---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54234 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 742 10773 3 4474 14904 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:01:1b:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79316sec preferred_lft 79316sec inet6 fe80::f816:3eff:fe01:1bb2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:a6:3b:04:71:aa 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::74a6:3bff:fe04:71aa/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-54234) 03/30/26 _x86_64_ (4 CPU) 11:01:07 LINUX RESTART (4 CPU) 11:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:49 66.94 21.89 42.31 2.74 317.62 4960.37 4063.58 11:30:11 14.60 0.11 13.76 0.74 4.58 356.56 745.82 11:40:01 22.38 0.17 6.38 15.83 8.03 220.69 215374.05 11:50:26 15.14 0.04 14.41 0.68 1.64 679.10 727.54 12:00:19 11.73 0.01 11.19 0.53 0.67 346.87 288.46 12:10:29 5.71 0.00 5.54 0.17 0.24 135.76 76.53 12:20:28 7.79 0.01 7.40 0.39 1.22 244.37 606.21 12:30:28 5.98 0.00 5.78 0.20 0.41 168.36 103.73 12:40:01 5.38 0.00 5.19 0.19 0.14 162.93 52.45 12:50:30 8.33 0.03 7.92 0.38 3.90 546.80 134.84 Average: 16.79 2.39 12.23 2.17 36.14 819.01 21785.46 11:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:49 2209828 5514940 10417268 63.62 270628 3020628 11099408 63.71 2166456 11409156 260 11:30:11 7172224 10500928 5433192 33.18 271980 3042708 6156272 35.34 2199008 6440992 5696 11:40:01 6268024 9619500 6316768 38.58 273416 3064068 7027600 40.34 2209860 7333532 296 11:50:26 11795580 15281592 657904 4.02 278832 3193176 1339288 7.69 2248376 1762828 10192 12:00:19 11763992 15298964 640444 3.91 280388 3240580 1339136 7.69 2251684 1808660 12232 12:10:29 7787088 11325164 4612232 28.17 281016 3243056 5304912 30.45 2252444 5775856 228 12:20:28 6495008 10067944 5868916 35.84 281908 3277040 6698892 38.45 2255616 7055268 156 12:30:28 6290564 9885576 6050988 36.96 282584 3298456 6777808 38.90 2259008 7248992 272 12:40:01 7636540 11254292 4683120 28.60 283440 3320324 5388716 30.93 2261420 5914936 416 12:50:30 7346584 11096876 4840164 29.56 287552 3443468 5340184 30.65 2276296 6164308 428 Average: 7476543 10984578 4952100 30.25 279174 3214350 5647222 32.41 2238017 6091453 3018 11:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:49 lo 35.01 35.01 21.94 21.94 0.00 0.00 0.00 0.00 11:20:49 ens3 2.13 2.20 0.63 0.56 0.00 0.00 0.00 0.00 11:20:49 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:11 lo 39.27 39.27 15.22 15.22 0.00 0.00 0.00 0.00 11:30:11 ens3 1.31 1.13 0.28 0.23 0.00 0.00 0.00 0.00 11:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 11.92 11.92 6.95 6.95 0.00 0.00 0.00 0.00 11:40:01 ens3 0.56 0.38 0.12 0.08 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:26 lo 7.61 7.61 3.90 3.90 0.00 0.00 0.00 0.00 11:50:26 ens3 0.85 0.72 0.22 0.18 0.00 0.00 0.00 0.00 11:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:19 lo 15.81 15.81 7.54 7.54 0.00 0.00 0.00 0.00 12:00:19 ens3 0.75 0.57 0.19 0.14 0.00 0.00 0.00 0.00 12:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:29 lo 13.28 13.28 7.18 7.18 0.00 0.00 0.00 0.00 12:10:29 ens3 0.71 0.49 0.18 0.13 0.00 0.00 0.00 0.00 12:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:28 lo 26.55 26.55 10.48 