---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22391 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 61G 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 706 11740 3 3542 14940 Swap: 1023 3 1020 ---> 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:f1:35:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79709sec preferred_lft 79709sec inet6 fe80::f816:3eff:fef1:3520/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:f3:67:ef:29:65 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::ccf3:67ff:feef:2965/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22391) 03/24/26 _x86_64_ (4 CPU) 21:55:23 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:12 109.17 7.35 98.41 3.40 776.05 35103.29 11179.81 22:20:10 55.24 23.02 30.50 1.72 296.06 1769.81 1838.68 22:30:01 16.31 7.23 8.65 0.43 131.27 292.16 532.45 22:40:24 15.16 0.07 14.38 0.71 3.24 602.76 679.85 22:50:24 14.75 0.08 13.93 0.75 3.68 379.99 482.33 23:00:01 5.77 0.02 5.56 0.19 0.43 137.75 49.64 23:10:24 5.54 0.01 5.33 0.19 1.22 143.89 85.73 23:20:24 21.90 0.06 6.25 15.59 2.08 158.21 210608.63 23:30:01 4.58 0.02 4.38 0.18 1.15 133.04 70.46 23:40:13 9.71 0.04 9.33 0.35 4.09 538.06 100.73 Average: 25.98 3.78 19.85 2.35 122.83 3984.48 22539.37 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:12 1717884 9656728 6264900 38.26 260472 7467492 8336792 47.85 2168192 11711704 1324 22:20:10 9344476 11801992 4137084 25.27 269240 2244268 5127224 29.43 1833704 4711052 4600 22:30:01 8572416 11086584 4852596 29.64 270400 2299664 5618968 32.25 1886840 5425176 264 22:40:24 11139948 13760704 2182752 13.33 275628 2400936 2959268 16.99 1925324 2834112 28 22:50:24 8845936 11510248 4431932 27.07 277608 2442512 5202344 29.86 1930676 5113316 92 23:00:01 8623532 11301692 4640300 28.34 278332 2455640 5354580 30.74 1932176 5331508 148 23:10:24 7272552 9967796 5973256 36.48 278804 2472256 6719820 38.57 1934364 6680116 72 23:20:24 7226724 9944140 5996996 36.63 279552 2493688 6740688 38.69 1943384 6720264 100 23:30:01 8818384 11554112 4387940 26.80 280188 2511364 5188912 29.78 1945728 5118008 304 23:40:13 8438252 11293792 4648156 28.39 284392 2626460 5225856 30.00 1960656 5481928 616 Average: 8000010 11187779 4751591 29.02 275462 2941428 5647445 32.42 1946104 5912718 755 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:12 lo 3.97 3.97 4.96 4.96 0.00 0.00 0.00 0.00 22:10:12 ens3 112.07 85.36 1450.45 8.84 0.00 0.00 0.00 0.00 22:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:10 lo 39.63 39.63 21.22 21.22 0.00 0.00 0.00 0.00 22:20:10 ens3 2.17 1.78 0.49 0.41 0.00 0.00 0.00 0.00 22:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 33.78 33.78 14.14 14.14 0.00 0.00 0.00 0.00 22:30:01 ens3 1.07 0.70 0.21 0.16 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:24 lo 7.17 7.17 3.77 3.77 0.00 0.00 0.00 0.00 22:40:24 ens3 1.89 0.76 0.40 0.25 0.00 0.00 0.00 0.00 22:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:24 lo 19.13 19.13 9.74 9.74 0.00 0.00 0.00 0.00 22:50:24 ens3 1.05 0.93 0.18 1.26 0.00 0.00 0.00 0.00 22:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 21.13 21.13 8.92 8.92 0.00 0.00 0.00 0.00 23:00:01 ens3 0.80 0.56 0.20 0.15 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:24 