---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13219 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 716 10763 3 4509 14929 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:d6:ca:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79979sec preferred_lft 79979sec inet6 fe80::f816:3eff:fed6:caa1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:a3:07:c8:a0:23 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::b4a3:7ff:fec8:a023/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13219) 05/13/26 _x86_64_ (4 CPU) 11:30:24 LINUX RESTART (4 CPU) 11:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:02 76.87 21.36 52.50 3.01 319.58 5041.86 3513.43 12:00:25 14.99 1.06 13.17 0.76 14.33 359.86 594.96 12:10:09 15.57 0.14 14.81 0.62 7.27 638.90 584.99 12:20:01 16.40 0.04 15.61 0.76 1.64 430.90 480.93 12:30:10 4.72 0.02 4.54 0.16 0.87 119.57 59.96 12:40:12 5.56 0.04 5.32 0.20 2.06 139.76 59.76 12:50:01 4.73 0.00 4.55 0.18 0.31 139.04 102.35 13:00:14 20.59 0.07 4.89 15.63 1.41 138.77 206345.69 13:10:20 8.36 0.02 7.97 0.38 0.61 527.74 660.87 Average: 18.60 2.51 13.65 2.44 38.42 831.85 24043.18 11:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:02 636740 4088472 11843364 72.33 268576 3163028 12691288 72.85 2187708 12962160 956 12:00:25 3776972 7257988 8675824 52.99 270480 3190300 9456436 54.28 2237704 9779852 576 12:10:09 11720604 15320712 618512 3.78 275200 3304616 1384784 7.95 2279496 1821164 7160 12:20:01 7913188 11560396 4377140 26.73 277836 3349080 5198828 29.84 2284784 5601776 288 12:30:10 7819680 11481960 4455244 27.21 278648 3363348 5223896 29.99 2286448 5702332 172 12:40:12 6261148 9941104 5995252 36.62 279216 3380448 6756088 38.78 2288908 7247192 608 12:50:01 6318356 10017120 5919244 36.15 279632 3398840 6689360 38.40 2292220 7196456 408 13:00:14 7825224 11548104 4389348 26.81 280584 3422004 5191924 29.80 2299824 5681420 156 13:10:20 7488556 11333656 4603440 28.12 284428 3535684 5246292 30.11 2314532 5986276 364 Average: 6640052 10283279 5653041 34.53 277178 3345261 6426544 36.89 2274625 6886514 1188 11:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:02 lo 26.09 26.09 17.85 17.85 0.00 0.00 0.00 0.00 11:50:02 ens3 2.47 2.06 0.70 0.58 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:25 lo 39.95 39.95 17.67 17.67 0.00 0.00 0.00 0.00 12:00:25 ens3 1.80 1.21 0.42 0.31 0.00 0.00 0.00 0.00 12:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:09 lo 15.49 15.49 6.25 6.25 0.00 0.00 0.00 0.00 12:10:09 ens3 1.01 0.77 0.24 0.20 0.00 0.00 0.00 0.00 12:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 18.50 18.50 9.51 9.51 0.00 0.00 0.00 0.00 12:20:01 ens3 0.88 0.65 0.16 0.12 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:10 lo 20.73 20.73 8.87 8.87 0.00 0.00 0.00 0.00 12:30:10 ens3 0.85 0.58 0.23 0.17 0.00 0.00 0.00 0.00 12:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 lo 20.50 20.50 8.43 8.43 0.00 0.00 0.00 0.00 12:40:12 ens3 0.50 0.32 