---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-43812 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 686 11480 3 3822 14960 Swap: 1023 16 1007 ---> 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:a5:5a:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79133sec preferred_lft 79133sec inet6 fe80::f816:3eff:fea5:5ab6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:01:e5:15:18:cd 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::1401:e5ff:fe15:18cd/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-43812) 03/25/26 _x86_64_ (4 CPU) 10:44:12 LINUX RESTART (4 CPU) 10:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:03 100.19 23.05 73.85 3.30 309.26 12777.83 5137.00 11:10:04 24.26 6.17 17.20 0.90 115.83 554.20 957.43 11:20:21 5.70 0.27 5.20 0.23 13.91 157.40 516.55 11:30:04 8.44 0.18 7.87 0.39 5.04 269.20 461.70 11:40:22 19.69 0.33 18.50 0.86 18.29 833.85 1011.84 11:50:20 25.12 0.14 9.03 15.95 1.90 290.98 213633.60 12:00:44 5.00 0.09 4.74 0.16 1.45 140.66 68.89 12:10:25 6.11 0.28 5.65 0.18 13.46 159.90 100.64 12:20:25 6.27 0.02 6.06 0.20 0.72 170.05 55.90 12:30:11 8.09 0.06 7.67 0.36 4.00 415.21 194.16 12:40:26 8.85 0.20 8.32 0.33 3.90 475.01 303.80 Average: 19.77 2.79 14.91 2.07 44.25 1474.54 20069.31 10:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:03 1399644 5049520 10880592 66.45 261204 3347024 11985984 68.80 2028424 12334128 1428 11:10:04 4696236 7269016 8668284 52.94 261784 2355012 9438980 54.18 1938380 9219400 320 11:20:21 4589624 7175400 8761936 53.51 262712 2366908 9552228 54.83 1949920 9303104 116 11:30:04 7070784 9680380 6259388 38.23 263872 2389576 7070356 40.58 1956736 6848104 244 11:40:22 10748248 13517008 2425236 14.81 270220 2542444 3208264 18.42 1988740 3154108 68 11:50:20 8553352 11370380 4570316 27.91 273488 2587424 5305244 30.45 1998820 5328600 224 12:00:44 8429920 11266908 4673852 28.55 273972 2606900 5404108 31.02 2000552 5428992 56 12:10:25 7089408 9949816 5990052 36.58 274648 2629652 6741616 38.70 2006224 6773112 268 12:20:25 6909148 9791960 6147924 37.55 275276 2651432 6917168 39.70 2009840 6954376 440 12:30:11 11455752 14463480 1479072 9.03 279440 2772156 2807288 16.11 2017528 2418680 55696 12:40:26 9081040 12140788 3800724 23.21 280360 2823256 4941196 28.36 2038232 4753884 252 Average: 7274832 10152241 5787034 35.34 270634 2642889 6670221 38.29 1993945 6592408 5374 10:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:03 lo 17.36 17.36 15.34 15.34 0.00 0.00 0.00 0.00 11:00:03 ens3 38.58 28.64 642.97 3.08 0.00 0.00 0.00 0.00 11:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 38.43 38.43 16.72 16.72 0.00 0.00 0.00 0.00 11:10:04 ens3 1.97 1.60 0.41 1.47 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:21 lo 21.13 21.13 7.90 7.90 0.00 0.00 0.00 0.00 11:20:21 ens3 1.04 0.48 0.21 0.13 0.00 0.00 0.00 0.00 11:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 lo 10.08 10.08 6.27 6.27 0.00 0.00 0.00 0.00 11:30:04 ens3 0.89 0.48 0.21 0.14 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:22 lo 13.43 13.43 6.64 6.64 0.00 0.00 0.00 0.00 11:40:22 ens3 1.54 0.99 0.37 0.27 0.00 0.00 0.00 0.00 11:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:20 lo 19.12 19.12 9.98 9.98 0.00 0.00 0.00 0.00 11:50:20 ens3 1.46 0.79 0.32 0.21 0.00 0.00 0.00 0.00 11:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:44 lo 26.77 26.77 9.75 9.75 0.00 0.00 0.00 0.00 12:00:44 ens3 1.42 0.55 0.27 0.15 0.00 0.00 0.00 0.00 12:00:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:25 lo 