---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47855 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 691 11573 3 3724 14955 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:01:36:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78735sec preferred_lft 78735sec inet6 fe80::f816:3eff:fe01:36a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:31:05:bd:1b:b4 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::c31:5ff:febd:1bb4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-47855) 03/25/26 _x86_64_ (4 CPU) 11:14:17 LINUX RESTART (4 CPU) 11:20:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:03 102.33 23.69 74.76 3.88 369.98 13052.53 5523.61 11:40:02 28.02 10.69 16.46 0.87 204.75 420.75 678.58 11:50:03 6.18 0.19 5.73 0.26 11.61 198.76 154.91 12:00:03 23.59 0.14 7.54 15.92 4.96 242.55 212454.32 12:10:03 12.69 0.10 12.12 0.47 11.84 555.56 1242.51 12:20:03 16.46 0.03 15.79 0.63 1.41 486.64 821.84 12:30:03 4.62 0.01 4.45 0.16 0.59 118.47 242.25 12:40:01 7.24 0.01 6.95 0.28 1.22 228.02 116.48 12:50:03 3.11 0.03 3.02 0.06 1.86 50.64 2.41 13:00:03 4.75 0.01 4.58 0.17 0.33 142.77 84.64 13:10:01 10.76 0.35 9.98 0.43 12.76 580.62 461.04 13:20:03 6.40 0.11 6.06 0.24 3.74 257.04 273.10 Average: 18.63 2.89 13.79 1.94 51.26 1331.20 18537.69 11:20:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:03 161332 2693072 13242176 80.88 265460 2314940 14439720 82.88 1784760 13907492 2088 11:40:02 3830492 6355992 9582736 58.53 268160 2311064 10936732 62.78 1796532 10241272 644 11:50:03 8612620 11156268 4783052 29.21 268884 2328480 5553300 31.88 1808052 5436644 260 12:00:03 7136428 9700044 6240812 38.12 270400 2346948 7010032 40.24 1818020 6930112 212 12:10:03 8836492 11507816 4434028 27.08 275104 2449960 5263240 30.21 1858540 5187840 316 12:20:03 8755024 11492812 4449204 27.17 277148 2514376 5251688 30.14 1863864 5264676 260 12:30:03 8533860 11286040 4655632 28.43 277572 2528356 5437720 31.21 1864980 5476884 284 12:40:01 8022956 10808128 5133628 31.35 278096 2560824 6345832 36.43 1867592 5994280 96 12:50:03 7075100 9863500 6077416 37.12 278660 2563488 6824060 39.17 1868844 6940012 392 13:00:03 7038952 9847812 6093084 37.21 279184 2583428 6857348 39.36 1872008 6968092 356 13:10:01 9798956 12754568 3188264 19.47 283328 2725476 4324960 24.83 1889436 4208112 21372 13:20:03 7551076 10534696 5406580 33.02 283972 2752792 6081548 34.91 1902012 6420260 280 Average: 7112774 9833396 6107218 37.30 275497 2498344 7027182 40.34 1849553 6914640 2213 11:20:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:03 lo 18.44 18.44 16.26 16.26 0.00 0.00 0.00 0.00 11:30:03 ens3 30.85 22.98 426.94 2.47 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:02 lo 33.87 33.87 15.30 15.30 0.00 0.00 0.00 0.00 11:40:02 ens3 1.92 1.25 0.41 0.30 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:03 lo 25.14 25.14 9.20 9.20 0.00 0.00 0.00 0.00 11:50:03 ens3 1.34 0.64 0.29 0.18 0.00 0.00 0.00 0.00 11:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:03 lo 7.96 7.96 5.22 5.22 0.00 0.00 0.00 0.00 12:00:03 ens3 1.68 0.81 0.27 1.29 0.00 0.00 0.00 0.00 12:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:03 lo 9.38 9.38 4.31 4.31 0.00 0.00 0.00 0.00 12:10:03 ens3 1.49 0.71 0.42 0.28 0.00 0.00 0.00 0.00 12:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 lo 16.95 16.95 8.46 8.46 0.00 0.00 0.00 0.00 12:20:03 ens3 1.05 0.73 0.22 0.16 0.00 0.00 0.00 0.00 12:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:03 lo 14.46 14.46 7.60 7.60 0.00 0.00 0.00 0.00 12:30:03 ens3 0.87 0.55 0.20 0.14 0.00 0.00 0.00 0.00 12:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 24.81 24.81 8.26 8.26 0.00 0.00 0.00 0.00 12:40:01 ens3 1.66 0.62 0.55 0.36 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:03 