---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-53189 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 708 10693 3 4587 14938 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:90:cb:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79066sec preferred_lft 79066sec inet6 fe80::f816:3eff:fe90:cb3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:64:9c:11:b9:2d 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::d064:9cff:fe11:b92d/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-53189) 03/26/26 _x86_64_ (4 CPU) 14:18:18 LINUX RESTART (4 CPU) 14:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:09 138.30 9.43 123.73 5.15 876.83 38049.14 12798.03 14:40:08 58.20 22.79 33.58 1.83 266.81 1923.33 1039.16 14:50:09 8.25 0.20 7.63 0.43 9.94 219.46 315.27 15:00:25 11.23 0.03 10.64 0.55 1.47 599.80 625.44 15:10:35 19.14 0.14 18.10 0.90 5.33 601.12 860.95 15:20:26 5.71 0.02 5.50 0.20 0.60 145.12 330.14 15:30:18 5.28 0.01 5.09 0.19 0.30 138.16 114.04 15:40:27 6.06 0.01 5.86 0.19 1.05 168.94 111.25 15:50:33 5.58 0.00 5.39 0.19 0.30 157.30 92.72 16:00:00 24.46 0.13 7.97 16.36 4.74 584.38 223455.73 16:10:04 8.20 0.01 7.82 0.37 0.62 325.02 847.97 Average: 26.37 2.98 21.07 2.32 106.32 3907.76 20771.78 14:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:09 158712 6652268 9271012 56.62 257196 6056484 11885048 68.22 2163596 13299052 1260 14:40:08 7023832 10378752 5556584 33.94 266960 3063932 8384816 48.13 2194056 6584280 3992 14:50:09 2421540 5792640 10140688 61.94 268252 3078632 11282624 64.76 2202180 11169596 80 15:00:25 9660812 13144704 2793072 17.06 272964 3186760 3616388 20.76 2232316 3924200 448 15:10:35 7996936 11572396 4364544 26.66 275960 3275400 5170388 29.68 2249584 5538048 48 15:20:26 7682452 11275012 4661548 28.47 276416 3292060 5392084 30.95 2250636 5851420 484 15:30:18 7823604 11433720 4502872 27.50 276896 3309132 5209576 29.90 2251820 5724072 48 15:40:27 6175196 9808072 6127816 37.43 277532 3331256 6836704 39.24 2253996 7369332 244 15:50:33 6198420 9854132 6081820 37.15 278296 3353332 6829608 39.20 2257548 7346724 588 16:00:00 8837152 12631692 3305832 20.19 284392 3480392 4885304 28.04 2272360 4697456 1420 16:10:04 7011720 10860056 5076448 31.00 285512 3532840 5939584 34.09 2291908 6480948 520 Average: 6453671 10309404 5625658 34.36 274580 3541838 6857466 39.36 2238182 7089557 830 14:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:09 lo 5.05 5.05 5.36 5.36 0.00 0.00 0.00 0.00 14:30:09 ens3 126.36 96.83 1822.82 11.90 0.00 0.00 0.00 0.00 14:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:08 lo 46.00 46.00 24.81 24.81 0.00 0.00 0.00 0.00 14:40:08 ens3 2.43 2.00 0.60 0.50 0.00 0.00 0.00 0.00 14:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:09 lo 28.86 28.86 12.06 12.06 0.00 0.00 0.00 0.00 14:50:09 ens3 0.97 0.69 0.24 0.17 0.00 0.00 0.00 0.00 14:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:25 lo 12.06 12.06 6.20 6.20 0.00 0.00 0.00 0.00 15:00:25 ens3 1.16 0.70 0.39 0.28 0.00 0.00 0.00 0.00 15:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:35 lo 13.19 13.19 7.46 7.46 0.00 0.00 0.00 0.00 15:10:35 ens3 0.93 0.74 0.19 0.14 0.00 0.00 0.00 0.00 15:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:26 lo 20.59 20.59 9.74 9.74 0.00 0.00 0.00 0.00 15:20:26 ens3 0.77 0.56 0.17 0.13 0.00 0.00 0.00 0.00 15:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:18 lo 10.61 10.61 3.75 3.75 0.00 0.00 0.00 0.00 15:30:18 ens3 0.42 0.25 0.08 0.05 0.00 0.00 0.00 0.00 15:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:27 