15.81 15.81 7.69 7.69 0.00 0.00 0.00 0.00 12:10:25 ens3 1.43 0.58 0.38 0.22 0.00 0.00 0.00 0.00 12:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:25 lo 17.33 17.33 10.19 10.19 0.00 0.00 0.00 0.00 12:20:25 ens3 0.92 0.55 0.21 0.15 0.00 0.00 0.00 0.00 12:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:11 lo 9.18 9.18 4.78 4.78 0.00 0.00 0.00 0.00 12:30:11 ens3 0.96 0.60 0.26 0.19 0.00 0.00 0.00 0.00 12:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:26 lo 22.83 22.83 10.67 10.67 0.00 0.00 0.00 0.00 12:40:26 ens3 1.87 0.92 0.58 0.40 0.00 0.00 0.00 0.00 12:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.31 19.31 9.65 9.65 0.00 0.00 0.00 0.00 Average: ens3 4.73 3.28 58.58 0.58 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-43812) 03/25/26 _x86_64_ (4 CPU) 10:44:12 LINUX RESTART (4 CPU) 10:50:03 CPU %user %nice %system %iowait %steal %idle 11:00:03 all 56.62 0.00 2.25 0.76 0.14 40.22 11:00:03 0 55.59 0.00 2.29 0.93 0.15 41.05 11:00:03 1 55.92 0.00 2.32 0.54 0.15 41.07 11:00:03 2 57.67 0.00 2.19 1.11 0.14 38.89 11:00:03 3 57.32 0.00 2.20 0.48 0.14 39.86 11:10:04 all 39.46 0.00 1.53 0.16 0.15 58.69 11:10:04 0 39.25 0.00 1.56 0.17 0.15 58.87 11:10:04 1 38.84 0.00 1.52 0.29 0.16 59.18 11:10:04 2 39.83 0.00 1.46 0.12 0.15 58.44 11:10:04 3 39.91 0.00 1.57 0.08 0.15 58.28 11:20:21 all 11.25 0.00 0.84 0.06 0.10 87.76 11:20:21 0 10.31 0.00 0.78 0.04 0.09 88.78 11:20:21 1 11.84 0.00 0.85 0.13 0.10 87.09 11:20:21 2 11.61 0.00 0.88 0.01 0.10 87.40 11:20:21 3 11.24 0.00 0.85 0.05 0.09 87.76 11:30:04 all 17.80 0.00 0.76 0.03 0.08 81.34 11:30:04 0 16.91 0.00 0.72 0.04 0.08 82.25 11:30:04 1 18.51 0.00 0.83 0.02 0.08 80.56 11:30:04 2 17.68 0.00 0.72 0.01 0.08 81.51 11:30:04 3 18.10 0.00 0.77 0.03 0.07 81.03 11:40:22 all 29.61 0.00 1.03 0.07 0.09 69.21 11:40:22 0 29.62 0.00 0.91 0.04 0.08 69.35 11:40:22 1 28.50 0.00 1.15 0.10 0.08 70.17 11:40:22 2 30.34 0.00 1.04 0.11 0.09 68.42 11:40:22 3 29.98 0.00 1.00 0.03 0.09 68.90 11:50:20 all 20.07 0.00 0.75 0.25 0.09 78.84 11:50:20 0 19.92 0.00 0.76 0.18 0.09 79.05 11:50:20 1 19.89 0.00 0.86 0.10 0.09 79.06 11:50:20 2 20.61 0.00 0.68 0.14 0.09 78.48 11:50:20 3 19.86 0.00 0.69 0.59 0.08 78.78 12:00:44 all 9.17 0.00 0.41 0.19 0.09 90.14 12:00:44 0 8.88 0.00 0.38 0.11 0.08 90.55 12:00:44 1 8.82 0.00 0.36 0.02 0.08 90.71 12:00:44 2 9.53 0.00 0.41 0.29 0.11 89.66 12:00:44 3 9.46 0.00 0.47 0.35 0.08 89.64 12:10:25 all 10.59 0.00 0.51 0.40 0.09 88.41 12:10:25 0 10.52 0.00 0.53 0.96 0.08 87.91 12:10:25 1 10.99 0.00 0.51 0.16 0.10 88.25 12:10:25 2 10.10 0.00 0.53 0.14 0.10 89.12 12:10:25 3 10.74 0.00 0.47 0.34 0.07 88.37 12:20:25 all 10.43 0.00 0.52 0.04 0.07 88.95 12:20:25 0 9.97 0.00 0.43 0.04 0.06 89.50 12:20:25 1 10.77 0.00 0.52 0.05 0.07 88.59 12:20:25 2 10.60 0.00 0.59 0.02 0.07 88.71 12:20:25 3 10.39 0.00 0.53 0.04 0.06 88.98 12:30:11 all 10.08 0.00 0.50 1.82 0.07 87.53 12:30:11 0 10.76 0.00 0.47 1.92 0.06 86.79 12:30:11 1 9.68 0.00 0.50 0.21 0.06 89.55 12:30:11 2 10.39 0.00 0.49 4.55 0.07 84.50 12:30:11 3 9.51 0.00 0.56 0.60 0.07 89.26 12:40:26 all 17.91 0.00 0.67 0.23 0.08 81.11 12:40:26 0 17.76 0.00 0.68 0.46 0.08 81.03 12:40:26 1 17.96 0.00 0.70 0.07 0.09 81.18 12:40:26 2 18.37 0.00 0.76 0.22 0.08 80.58 12:40:26 3 17.57 0.00 0.53 0.17 0.08 81.66 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.18 0.00 0.89 0.36 0.09 77.48 Average: 0 20.86 0.00 0.86 0.44 0.09 77.75 Average: 1 21.05 0.00 0.92 0.15 0.10 77.78 Average: 2 21.52 0.00 0.89 0.60 0.10 76.89 Average: 3 21.28 0.00 0.88 0.25 0.09 77.50