---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15484 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: 5600.00 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 730 10890 3 4368 14916 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:62:25:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78525sec preferred_lft 78525sec inet6 fe80::f816:3eff:fe62:25f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:b9:17:83:93:b2 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::8b9:17ff:fe83:93b2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15484) 03/23/26 _x86_64_ (4 CPU) 19:06:32 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 87.67 8.33 74.52 4.82 1169.72 32914.11 19422.83 19:30:09 59.83 2.89 39.75 17.20 137.73 4561.91 215782.61 19:40:09 50.23 23.80 25.04 1.40 324.92 1670.74 1826.51 19:50:01 8.09 0.05 7.59 0.45 1.62 269.27 1428.09 20:00:09 11.85 0.06 11.30 0.50 2.71 554.48 834.86 20:10:09 13.74 0.02 13.19 0.52 1.31 412.02 279.84 20:20:01 7.11 0.01 6.84 0.27 0.46 208.79 130.68 20:30:09 5.20 0.00 5.03 0.17 0.16 142.27 135.54 20:40:09 5.53 0.03 5.34 0.17 1.61 150.39 118.36 20:50:01 5.09 0.04 4.86 0.19 2.39 147.31 116.05 21:00:09 7.78 0.03 7.45 0.30 3.82 225.20 119.62 21:10:09 10.00 0.02 9.63 0.34 1.20 626.68 376.20 Average: 22.69 2.94 17.55 2.21 136.82 3477.83 20244.56 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 3625156 14358232 1568364 9.58 238172 10281220 2692524 15.46 2045324 9955396 187292 19:30:09 2425888 5161380 10772828 65.80 251180 2508196 11837912 67.95 2062328 11327528 176 19:40:09 4093476 7219524 8715452 53.23 263860 2885740 9481604 54.42 2270040 9467912 96 19:50:01 5737080 8883784 7054796 43.09 264900 2905356 8422376 48.34 2274728 7830200 324 20:00:09 8306676 11565456 4373904 26.71 269660 3008300 5195108 29.82 2321908 5217056 444 20:10:09 9632112 12949040 2991128 18.27 271748 3064288 3766844 21.62 2328156 3900648 224 20:20:01 8047640 11392876 4546372 27.77 272888 3091432 5277604 30.29 2330236 5475032 288 20:30:09 8016940 11381216 4558056 27.84 273544 3109804 5187664 29.78 2331520 5490716 64 20:40:09 6470996 9854792 6083696 37.16 274012 3128876 6856416 39.36 2333676 7042904 136 20:50:01 6380644 9785820 6152820 37.58 274632 3149600 6828652 39.20 2337668 7129248 328 21:00:09 10011056 13544888 2395496 14.63 278532 3268728 3616244 20.76 2345556 3500772 95916 21:10:09 7663388 11247812 4691572 28.65 279524 3318112 5663648 32.51 2364736 5821216 156 Average: 6700921 10612068 5325374 32.53 267721 3643304 6235550 35.79 2278823 6846552 23787 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 1.06 1.06 0.12 0.12 0.00 0.00 0.00 0.00 19:20:01 ens3 147.06 111.69 1893.74 10.96 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:09 lo 17.12 17.12 11.43 11.43 0.00 0.00 0.00 0.00 19:30:09 ens3 1.64 1.30 0.49 0.40 0.00 0.00 0.00 0.00 19:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:09 lo 48.31 48.31 21.39 21.39 0.00 0.00 0.00 0.00 19:40:09 ens3 3.00 1.90 0.62 1.36 0.00 0.00 0.00 0.00 19:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 13.60 13.60 7.34 7.34 0.00 0.00 0.00 0.00 19:50:01 ens3 0.84 0.47 0.18 0.12 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:09 lo 12.99 12.99 5.91 5.91 0.00 0.00 0.00 0.00 20:00:09 ens3 1.08 0.67 0.30 0.22 0.00 0.00 0.00 0.00 20:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:09 lo 8.67 8.67 5.44 5.44 0.00 0.00 0.00 0.00 20:10:09 ens3 1.40 0.61 0.26 0.15 0.00 0.00 0.00 0.00 20:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 19.07 19.07 9.07 9.07 0.00 0.00 0.00 0.00 20:20:01 ens3 0.88 0.74 0.19 0.15 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:09 lo 27.49 27.49 9.56 9.56 0.00 0.00 0.00 0.00 20:30:09 ens3 0.70 0.39 0.14 0.09 0.00 0.00 0.00 0.00 20:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:09 lo 16.82 16.82 8.59 8.59 0.00 0.00 0.00 0.00 20:40:09 ens3 1.08 0.55 0.24 0.16 0.00 0.00 0.00 0.00 20:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 11.20 11.20 7.16 7.16 0.00 0.00 0.00 0.00 20:50:01 ens3 0.62 0.40 0.11 0.08 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:09 lo 11.21 11.21 5.82 5.82 0.00 0.00 0.00 0.00 21:00:09 ens3 0.75 0.60 0.22 0.17 0.00 0.00 0.00 0.00 21:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:09 lo 23.16 23.16 10.91 10.91 0.00 0.00 0.00 0.00 21:10:09 ens3 1.07 0.81 0.22 0.17 0.00 0.00 0.00 0.00 21:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.57 17.57 8.57 8.57 0.00 0.00 0.00 0.00 Average: ens3 13.27 9.95 157.08 1.16 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-15484) 03/23/26 _x86_64_ (4 CPU) 19:06:32 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 30.45 0.00 2.15 19.50 0.12 47.77 19:20:01 0 29.01 0.00 2.07 20.56 0.12 48.23 19:20:01 1 33.76 0.00 2.39 17.80 0.14 45.92 19:20:01 2 31.13 0.00 2.03 18.92 0.11 47.81 19:20:01 3 27.91 0.00 2.11 20.73 0.12 49.13 19:30:09 all 40.11 0.00 1.67 1.48 0.11 56.63 19:30:09 0 40.18 0.00 1.56 1.44 0.11 56.71 19:30:09 1 38.40 0.00 1.71 1.13 0.11 58.65 19:30:09 2 40.82 0.00 1.62 1.30 0.11 56.15 19:30:09 3 41.04 0.00 1.80 2.05 0.11 55.00 19:40:09 all 45.55 0.00 1.68 0.18 0.13 52.46 19:40:09 0 45.36 0.00 1.74 0.17 0.13 52.61 19:40:09 1 46.03 0.00 1.63 0.12 0.13 52.10 19:40:09 2 45.52 0.00 1.69 0.10 0.13 52.58 19:40:09 3 45.28 0.00 1.67 0.34 0.13 52.57 19:50:01 all 15.91 0.00 0.67 0.04 0.08 83.29 19:50:01 0 16.60 0.00 0.67 0.02 0.09 82.62 19:50:01 1 16.22 0.00 0.67 0.02 0.08 83.00 19:50:01 2 15.91 0.00 0.70 0.05 0.08 83.26 19:50:01 3 14.91 0.00 0.65 0.07 0.08 84.29 20:00:09 all 16.12 0.00 0.62 0.04 0.09 83.13 20:00:09 0 15.42 0.00 0.54 0.02 0.08 83.93 20:00:09 1 16.33 0.00 0.68 0.08 0.08 82.83 20:00:09 2 16.83 0.00 0.61 0.04 0.09 82.42 20:00:09 3 15.90 0.00 0.64 0.02 0.09 83.34 20:10:09 all 18.67 0.00 0.68 0.05 0.08 80.52 20:10:09 0 18.69 0.00 0.61 0.05 0.07 80.58 20:10:09 1 19.06 0.00 0.72 0.04 0.08 80.11 20:10:09 2 18.32 0.00 0.72 0.09 0.08 80.79 20:10:09 3 18.59 0.00 0.69 0.04 0.08 80.60 20:20:01 all 14.05 0.00 0.57 0.02 0.08 85.28 20:20:01 0 13.77 0.00 0.57 0.01 0.08 85.56 20:20:01 1 13.97 0.00 0.52 0.03 0.08 85.40 20:20:01 2 13.97 0.00 0.58 0.02 0.09 85.34 20:20:01 3 14.47 0.00 0.58 0.04 0.08 84.83 20:30:09 all 8.32 0.00 0.44 0.02 0.08 91.15 20:30:09 0 8.14 0.00 0.39 0.02 0.07 91.38 20:30:09 1 8.39 0.00 0.48 0.02 0.09 91.02 20:30:09 2 8.20 0.00 0.45 0.03 0.08 91.25 20:30:09 3 8.54 0.00 0.43 0.01 0.08 90.94 20:40:09 all 9.31 0.00 0.35 0.03 0.08 90.24 20:40:09 0 9.49 0.00 0.39 0.06 0.08 89.98 20:40:09 1 9.15 0.00 0.33 0.01 0.09 90.43 20:40:09 2 9.38 0.00 0.30 0.01 0.08 90.23 20:40:09 3 9.23 0.00 0.37 0.03 0.08 90.30 20:50:01 all 9.26 0.00 0.40 0.02 0.08 90.24 20:50:01 0 9.79 0.00 0.37 0.05 0.08 89.72 20:50:01 1 9.25 0.00 0.48 0.00 0.08 90.18 20:50:01 2 8.73 0.00 0.37 0.01 0.08 90.81 20:50:01 3 9.26 0.00 0.39 0.02 0.09 90.24 21:00:09 all 9.86 0.00 0.50 0.04 0.08 89.52 21:00:09 0 9.54 0.00 0.44 0.05 0.07 89.90 21:00:09 1 10.18 0.00 0.58 0.01 0.09 89.14 21:00:09 2 10.12 0.00 0.53 0.03 0.08 89.24 21:00:09 3 9.62 0.00 0.45 0.06 0.08 89.79 21:00:09 CPU %user %nice %system %iowait %steal %idle 21:10:09 all 15.83 0.00 0.60 0.05 0.09 83.43 21:10:09 0 15.00 0.00 0.59 0.08 0.09 84.24 21:10:09 1 15.93 0.00 0.58 0.01 0.09 83.38 21:10:09 2 16.29 0.00 0.61 0.03 0.08 82.99 21:10:09 3 16.10 0.00 0.62 0.07 0.08 83.12 Average: all 19.45 0.00 0.86 1.77 0.09 77.83 Average: 0 19.24 0.00 0.83 1.86 0.09 77.98 Average: 1 19.72 0.00 0.90 1.59 0.09 77.70 Average: 2 19.60 0.00 0.85 1.70 0.09 77.76 Average: 3 19.23 0.00 0.87 1.94 0.09 77.87