0.12 0.08 0.00 0.00 0.00 0.00 12:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 19.59 19.59 10.30 10.30 0.00 0.00 0.00 0.00 12:50:01 ens3 0.70 0.54 0.14 0.11 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:14 lo 11.84 11.84 6.92 6.92 0.00 0.00 0.00 0.00 13:00:14 ens3 0.61 0.44 0.16 0.12 0.00 0.00 0.00 0.00 13:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:20 lo 20.13 20.13 9.69 9.69 0.00 0.00 0.00 0.00 13:10:20 ens3 0.91 0.78 0.24 0.20 0.00 0.00 0.00 0.00 13:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.50 21.50 10.64 10.64 0.00 0.00 0.00 0.00 Average: ens3 1.08 0.82 0.27 0.21 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13219) 05/13/26 _x86_64_ (4 CPU) 11:30:24 LINUX RESTART (4 CPU) 11:40:05 CPU %user %nice %system %iowait %steal %idle 11:50:02 all 56.92 0.00 2.20 0.20 0.12 40.56 11:50:02 0 57.66 0.00 2.22 0.38 0.12 39.61 11:50:02 1 55.54 0.00 2.41 0.11 0.12 41.82 11:50:02 2 57.57 0.00 2.15 0.16 0.13 39.98 11:50:02 3 56.89 0.00 2.01 0.14 0.12 40.85 12:00:25 all 32.71 0.00 1.21 0.18 0.11 65.79 12:00:25 0 32.80 0.00 1.15 0.06 0.11 65.88 12:00:25 1 31.89 0.00 1.29 0.27 0.11 66.44 12:00:25 2 33.46 0.00 1.23 0.26 0.11 64.94 12:00:25 3 32.68 0.00 1.20 0.13 0.11 65.88 12:10:09 all 19.74 0.00 0.80 0.35 0.09 79.02 12:10:09 0 20.00 0.00 0.73 0.45 0.09 78.73 12:10:09 1 19.45 0.00 0.82 0.14 0.09 79.50 12:10:09 2 20.24 0.00 0.87 0.74 0.09 78.06 12:10:09 3 19.26 0.00 0.78 0.05 0.10 79.81 12:20:01 all 28.29 0.00 0.93 0.06 0.09 70.63 12:20:01 0 29.04 0.00 0.89 0.06 0.09 69.91 12:20:01 1 27.90 0.00 0.95 0.05 0.09 71.01 12:20:01 2 28.00 0.00 0.94 0.09 0.09 70.89 12:20:01 3 28.21 0.00 0.95 0.04 0.09 70.71 12:30:10 all 9.11 0.00 0.44 0.03 0.08 90.35 12:30:10 0 9.23 0.00 0.43 0.01 0.07 90.25 12:30:10 1 8.53 0.00 0.42 0.01 0.08 90.96 12:30:10 2 9.58 0.00 0.48 0.02 0.08 89.84 12:30:10 3 9.09 0.00 0.44 0.06 0.07 90.34 12:40:12 all 9.29 0.00 0.38 0.05 0.08 90.19 12:40:12 0 9.24 0.00 0.45 0.04 0.08 90.20 12:40:12 1 9.66 0.00 0.37 0.01 0.08 89.88 12:40:12 2 9.55 0.00 0.38 0.03 0.08 89.97 12:40:12 3 8.73 0.00 0.34 0.13 0.07 90.73 12:50:01 all 10.73 0.00 0.55 0.03 0.08 88.62 12:50:01 0 10.75 0.00 0.48 0.03 0.07 88.66 12:50:01 1 11.14 0.00 0.66 0.07 0.08 88.05 12:50:01 2 10.45 0.00 0.51 0.01 0.08 88.95 12:50:01 3 10.56 0.00 0.54 0.02 0.08 88.80 13:00:14 all 6.98 0.00 0.41 0.05 0.08 92.47 13:00:14 0 6.95 0.00 0.34 0.05 0.07 92.59 13:00:14 1 7.01 0.00 0.38 0.03 0.09 92.49 13:00:14 2 6.96 0.00 0.51 0.04 0.09 92.41 13:00:14 3 7.01 0.00 0.42 0.09 0.08 92.39 13:10:20 all 14.45 0.00 0.56 0.04 0.09 84.86 13:10:20 0 13.83 0.00 0.56 0.07 0.08 85.46 13:10:20 1 15.01 0.00 0.59 0.02 0.09 84.28 13:10:20 2 14.70 0.00 0.50 0.02 0.09 84.69 13:10:20 3 14.26 0.00 0.58 0.05 0.08 85.03 Average: all 20.89 0.00 0.83 0.11 0.09 78.08 Average: 0 21.04 0.00 0.81 0.13 0.09 77.94 Average: 1 20.66 0.00 0.88 0.08 0.09 78.29 Average: 2 21.14 0.00 0.84 0.15 0.09 77.78 Average: 3 20.73 0.00 0.81 0.08 0.09 78.29