---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22382 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 729 11536 3 3723 14917 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:64:45:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79616sec preferred_lft 79616sec inet6 fe80::f816:3eff:fe64:45c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:28:9f:87:bb:ad 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::1028:9fff:fe87:bbad/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-22382) 03/24/26 _x86_64_ (4 CPU) 21:54:58 LINUX RESTART (4 CPU) 22:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:07 136.51 5.73 112.93 17.86 973.42 33283.37 255108.30 22:20:07 62.28 28.83 31.59 1.86 381.43 1823.35 1400.05 22:30:07 7.61 0.22 6.95 0.44 12.71 298.71 1968.03 22:40:00 10.89 0.07 10.32 0.50 3.60 555.82 835.90 22:50:07 18.44 0.02 17.59 0.83 0.63 553.28 1087.38 23:00:07 5.42 0.01 5.25 0.17 0.75 135.09 277.69 23:10:07 7.39 0.05 6.98 0.36 2.85 233.83 172.45 23:20:07 4.49 0.01 4.37 0.10 0.51 137.36 85.27 23:30:07 6.21 0.00 6.03 0.18 0.56 106.27 80.33 23:40:07 10.39 0.03 9.86 0.50 3.85 653.43 392.79 Average: 27.09 3.50 21.29 2.30 138.92 3809.58 26385.84 22:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:07 762656 8171136 7750424 47.34 260456 6944660 9606192 55.14 2279128 12562152 1280 22:20:07 3889200 6429084 9508184 58.07 265668 2328484 10780124 61.88 2021852 9959132 2444 22:30:07 8568004 11132372 4808576 29.37 266736 2351728 5603300 32.16 2035308 5256768 492 22:40:00 12595768 15272232 670984 4.10 271136 2459348 1718332 9.86 2073012 1225744 9608 22:50:07 9100884 11845300 4096436 25.02 273868 2524580 5060424 29.05 2079108 4712068 532 23:00:07 8498668 11258120 4682980 28.60 274500 2538988 5395740 30.97 2080600 5307936 268 23:10:07 7178448 9972396 5968108 36.45 275344 2572636 6775772 38.89 2083764 6613240 336 23:20:07 9934748 12749108 3193028 19.50 275644 2592748 4347028 24.95 2086656 3869948 952 23:30:07 10438568 13275304 2666860 16.29 276168 2614632 4147788 23.81 2088920 3365724 20360 23:40:07 8392508 11354376 4586616 28.01 280444 2735052 5242984 30.09 2103844 5385424 276 Average: 7935945 11145943 4793220 29.28 271996 2966286 5867768 33.68 2093219 5825814 3655 22:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:07 lo 4.02 4.02 5.02 5.02 0.00 0.00 0.00 0.00 22:10:07 ens3 120.13 88.92 1468.05 8.66 0.00 0.00 0.00 0.00 22:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:07 lo 44.87 44.87 24.88 24.88 0.00 0.00 0.00 0.00 22:20:07 ens3 2.40 2.04 0.52 1.43 0.00 0.00 0.00 0.00 22:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:07 lo 30.09 30.09 12.19 12.19 0.00 0.00 0.00 0.00 22:30:07 ens3 1.07 0.77 0.21 0.16 0.00 0.00 0.00 0.00 22:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:00 lo 12.60 12.60 6.57 6.57 0.00 0.00 0.00 0.00 22:40:00 ens3 1.82 0.65 0.38 0.21 0.00 0.00 0.00 0.00 22:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:07 lo 11.71 11.71 6.70 6.70 0.00 0.00 0.00 0.00 22:50:07 ens3 0.89 0.68 0.17 0.13 0.00 0.00 0.00 0.00 22:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:07 lo 20.07 20.07 9.65 9.65 0.00 0.00 0.00 0.00 23:00:07 ens3 0.84 0.61 0.21 0.16 0.00 0.00 0.00 0.00 23:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:07 lo 28.67 