---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4748 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 707 10880 4 4401 14939 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:ac:af:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79275sec preferred_lft 79275sec inet6 fe80::f816:3eff:feac:afed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:fc:d8:b6:6e:3e 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::7cfc:d8ff:feb6:6e3e/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-4748) 03/18/26 _x86_64_ (4 CPU) 10:34:58 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:24 102.38 22.87 75.18 4.33 306.98 16833.67 11669.77 11:00:24 36.49 1.34 18.37 16.78 19.41 495.92 211099.96 11:10:14 5.46 0.16 5.09 0.22 8.82 176.41 732.73 11:20:14 4.85 0.03 4.62 0.20 1.11 137.13 661.09 11:30:15 19.90 0.09 18.84 0.98 8.21 853.58 1376.70 11:40:15 9.92 0.02 9.44 0.45 1.48 292.08 308.60 11:50:24 5.25 0.03 5.03 0.19 1.30 145.82 52.23 12:00:16 8.53 0.01 8.14 0.39 1.41 268.90 163.12 12:10:16 4.98 0.00 4.84 0.13 0.13 155.54 51.46 12:20:01 7.85 0.03 7.58 0.24 3.64 467.76 38.26 12:30:16 7.19 0.02 6.87 0.30 0.90 272.73 278.76 Average: 19.66 2.31 15.13 2.21 33.13 1882.53 20578.16 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:24 6625240 9796016 6136556 37.48 266708 2891800 7050336 40.47 1939412 7213788 2560 11:00:24 3886236 7093984 8839748 53.99 269992 2925760 9577864 54.98 2012484 9891060 808 11:10:14 6940464 10164876 5772012 35.25 270788 2941644 6898944 39.60 2018524 6859928 128 11:20:14 6457388 9692376 6243544 38.13 271704 2951288 7019880 40.29 2021628 7316484 64 11:30:15 10279732 13667332 2270908 13.87 277320 3098236 2987728 17.15 2051628 3492536 72 11:40:15 7937264 11365048 4571944 27.92 278440 3137296 5294632 30.39 2054328 5829060 444 11:50:24 7872968 11319688 4617260 28.20 279056 3155624 5284344 30.33 2055940 5889052 88 12:00:16 6612492 10097680 5838808 35.66 280116 3193016 6693772 38.42 2061232 7138744 244 12:10:16 8015920 11524340 4413016 26.95 280628 3215720 5178276 29.72 2063312 5733548 140 12:20:01 7732616 11346096 4590876 28.04 284472 3315220 5312620 30.49 2069612 6013944 248 12:30:16 7046820 10709412 5227320 31.93 285228 3363500 5982844 34.34 2088688 6672924 320 Average: 7218831 10616077 5320181 32.49 276768 3108100 6116476 35.11 2039708 6550097 465 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:24 lo 18.87 18.87 15.99 15.99 0.00 0.00 0.00 0.00 10:50:24 ens3 39.25 28.54 699.95 3.14 0.00 0.00 0.00 0.00 10:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:24 lo 47.88 47.88 20.67 20.67 0.00 0.00 0.00 0.00 11:00:24 ens3 1.84 1.61 0.37 0.97 0.00 0.00 0.00 0.00 11:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:14 lo 11.67 11.67 4.83 4.83 0.00 0.00 0.00 0.00 11:10:14 ens3 0.73 0.52 0.13 0.46 0.00 0.00 0.00 0.00 11:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:14 lo 7.83 7.83 4.23 4.23 0.00 0.00 0.00 0.00 11:20:14 ens3 0.93 0.27 0.18 0.09 0.00 0.00 0.00 0.00 11:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:15 lo 14.32 14.32 7.07 7.07 0.00 0.00 0.00 0.00 11:30:15 ens3 1.24 1.03 0.32 0.27 0.00 0.00 0.00 0.00 11:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:15 lo 19.56 19.56 10.26 10.26 0.00 0.00 0.00 0.00 11:40:15 ens3 1.05 0.76 0.26 0.19 0.00 0.00 0.00 0.00 11:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:24 lo 26.45 26.45 9.51 9.51 0.00 0.00 0.00 0.00 11:50:24 ens3 0.84 0.44 0.18 0.12 0.00 0.00 0.00 0.00 11:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:16 