lo 26.16 26.16 11.01 11.01 0.00 0.00 0.00 0.00 23:10:24 ens3 1.09 0.48 0.22 0.13 0.00 0.00 0.00 0.00 23:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:24 lo 17.44 17.44 10.28 10.28 0.00 0.00 0.00 0.00 23:20:24 ens3 0.80 0.54 0.17 0.13 0.00 0.00 0.00 0.00 23:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 lo 9.25 9.25 4.67 4.67 0.00 0.00 0.00 0.00 23:30:01 ens3 0.57 0.36 0.13 0.09 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:13 lo 19.32 19.32 9.52 9.52 0.00 0.00 0.00 0.00 23:40:13 ens3 1.38 0.83 0.35 0.25 0.00 0.00 0.00 0.00 23:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.66 19.66 9.81 9.81 0.00 0.00 0.00 0.00 Average: ens3 12.48 9.37 147.66 1.18 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-22391) 03/24/26 _x86_64_ (4 CPU) 21:55:23 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:12 all 45.72 0.00 2.23 0.34 0.10 51.61 22:10:12 0 43.11 0.00 2.39 0.37 0.11 54.02 22:10:12 1 49.31 0.00 2.21 0.41 0.09 47.98 22:10:12 2 45.72 0.00 2.19 0.19 0.10 51.80 22:10:12 3 44.72 0.00 2.13 0.41 0.10 52.64 22:20:10 all 54.34 0.00 2.12 0.08 0.13 43.34 22:20:10 0 54.89 0.00 2.11 0.10 0.13 42.77 22:20:10 1 54.49 0.00 2.14 0.10 0.13 43.14 22:20:10 2 54.89 0.00 1.93 0.06 0.13 42.99 22:20:10 3 53.07 0.00 2.28 0.08 0.13 44.44 22:30:01 all 19.08 0.00 0.97 0.06 0.09 79.80 22:30:01 0 18.18 0.00 0.90 0.06 0.08 80.78 22:30:01 1 19.88 0.00 1.04 0.06 0.09 78.93 22:30:01 2 19.14 0.00 0.97 0.06 0.09 79.74 22:30:01 3 19.14 0.00 0.95 0.06 0.09 79.77 22:40:24 all 21.15 0.00 0.81 0.05 0.08 77.90 22:40:24 0 20.06 0.00 0.73 0.05 0.07 79.09 22:40:24 1 22.15 0.00 0.91 0.03 0.09 76.83 22:40:24 2 21.54 0.00 0.81 0.08 0.08 77.49 22:40:24 3 20.86 0.00 0.81 0.05 0.08 78.20 22:50:24 all 26.08 0.00 0.90 0.04 0.09 72.89 22:50:24 0 25.71 0.00 0.96 0.03 0.08 73.22 22:50:24 1 26.51 0.00 0.86 0.02 0.09 72.52 22:50:24 2 25.73 0.00 0.94 0.06 0.09 73.18 22:50:24 3 26.38 0.00 0.85 0.06 0.09 72.62 23:00:01 all 8.86 0.00 0.50 0.02 0.07 90.56 23:00:01 0 8.61 0.00 0.51 0.01 0.06 90.81 23:00:01 1 9.09 0.00 0.53 0.02 0.07 90.28 23:00:01 2 9.07 0.00 0.46 0.01 0.07 90.39 23:00:01 3 8.66 0.00 0.49 0.03 0.07 90.75 23:10:24 all 10.38 0.00 0.53 0.02 0.07 89.00 23:10:24 0 10.34 0.00 0.56 0.01 0.07 89.03 23:10:24 1 9.97 0.00 0.56 0.05 0.07 89.35 23:10:24 2 10.75 0.00 0.57 0.00 0.07 88.61 23:10:24 3 10.46 0.00 0.42 0.01 0.08 89.03 23:20:24 all 10.11 0.00 0.42 0.04 0.07 89.36 23:20:24 0 10.18 0.00 0.35 0.02 0.07 89.39 23:20:24 1 10.24 0.00 0.46 0.01 0.07 89.22 23:20:24 2 10.14 0.00 0.49 0.08 0.07 89.22 23:20:24 3 9.88 0.00 0.40 0.05 0.07 89.60 23:30:01 all 7.37 0.00 0.36 0.02 0.06 92.20 23:30:01 0 6.99 0.00 0.31 0.01 0.06 92.64 23:30:01 1 7.80 0.00 0.36 0.01 0.06 91.77 23:30:01 2 7.24 0.00 0.33 0.01 0.06 92.36 23:30:01 3 7.46 0.00 0.43 0.04 0.06 92.02 23:40:13 all 14.28 0.00 0.65 0.03 0.07 84.97 23:40:13 0 13.65 0.00 0.63 0.02 0.06 85.64 23:40:13 1 15.33 0.00 0.72 0.03 0.07 83.85 23:40:13 2 14.26 0.00 0.66 0.01 0.07 85.00 23:40:13 3 13.86 0.00 0.62 0.08 0.07 85.38 Average: all 21.81 0.00 0.95 0.07 0.08 77.09 Average: 0 21.23 0.00 0.95 0.07 0.08 77.68 Average: 1 22.56 0.00 0.98 0.07 0.08 76.30 Average: 2 21.92 0.00 0.94 0.06 0.08 77.00 Average: 3 21.52 0.00 0.94 0.09 0.08 77.38