lo 16.49 16.49 8.32 8.32 0.00 0.00 0.00 0.00 12:50:03 ens3 0.76 0.54 0.19 0.14 0.00 0.00 0.00 0.00 12:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:03 lo 17.78 17.78 10.45 10.45 0.00 0.00 0.00 0.00 13:00:03 ens3 0.79 0.54 0.19 0.15 0.00 0.00 0.00 0.00 13:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 11.41 11.41 6.79 6.79 0.00 0.00 0.00 0.00 13:10:01 ens3 1.05 0.76 0.32 0.25 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:03 lo 29.53 29.53 12.26 12.26 0.00 0.00 0.00 0.00 13:20:03 ens3 1.00 0.72 0.27 0.20 0.00 0.00 0.00 0.00 13:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.85 18.85 9.35 9.35 0.00 0.00 0.00 0.00 Average: ens3 3.64 2.52 34.86 0.49 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-47855) 03/25/26 _x86_64_ (4 CPU) 11:14:17 LINUX RESTART (4 CPU) 11:20:21 CPU %user %nice %system %iowait %steal %idle 11:30:03 all 54.25 0.00 2.14 0.88 0.10 42.64 11:30:03 0 51.82 0.00 2.23 0.41 0.10 45.44 11:30:03 1 55.11 0.00 2.14 1.25 0.10 41.41 11:30:03 2 54.93 0.00 2.13 1.11 0.10 41.72 11:30:03 3 55.12 0.00 2.04 0.75 0.10 41.99 11:40:02 all 34.56 0.00 1.40 0.09 0.10 63.85 11:40:02 0 34.40 0.00 1.41 0.14 0.10 63.95 11:40:02 1 34.90 0.00 1.36 0.12 0.10 63.52 11:40:02 2 34.31 0.00 1.46 0.07 0.11 64.04 11:40:02 3 34.62 0.00 1.38 0.04 0.10 63.87 11:50:03 all 10.26 0.00 0.64 0.07 0.08 88.96 11:50:03 0 10.15 0.00 0.63 0.05 0.08 89.09 11:50:03 1 10.28 0.00 0.72 0.04 0.09 88.88 11:50:03 2 10.25 0.00 0.60 0.09 0.08 88.98 11:50:03 3 10.34 0.00 0.59 0.10 0.08 88.89 12:00:03 all 16.02 0.00 0.67 0.06 0.07 83.19 12:00:03 0 16.03 0.00 0.79 0.13 0.07 82.98 12:00:03 1 16.03 0.00 0.61 0.04 0.08 83.25 12:00:03 2 16.22 0.00 0.61 0.05 0.08 83.04 12:00:03 3 15.79 0.00 0.66 0.01 0.07 83.47 12:10:03 all 15.54 0.00 0.67 0.15 0.07 83.57 12:10:03 0 15.01 0.00 0.59 0.09 0.07 84.24 12:10:03 1 16.05 0.00 0.68 0.10 0.08 83.09 12:10:03 2 15.49 0.00 0.72 0.31 0.08 83.40 12:10:03 3 15.63 0.00 0.68 0.08 0.07 83.53 12:20:03 all 24.86 0.00 0.84 0.14 0.08 74.09 12:20:03 0 24.97 0.00 0.83 0.15 0.08 73.97 12:20:03 1 24.50 0.00 0.89 0.03 0.08 74.50 12:20:03 2 24.99 0.00 0.76 0.29 0.08 73.88 12:20:03 3 24.96 0.00 0.89 0.07 0.08 74.00 12:30:03 all 7.72 0.00 0.32 0.26 0.07 91.62 12:30:03 0 7.83 0.00 0.30 0.04 0.06 91.76 12:30:03 1 8.17 0.00 0.33 0.50 0.07 90.93 12:30:03 2 7.34 0.00 0.34 0.44 0.07 91.80 12:30:03 3 7.55 0.00 0.32 0.06 0.07 92.00 12:40:01 all 13.37 0.00 0.59 0.17 0.07 85.80 12:40:01 0 13.45 0.00 0.56 0.16 0.06 85.76 12:40:01 1 13.96 0.00 0.63 0.05 0.07 85.29 12:40:01 2 12.41 0.00 0.62 0.17 0.08 86.72 12:40:01 3 13.65 0.00 0.56 0.31 0.07 85.42 12:50:03 all 4.57 0.00 0.31 0.27 0.06 94.79 12:50:03 0 4.27 0.00 0.24 0.09 0.05 95.35 12:50:03 1 4.63 0.00 0.35 0.15 0.07 94.81 12:50:03 2 4.55 0.00 0.32 0.21 0.06 94.86 12:50:03 3 4.82 0.00 0.34 0.65 0.06 94.13 13:00:03 all 10.27 0.00 0.45 0.11 0.06 89.11 13:00:03 0 9.47 0.00 0.46 0.03 0.05 89.99 13:00:03 1 10.90 0.00 0.47 0.02 0.06 88.55 13:00:03 2 10.83 0.00 0.43 0.08 0.07 88.60 13:00:03 3 9.89 0.00 0.45 0.32 0.06 89.29 13:10:01 all 17.18 0.00 0.73 0.05 0.07 81.97 13:10:01 0 16.97 0.00 0.70 0.01 0.07 82.26 13:10:01 1 17.44 0.00 0.79 0.15 0.07 81.55 13:10:01 2 17.25 0.00 0.75 0.04 0.07 81.90 13:10:01 3 17.07 0.00 0.68 0.02 0.06 82.18 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:03 all 13.03 0.00 0.61 0.05 0.07 86.25 13:20:03 0 13.00 0.00 0.54 0.04 0.06 86.35 13:20:03 1 12.83 0.00 0.67 0.05 0.07 86.38 13:20:03 2 13.27 0.00 0.72 0.07 0.07 85.88 13:20:03 3 13.00 0.00 0.51 0.04 0.06 86.38 Average: all 18.37 0.00 0.78 0.19 0.07 80.59 Average: 0 18.02 0.00 0.77 0.11 0.07 81.03 Average: 1 18.64 0.00 0.80 0.21 0.08 80.27 Average: 2 18.39 0.00 0.78 0.24 0.08 80.51 Average: 3 18.44 0.00 0.75 0.20 0.07 80.53