---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-18515 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: 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 716 11058 3 4215 14930 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:a6:69:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79726sec preferred_lft 79726sec inet6 fe80::f816:3eff:fea6:698d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:25:29:2f:e8:a8 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::6025:29ff:fe2f:e8a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-18515) 03/23/26 _x86_64_ (4 CPU) 19:34:25 LINUX RESTART (4 CPU) 19:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:05 75.92 3.40 68.81 3.71 142.89 25364.36 9159.87 20:00:05 50.25 22.95 25.81 1.49 287.99 1641.32 1072.07 20:10:05 10.58 0.18 9.82 0.58 10.91 387.91 415.48 20:20:05 11.97 0.10 11.32 0.56 3.59 573.57 418.80 20:30:05 15.99 0.03 15.24 0.73 1.16 493.16 332.84 20:40:05 21.48 0.11 5.17 16.19 2.16 129.83 211701.85 20:50:05 7.85 0.01 7.47 0.37 1.21 241.44 137.87 21:00:01 5.63 0.00 5.43 0.20 0.31 161.06 61.46 21:10:05 5.81 0.03 5.60 0.18 1.39 164.13 45.55 21:20:05 9.82 0.06 9.38 0.38 4.88 581.53 252.99 Average: 21.53 2.69 16.41 2.44 45.65 2973.87 22359.85 19:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:05 1670996 5511768 10416188 63.62 258480 3512960 11463364 65.80 2065432 11998660 2284 20:00:05 4227628 7232380 8700752 53.14 265680 2748420 9443108 54.20 2123996 9466012 232 20:10:05 5939504 8974772 6961752 42.52 266972 2777476 8498648 48.78 2139076 7740624 252 20:20:05 8436400 11580212 4357316 26.61 271420 2881508 5132236 29.46 2175372 5215456 328 20:30:05 8293284 11508400 4429084 27.05 273884 2950356 5173364 29.70 2181784 5353484 176 20:40:05 7976132 11212964 4724480 28.86 276432 2969516 5399272 30.99 2189552 5668864 272 20:50:05 7059228 10331152 5605872 34.24 277276 3003780 6598776 37.88 2192764 6583164 428 21:00:01 6690640 9984816 5951868 36.35 278076 3025232 6711492 38.52 2196256 6940784 616 21:10:05 8167600 11485196 4452176 27.19 278796 3047932 5188316 29.78 2198876 5457848 280 21:20:05 7935312 11381944 4555528 27.82 282900 3171196 5154836 29.59 2213960 5681628 236 Average: 6639672 9920360 6015502 36.74 272992 3008838 6876341 39.47 2167707 7010652 510 19:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:05 lo 12.73 12.73 12.10 12.10 0.00 0.00 0.00 0.00 19:50:05 ens3 44.95 33.02 645.14 3.41 0.00 0.00 0.00 0.00 19:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:05 lo 44.15 44.15 20.57 20.57 0.00 0.00 0.00 0.00 20:00:05 ens3 2.07 1.75 0.50 0.42 0.00 0.00 0.00 0.00 20:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:05 lo 24.03 24.03 11.21 11.21 0.00 0.00 0.00 0.00 20:10:05 ens3 1.52 0.67 0.29 0.17 0.00 0.00 0.00 0.00 20:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:05 lo 13.03 13.03 5.97 5.97 0.00 0.00 0.00 0.00 20:20:05 ens3 0.91 0.66 0.24 0.19 0.00 0.00 0.00 0.00 20:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:05 lo 17.03 17.03 8.43 8.43 0.00 0.00 0.00 0.00 20:30:05 ens3 1.58 1.75 0.24 1.37 0.00 0.00 0.00 0.00 20:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:05 lo 13.77 13.77 7.39 7.39 0.00 0.00 0.00 0.00 20:40:05 ens3 1.07 0.53 0.24 0.15 0.00 0.00 0.00 0.00 20:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:05 lo 24.94 24.94 9.27 9.27 0.00 0.00 0.00 0.00 20:50:05 ens3 0.59 0.38 0.10 0.07 0.00 0.00 0.00 0.00 20:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 22.47 22.47 11.65 11.65 0.00 0.00 0.00 0.00 21:00:01 ens3 0.78 0.57 0.17 0.13 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:05 lo 15.34 15.34 8.63 8.63 0.00 0.00 0.00 0.00 21:10:05 ens3 0.83 0.49 0.17 0.12 0.00 0.00 0.00 0.00 21:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:05 lo 23.18 23.18 10.97 10.97 0.00 0.00 0.00 0.00 21:20:05 ens3 1.14 0.86 0.32 0.25 0.00 0.00 0.00 0.00 21:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.06 21.06 10.62 10.62 0.00 0.00 0.00 0.00 Average: ens3 5.54 4.07 64.74 0.63 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-18515) 03/23/26 _x86_64_ (4 CPU) 19:34:25 LINUX RESTART (4 CPU) 19:40:05 CPU %user %nice %system %iowait %steal %idle 19:50:05 all 49.01 0.00 2.12 5.65 0.09 43.12 19:50:05 0 48.01 0.00 2.11 4.31 0.09 45.49 19:50:05 1 47.71 0.00 1.94 5.47 0.10 44.79 19:50:05 2 51.13 0.00 2.29 7.31 0.09 39.17 19:50:05 3 49.21 0.00 2.16 5.52 0.09 43.02 20:00:05 all 45.96 0.00 1.81 0.09 0.11 52.02 20:00:05 0 45.68 0.00 1.81 0.10 0.11 52.30 20:00:05 1 46.00 0.00 1.57 0.06 0.11 52.26 20:00:05 2 46.07 0.00 1.93 0.12 0.11 51.77 20:00:05 3 46.08 0.00 1.94 0.10 0.11 51.77 20:10:05 all 24.57 0.00 1.06 0.06 0.09 74.21 20:10:05 0 24.58 0.00 1.06 0.05 0.09 74.23 20:10:05 1 24.96 0.00 1.17 0.04 0.10 73.74 20:10:05 2 24.19 0.00 1.10 0.06 0.10 74.56 20:10:05 3 24.54 0.00 0.93 0.12 0.09 74.33 20:20:05 all 16.53 0.00 0.75 0.04 0.08 82.60 20:20:05 0 16.81 0.00 0.70 0.02 0.07 82.40 20:20:05 1 16.21 0.00 0.79 0.01 0.08 82.92 20:20:05 2 16.41 0.00 0.79 0.08 0.08 82.64 20:20:05 3 16.70 0.00 0.72 0.05 0.08 82.45 20:30:05 all 25.16 0.00 0.85 0.18 0.08 73.72 20:30:05 0 25.69 0.00 0.86 0.05 0.08 73.32 20:30:05 1 24.58 0.00 0.86 0.02 0.08 74.46 20:30:05 2 25.68 0.00 0.97 0.06 0.08 73.21 20:30:05 3 24.70 0.00 0.73 0.59 0.09 73.89 20:40:05 all 7.64 0.00 0.38 0.04 0.07 91.86 20:40:05 0 7.91 0.00 0.44 0.10 0.07 91.48 20:40:05 1 7.43 0.00 0.37 0.01 0.07 92.11 20:40:05 2 7.78 0.00 0.36 0.02 0.07 91.77 20:40:05 3 7.45 0.00 0.35 0.04 0.07 92.09 20:50:05 all 13.71 0.00 0.55 0.04 0.07 85.63 20:50:05 0 13.66 0.00 0.49 0.01 0.07 85.78 20:50:05 1 13.53 0.00 0.51 0.03 0.08 85.86 20:50:05 2 13.95 0.00 0.54 0.05 0.08 85.38 20:50:05 3 13.69 0.00 0.67 0.06 0.08 85.50 21:00:01 all 11.67 0.00 0.50 0.02 0.08 87.73 21:00:01 0 11.74 0.00 0.53 0.02 0.08 87.64 21:00:01 1 11.73 0.00 0.53 0.03 0.08 87.64 21:00:01 2 11.80 0.00 0.47 0.02 0.08 87.62 21:00:01 3 11.42 0.00 0.45 0.02 0.07 88.03 21:10:05 all 7.96 0.00 0.44 0.02 0.07 91.50 21:10:05 0 7.89 0.00 0.40 0.01 0.07 91.63 21:10:05 1 7.98 0.00 0.49 0.05 0.07 91.40 21:10:05 2 8.06 0.00 0.44 0.02 0.07 91.41 21:10:05 3 7.92 0.00 0.44 0.02 0.08 91.54 21:20:05 all 14.36 0.00 0.64 0.05 0.07 84.88 21:20:05 0 14.20 0.00 0.51 0.02 0.07 85.19 21:20:05 1 14.54 0.00 0.67 0.09 0.07 84.64 21:20:05 2 14.61 0.00 0.75 0.05 0.08 84.51 21:20:05 3 14.09 0.00 0.64 0.02 0.08 85.18 Average: all 21.65 0.00 0.91 0.62 0.08 76.74 Average: 0 21.61 0.00 0.89 0.47 0.08 76.96 Average: 1 21.45 0.00 0.89 0.58 0.08 76.99 Average: 2 21.96 0.00 0.97 0.78 0.08 76.21 Average: 3 21.57 0.00 0.90 0.65 0.08 76.80