10.48 0.00 0.00 0.00 0.00 12:20:28 ens3 0.61 0.42 0.14 0.10 0.00 0.00 0.00 0.00 12:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:28 lo 21.27 21.27 10.74 10.74 0.00 0.00 0.00 0.00 12:30:28 ens3 0.72 0.59 0.15 0.11 0.00 0.00 0.00 0.00 12:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 15.56 15.56 8.68 8.68 0.00 0.00 0.00 0.00 12:40:01 ens3 0.83 0.71 0.20 0.16 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 12:50:30 lo 22.25 22.25 10.49 10.49 0.00 0.00 0.00 0.00 12:50:30 ens3 1.04 1.13 0.26 0.23 0.00 0.00 0.00 0.00 12:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.83 20.83 10.36 10.36 0.00 0.00 0.00 0.00 Average: ens3 0.96 0.84 0.24 0.19 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-54234) 03/30/26 _x86_64_ (4 CPU) 11:01:07 LINUX RESTART (4 CPU) 11:10:02 CPU %user %nice %system %iowait %steal %idle 11:20:49 all 56.54 0.00 2.04 0.10 0.10 41.22 11:20:49 0 56.70 0.00 1.94 0.17 0.10 41.09 11:20:49 1 56.12 0.00 2.16 0.08 0.10 41.54 11:20:49 2 56.98 0.00 2.01 0.05 0.10 40.86 11:20:49 3 56.36 0.00 2.04 0.09 0.10 41.41 11:30:11 all 28.02 0.00 1.16 0.04 0.11 70.68 11:30:11 0 27.17 0.00 1.18 0.02 0.11 71.52 11:30:11 1 28.57 0.00 1.16 0.04 0.11 70.12 11:30:11 2 28.02 0.00 1.19 0.02 0.10 70.67 11:30:11 3 28.32 0.00 1.11 0.07 0.11 70.39 11:40:01 all 14.89 0.00 0.63 0.06 0.07 84.36 11:40:01 0 15.39 0.00 0.62 0.04 0.07 83.89 11:40:01 1 14.96 0.00 0.67 0.05 0.08 84.24 11:40:01 2 14.91 0.00 0.64 0.04 0.07 84.34 11:40:01 3 14.30 0.00 0.56 0.10 0.07 84.97 11:50:26 all 20.42 0.00 0.76 0.05 0.07 78.69 11:50:26 0 19.86 0.00 0.70 0.07 0.07 79.30 11:50:26 1 20.03 0.00 0.81 0.02 0.08 79.06 11:50:26 2 21.04 0.00 0.73 0.04 0.07 78.12 11:50:26 3 20.77 0.00 0.80 0.07 0.07 78.29 12:00:19 all 18.92 0.00 0.61 0.07 0.08 80.33 12:00:19 0 18.61 0.00 0.70 0.04 0.08 80.57 12:00:19 1 18.82 0.00 0.61 0.02 0.08 80.47 12:00:19 2 19.39 0.00 0.53 0.02 0.08 79.98 12:00:19 3 18.84 0.00 0.60 0.18 0.08 80.29 12:10:29 all 7.63 0.00 0.29 0.03 0.07 91.97 12:10:29 0 7.87 0.00 0.24 0.03 0.08 91.77 12:10:29 1 7.81 0.00 0.31 0.02 0.07 91.79 12:10:29 2 7.26 0.00 0.30 0.02 0.07 92.34 12:10:29 3 7.58 0.00 0.31 0.05 0.07 91.99 12:20:28 all 14.91 0.00 0.49 0.03 0.08 84.50 12:20:28 0 15.07 0.00 0.52 0.04 0.07 84.29 12:20:28 1 15.00 0.00 0.52 0.03 0.07 84.38 12:20:28 2 14.79 0.00 0.48 0.04 0.08 84.61 12:20:28 3 14.78 0.00 0.42 0.01 0.07 84.72 12:30:28 all 10.85 0.00 0.42 0.04 0.08 88.61 12:30:28 0 10.65 0.00 0.35 0.05 0.08 88.87 12:30:28 1 11.32 0.00 0.40 0.02 0.07 88.19 12:30:28 2 11.04 0.00 0.51 0.06 0.09 88.31 12:30:28 3 10.38 0.00 0.42 0.04 0.08 89.08 12:40:01 all 8.40 0.00 0.41 0.03 0.06 91.10 12:40:01 0 7.86 0.00 0.42 0.08 0.05 91.60 12:40:01 1 8.69 0.00 0.42 0.02 0.08 90.80 12:40:01 2 8.53 0.00 0.43 0.01 0.06 90.96 12:40:01 3 8.52 0.00 0.36 0.02 0.06 91.04 12:50:30 all 15.72 0.00 0.68 0.04 0.06 83.49 12:50:30 0 15.97 0.00 0.69 0.12 0.06 83.16 12:50:30 1 14.71 0.00 0.66 0.00 0.06 84.57 12:50:30 2 16.80 0.00 0.71 0.03 0.07 82.39 12:50:30 3 15.41 0.00 0.67 0.02 0.06 83.86 Average: all 19.88 0.00 0.76 0.05 0.08 79.23 Average: 0 19.77 0.00 0.74 0.07 0.08 79.34 Average: 1 19.84 0.00 0.78 0.03 0.08 79.27 Average: 2 20.14 0.00 0.76 0.03 0.08 78.98 Average: 3 19.78 0.00 0.74 0.06 0.08 79.34