28.67 11.20 11.20 0.00 0.00 0.00 0.00 23:10:07 ens3 1.10 0.47 0.21 0.12 0.00 0.00 0.00 0.00 23:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:07 lo 14.76 14.76 6.27 6.27 0.00 0.00 0.00 0.00 23:20:07 ens3 0.69 0.52 0.15 0.11 0.00 0.00 0.00 0.00 23:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:07 lo 17.77 17.77 10.51 10.51 0.00 0.00 0.00 0.00 23:30:07 ens3 0.74 0.51 0.16 0.12 0.00 0.00 0.00 0.00 23:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:07 lo 19.20 19.20 10.50 10.50 0.00 0.00 0.00 0.00 23:40:07 ens3 1.51 0.91 0.38 0.27 0.00 0.00 0.00 0.00 23:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.36 20.36 10.34 10.34 0.00 0.00 0.00 0.00 Average: ens3 13.23 9.69 148.46 1.14 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-22382) 03/24/26 _x86_64_ (4 CPU) 21:54:58 LINUX RESTART (4 CPU) 22:00:00 CPU %user %nice %system %iowait %steal %idle 22:10:07 all 45.31 0.00 2.20 0.72 0.08 51.69 22:10:07 0 45.32 0.00 1.97 1.16 0.08 51.46 22:10:07 1 46.15 0.00 2.27 0.79 0.08 50.71 22:10:07 2 44.37 0.00 2.47 0.29 0.08 52.80 22:10:07 3 45.38 0.00 2.10 0.65 0.08 51.79 22:20:07 all 58.32 0.00 2.20 0.11 0.11 39.26 22:20:07 0 58.21 0.00 2.17 0.08 0.11 39.43 22:20:07 1 58.76 0.00 2.08 0.06 0.11 38.99 22:20:07 2 57.48 0.00 2.30 0.13 0.10 39.99 22:20:07 3 58.81 0.00 2.27 0.17 0.11 38.64 22:30:07 all 17.63 0.00 0.82 0.03 0.08 81.44 22:30:07 0 17.35 0.00 0.86 0.04 0.07 81.68 22:30:07 1 17.97 0.00 0.81 0.05 0.08 81.09 22:30:07 2 18.08 0.00 0.80 0.02 0.08 81.02 22:30:07 3 17.13 0.00 0.79 0.02 0.09 81.97 22:40:00 all 18.51 0.00 0.75 0.04 0.07 80.63 22:40:00 0 18.20 0.00 0.78 0.05 0.07 80.89 22:40:00 1 17.47 0.00 0.66 0.01 0.07 81.78 22:40:00 2 19.48 0.00 0.85 0.02 0.08 79.58 22:40:00 3 18.88 0.00 0.70 0.10 0.07 80.25 22:50:07 all 31.03 0.00 1.14 0.05 0.08 67.70 22:50:07 0 31.40 0.00 1.19 0.03 0.08 67.30 22:50:07 1 31.00 0.00 1.01 0.04 0.08 67.86 22:50:07 2 30.89 0.00 1.15 0.05 0.08 67.83 22:50:07 3 30.83 0.00 1.19 0.08 0.09 67.81 23:00:07 all 10.63 0.00 0.56 0.02 0.07 88.72 23:00:07 0 10.64 0.00 0.49 0.00 0.07 88.80 23:00:07 1 10.54 0.00 0.54 0.01 0.08 88.82 23:00:07 2 10.89 0.00 0.62 0.01 0.08 88.40 23:00:07 3 10.46 0.00 0.58 0.04 0.07 88.85 23:10:07 all 15.80 0.00 0.60 0.03 0.07 83.50 23:10:07 0 15.52 0.00 0.68 0.03 0.07 83.70 23:10:07 1 15.73 0.00 0.53 0.05 0.07 83.62 23:10:07 2 15.70 0.00 0.58 0.02 0.07 83.64 23:10:07 3 16.26 0.00 0.61 0.03 0.07 83.03 23:20:07 all 6.46 0.00 0.32 0.02 0.07 93.14 23:20:07 0 6.29 0.00 0.33 0.02 0.07 93.29 23:20:07 1 6.90 0.00 0.35 0.01 0.08 92.66 23:20:07 2 6.26 0.00 0.31 0.02 0.08 93.33 23:20:07 3 6.38 0.00 0.27 0.01 0.06 93.28 23:30:07 all 9.52 0.00 0.47 0.03 0.07 89.90 23:30:07 0 9.78 0.00 0.46 0.01 0.07 89.68 23:30:07 1 9.60 0.00 0.48 0.03 0.08 89.81 23:30:07 2 9.75 0.00 0.49 0.02 0.08 89.67 23:30:07 3 8.95 0.00 0.45 0.07 0.07 90.47 23:40:07 all 16.59 0.00 0.61 0.05 0.07 82.68 23:40:07 0 16.73 0.00 0.59 0.02 0.07 82.59 23:40:07 1 17.08 0.00 0.60 0.04 0.08 82.20 23:40:07 2 16.28 0.00 0.67 0.05 0.08 82.92 23:40:07 3 16.28 0.00 0.56 0.09 0.07 83.00 Average: all 23.02 0.00 0.97 0.11 0.08 75.83 Average: 0 22.98 0.00 0.95 0.15 0.08 75.85 Average: 1 23.16 0.00 0.94 0.11 0.08 75.71 Average: 2 22.95 0.00 1.03 0.06 0.08 75.88 Average: 3 22.97 0.00 0.95 0.13 0.08 75.87