lo 20.87 20.87 11.46 11.46 0.00 0.00 0.00 0.00 12:00:16 ens3 1.58 0.77 0.35 0.23 0.00 0.00 0.00 0.00 12:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:16 lo 17.76 17.76 10.02 10.02 0.00 0.00 0.00 0.00 12:10:16 ens3 0.84 0.51 0.17 0.12 0.00 0.00 0.00 0.00 12:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 9.64 9.64 5.11 5.11 0.00 0.00 0.00 0.00 12:20:01 ens3 1.24 0.69 0.43 0.31 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:16 lo 20.84 20.84 8.93 8.93 0.00 0.00 0.00 0.00 12:30:16 ens3 0.90 0.64 0.20 0.15 0.00 0.00 0.00 0.00 12:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.65 19.65 9.86 9.86 0.00 0.00 0.00 0.00 Average: ens3 4.71 3.35 66.23 0.56 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-4748) 03/18/26 _x86_64_ (4 CPU) 10:34:58 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:24 all 52.26 0.00 2.10 2.65 0.09 42.89 10:50:24 0 52.14 0.00 2.05 2.67 0.09 43.04 10:50:24 1 50.83 0.00 2.22 3.68 0.09 43.18 10:50:24 2 52.37 0.00 2.13 2.15 0.09 43.26 10:50:24 3 53.69 0.00 2.01 2.12 0.09 42.09 11:00:24 all 41.16 0.00 1.49 0.07 0.10 57.18 11:00:24 0 41.42 0.00 1.40 0.08 0.10 57.00 11:00:24 1 41.25 0.00 1.50 0.03 0.10 57.12 11:00:24 2 40.70 0.00 1.49 0.08 0.11 57.63 11:00:24 3 41.25 0.00 1.58 0.10 0.10 56.97 11:10:14 all 8.68 0.00 0.57 0.03 0.08 90.65 11:10:14 0 8.49 0.00 0.57 0.04 0.07 90.84 11:10:14 1 9.10 0.00 0.52 0.02 0.08 90.28 11:10:14 2 8.12 0.00 0.64 0.02 0.08 91.14 11:10:14 3 9.01 0.00 0.54 0.03 0.07 90.34 11:20:14 all 9.85 0.00 0.50 0.13 0.06 89.45 11:20:14 0 10.07 0.00 0.57 0.08 0.06 89.22 11:20:14 1 9.78 0.00 0.47 0.14 0.06 89.55 11:20:14 2 9.71 0.00 0.52 0.31 0.07 89.39 11:20:14 3 9.85 0.00 0.45 0.01 0.07 89.63 11:30:15 all 29.18 0.00 0.98 0.08 0.08 69.68 11:30:15 0 28.74 0.00 0.84 0.12 0.08 70.21 11:30:15 1 30.19 0.00 1.04 0.12 0.08 68.56 11:30:15 2 29.08 0.00 1.02 0.04 0.08 69.78 11:30:15 3 28.71 0.00 1.02 0.02 0.08 70.17 11:40:15 all 18.50 0.00 0.62 0.04 0.07 80.76 11:40:15 0 18.27 0.00 0.62 0.08 0.07 80.96 11:40:15 1 18.64 0.00 0.59 0.05 0.07 80.64 11:40:15 2 18.46 0.00 0.66 0.02 0.07 80.80 11:40:15 3 18.64 0.00 0.62 0.02 0.08 80.64 11:50:24 all 8.51 0.00 0.45 0.22 0.06 90.76 11:50:24 0 8.29 0.00 0.46 0.08 0.05 91.12 11:50:24 1 8.45 0.00 0.52 0.55 0.07 90.41 11:50:24 2 8.88 0.00 0.49 0.06 0.06 90.50 11:50:24 3 8.41 0.00 0.35 0.19 0.06 90.99 12:00:16 all 17.28 0.00 0.75 0.07 0.07 81.82 12:00:16 0 16.75 0.00 0.71 0.09 0.07 82.38 12:00:16 1 16.99 0.00 0.83 0.08 0.07 82.03 12:00:16 2 17.70 0.00 0.75 0.04 0.08 81.44 12:00:16 3 17.68 0.00 0.72 0.08 0.07 81.45 12:10:16 all 9.09 0.00 0.53 0.15 0.07 90.16 12:10:16 0 8.60 0.00 0.43 0.11 0.07 90.79 12:10:16 1 9.17 0.00 0.54 0.06 0.08 90.16 12:10:16 2 9.27 0.00 0.65 0.34 0.07 89.66 12:10:16 3 9.33 0.00 0.52 0.07 0.07 90.01 12:20:01 all 8.10 0.00 0.50 0.14 0.07 91.19 12:20:01 0 7.19 0.00 0.44 0.03 0.06 92.28 12:20:01 1 8.29 0.00 0.51 0.36 0.07 90.76 12:20:01 2 8.19 0.00 0.56 0.07 0.07 91.11 12:20:01 3 8.74 0.00 0.47 0.11 0.06 90.62 12:30:16 all 15.03 0.00 0.65 0.28 0.07 83.97 12:30:16 0 14.74 0.00 0.54 0.70 0.06 83.96 12:30:16 1 15.11 0.00 0.67 0.14 0.07 84.01 12:30:16 2 15.72 0.00 0.77 0.13 0.07 83.30 12:30:16 3 14.56 0.00 0.64 0.15 0.07 84.58 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.91 0.00 0.84 0.36 0.08 78.82 Average: 0 19.65 0.00 0.79 0.38 0.07 79.11 Average: 1 19.91 0.00 0.86 0.49 0.08 78.66 Average: 2 19.96 0.00 0.88 0.30 0.08 78.78 Average: 3 20.11 0.00 0.81 0.27 0.07 78.73