10 73.38 20:00:12 2 25.45 0.00 0.97 0.10 0.11 73.36 20:00:12 3 24.69 0.00 0.90 0.05 0.10 74.26 20:10:12 all 8.20 0.00 0.43 0.03 0.09 91.25 20:10:12 0 8.27 0.00 0.38 0.01 0.08 91.25 20:10:12 1 7.73 0.00 0.46 0.03 0.09 91.70 20:10:12 2 8.36 0.00 0.45 0.06 0.09 91.04 20:10:12 3 8.45 0.00 0.43 0.02 0.09 91.01 20:20:12 all 10.60 0.00 0.48 0.13 0.09 88.71 20:20:12 0 10.36 0.00 0.45 0.24 0.08 88.87 20:20:12 1 10.45 0.00 0.53 0.06 0.10 88.87 20:20:12 2 10.93 0.00 0.52 0.19 0.10 88.26 20:20:12 3 10.64 0.00 0.43 0.03 0.08 88.82 20:30:12 all 9.61 0.00 0.48 0.03 0.09 89.80 20:30:12 0 9.31 0.00 0.45 0.02 0.08 90.13 20:30:12 1 9.73 0.00 0.46 0.03 0.09 89.70 20:30:12 2 9.37 0.00 0.53 0.02 0.09 89.98 20:30:12 3 10.01 0.00 0.48 0.06 0.09 89.36 20:40:12 all 13.69 0.00 0.64 0.06 0.09 85.52 20:40:12 0 13.66 0.00 0.66 0.03 0.08 85.56 20:40:12 1 13.54 0.00 0.53 0.08 0.09 85.76 20:40:12 2 13.43 0.00 0.66 0.06 0.09 85.77 20:40:12 3 14.13 0.00 0.70 0.08 0.09 85.00 20:50:12 all 16.13 0.00 0.72 0.04 0.09 83.02 20:50:12 0 15.87 0.00 0.66 0.05 0.09 83.33 20:50:12 1 16.48 0.00 0.69 0.01 0.09 82.73 20:50:12 2 16.81 0.00 0.80 0.02 0.09 82.28 20:50:12 3 15.36 0.00 0.73 0.06 0.09 83.76 Average: all 21.46 0.00 0.95 0.08 0.10 77.41 Average: 0 21.17 0.00 0.90 0.08 0.10 77.75 Average: 1 21.88 0.00 0.95 0.07 0.10 76.99 Average: 2 21.45 0.00 1.00 0.08 0.11 77.37 Average: 3 21.33 0.00 0.94 0.10 0.10 77.53