lo 26.74 26.74 11.16 11.16 0.00 0.00 0.00 0.00 15:40:27 ens3 0.65 0.46 0.15 0.11 0.00 0.00 0.00 0.00 15:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:33 lo 13.16 13.16 7.66 7.66 0.00 0.00 0.00 0.00 15:50:33 ens3 0.59 0.42 0.13 0.10 0.00 0.00 0.00 0.00 15:50:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:00 lo 14.02 14.02 7.64 7.64 0.00 0.00 0.00 0.00 16:00:00 ens3 0.90 0.75 0.28 0.23 0.00 0.00 0.00 0.00 16:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:04 lo 23.72 23.72 11.64 11.64 0.00 0.00 0.00 0.00 16:10:04 ens3 0.83 0.69 0.16 0.14 0.00 0.00 0.00 0.00 16:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.47 19.47 9.78 9.78 0.00 0.00 0.00 0.00 Average: ens3 12.39 9.48 166.26 1.25 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-53189) 03/26/26 _x86_64_ (4 CPU) 14:18:18 LINUX RESTART (4 CPU) 14:20:08 CPU %user %nice %system %iowait %steal %idle 14:30:09 all 55.39 0.00 2.81 0.60 0.11 41.08 14:30:09 0 51.77 0.00 2.71 0.62 0.11 44.79 14:30:09 1 54.41 0.00 2.67 0.48 0.11 42.33 14:30:09 2 58.13 0.00 2.87 0.63 0.11 38.26 14:30:09 3 57.28 0.00 2.98 0.67 0.12 38.95 14:40:08 all 63.22 0.00 2.21 0.09 0.15 34.35 14:40:08 0 63.60 0.00 2.19 0.06 0.14 34.01 14:40:08 1 62.35 0.00 2.37 0.13 0.15 35.00 14:40:08 2 63.91 0.00 2.10 0.10 0.15 33.74 14:40:08 3 63.01 0.00 2.16 0.06 0.15 34.63 14:50:09 all 16.94 0.00 0.81 0.05 0.09 82.12 14:50:09 0 16.35 0.00 0.72 0.04 0.09 82.80 14:50:09 1 17.27 0.00 0.82 0.02 0.09 81.80 14:50:09 2 17.18 0.00 0.86 0.11 0.09 81.76 14:50:09 3 16.93 0.00 0.82 0.04 0.09 82.12 15:00:25 all 18.93 0.00 0.66 0.06 0.08 80.27 15:00:25 0 18.56 0.00 0.61 0.02 0.07 80.74 15:00:25 1 18.99 0.00 0.71 0.10 0.07 80.12 15:00:25 2 18.81 0.00 0.66 0.04 0.08 80.41 15:00:25 3 19.34 0.00 0.67 0.09 0.08 79.82 15:10:35 all 29.35 0.00 0.96 0.06 0.08 69.55 15:10:35 0 29.93 0.00 0.80 0.03 0.07 69.16 15:10:35 1 29.53 0.00 0.97 0.10 0.08 69.33 15:10:35 2 28.86 0.00 0.93 0.04 0.08 70.09 15:10:35 3 29.09 0.00 1.14 0.06 0.08 69.63 15:20:26 all 9.10 0.00 0.45 0.02 0.07 90.37 15:20:26 0 8.64 0.00 0.46 0.03 0.06 90.81 15:20:26 1 9.18 0.00 0.47 0.01 0.07 90.27 15:20:26 2 9.23 0.00 0.39 0.02 0.08 90.28 15:20:26 3 9.34 0.00 0.46 0.02 0.06 90.11 15:30:18 all 7.51 0.00 0.40 0.04 0.07 91.97 15:30:18 0 7.45 0.00 0.36 0.04 0.06 92.09 15:30:18 1 7.53 0.00 0.43 0.08 0.07 91.89 15:30:18 2 7.42 0.00 0.46 0.04 0.07 92.01 15:30:18 3 7.65 0.00 0.36 0.02 0.07 91.90 15:40:27 all 10.73 0.00 0.49 0.10 0.06 88.61 15:40:27 0 10.38 0.00 0.43 0.08 0.05 89.05 15:40:27 1 11.00 0.00 0.53 0.05 0.07 88.34 15:40:27 2 10.64 0.00 0.53 0.18 0.06 88.58 15:40:27 3 10.89 0.00 0.47 0.10 0.06 88.47 15:50:33 all 9.75 0.00 0.49 0.04 0.06 89.65 15:50:33 0 9.50 0.00 0.47 0.01 0.06 89.97 15:50:33 1 9.76 0.00 0.51 0.08 0.06 89.58 15:50:33 2 10.29 0.00 0.53 0.06 0.06 89.05 15:50:33 3 9.44 0.00 0.47 0.02 0.06 90.01 16:00:00 all 12.31 0.00 0.51 0.32 0.11 86.75 16:00:00 0 13.48 0.00 0.59 0.61 0.07 85.25 16:00:00 1 12.08 0.00 0.42 0.06 0.12 87.32 16:00:00 2 11.68 0.00 0.49 0.60 0.10 87.13 16:00:00 3 11.99 0.00 0.54 0.02 0.14 87.31 16:10:04 all 16.75 0.00 0.64 0.03 0.07 82.52 16:10:04 0 16.37 0.00 0.67 0.02 0.06 82.88 16:10:04 1 17.08 0.00 0.62 0.02 0.07 82.20 16:10:04 2 16.44 0.00 0.61 0.06 0.07 82.82 16:10:04 3 17.10 0.00 0.64 0.02 0.06 82.17 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.77 0.00 0.95 0.13 0.09 76.07 Average: 0 22.41 0.00 0.91 0.14 0.08 76.47 Average: 1 22.69 0.00 0.96 0.10 0.09 76.16 Average: 2 23.01 0.00 0.95 0.17 0.09 75.79 Average: 3 22.96 0.00 0.98 0.10 0.09 75.87