---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-26447 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: 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 701 12489 3 2798 14945 Swap: 1023 35 988 ---> 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:6b:a0:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80410sec preferred_lft 80410sec inet6 fe80::f816:3eff:fe6b:a05c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:ff:36:28:58:00 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::38ff:36ff:fe28:5800/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-26447) 06/10/26 _x86_64_ (4 CPU) 12:21:47 LINUX RESTART (4 CPU) 12:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:12 78.75 25.14 50.87 2.75 1087.09 5495.46 3357.22 12:50:06 14.61 0.73 13.13 0.75 18.62 627.73 915.28 13:00:05 19.63 4.73 14.33 0.57 75.51 407.39 363.27 13:10:05 10.86 0.75 9.66 0.44 17.78 293.40 187.51 13:20:12 4.75 0.21 4.39 0.15 7.75 123.69 37.80 13:30:03 5.92 0.27 5.49 0.16 9.08 152.13 62.48 13:40:12 6.48 0.28 6.02 0.17 6.40 157.72 65.38 13:50:12 13.28 0.59 12.21 0.47 20.95 671.53 237.05 14:00:12 5.62 0.37 5.08 0.17 9.97 168.87 109.52 Average: 17.83 3.70 13.50 0.63 140.39 904.91 595.24 12:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:12 4284992 5932980 10009448 61.13 265684 1526808 12253840 70.34 1000804 10673768 1192 12:50:06 9680292 11439976 4503960 27.51 270296 1628612 5297764 30.41 1054268 5229340 6352 13:00:05 12576324 14390284 1557688 9.51 272316 1680872 2980748 17.11 1082684 2331124 9376 13:10:05 9627120 11473440 4473244 27.32 274304 1711240 5296852 30.40 1091216 5264920 256 13:20:12 9397016 11259472 4687088 28.63 275060 1726608 5435768 31.20 1094968 5487800 324 13:30:03 13469536 15366508 581968 3.55 275548 1760624 1377564 7.91 1102016 1407984 16540 13:40:12 7827688 9727688 6217876 37.98 276148 1763052 6981452 40.07 1104676 7043968 76 13:50:12 9351480 11405772 4540760 27.73 280700 1906412 5315828 30.51 1124828 5500272 488 14:00:12 8313128 10393740 5552176 33.91 281304 1932052 6174584 35.44 1138776 6498084 608 Average: 9391953 11265540 4680468 28.59 274596 1737364 5679378 32.60 1088248 5493029 3912 12:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:12 lo 28.04 28.04 20.73 20.73 0.00 0.00 0.00 0.00 12:40:12 ens3 2.53 2.16 1.26 0.63 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 12:50:06 lo 36.59 36.59 14.60 14.60 0.00 0.00 0.00 0.00 12:50:06 ens3 1.31 1.16 0.34 0.32 0.00 0.00 0.00 0.00 12:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:05 lo 12.50 12.50 4.95 4.95 0.00 0.00 0.00 0.00 13:00:05 ens3 1.24 1.42 0.20 0.89 0.00 0.00 0.00 0.00 13:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:05 lo 18.69 18.69 10.37 10.37 0.00 0.00 0.00 0.00 13:10:05 ens3 1.05 0.88 0.20 0.52 0.00 0.00 0.00 0.00 13:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:12 lo 24.17 24.17 8.97 8.97 0.00 0.00 0.00 0.00 13:20:12 ens3 0.59 0.44 0.12 0.09 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 24.59 24.59 11.22 11.22 0.00 0.00 0.00 0.00 13:30:03 ens3 0.63 0.50 0.13 0.10 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:12 lo 17.50 17.50 10.34 10.34 0.00 0.00 0.00 0.00 13:40:12 ens3 0.68 0.49 0.16 0.12 0.00 0.00 0.00 0.00 13:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:12 lo 13.98 13.98 8.26 8.26 0.00 0.00 0.00 0.00 13:50:12 ens3 0.82 0.68 0.22 0.17 0.00 0.00 0.00 0.00 13:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:12 lo 30.08 30.08 11.85 11.85 0.00 0.00 0.00 0.00 14:00:12 ens3 0.85 0.73 0.22 0.17 0.00 0.00 0.00 0.00 14:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.89 22.89 11.26 11.26 0.00 0.00 0.00 0.00 Average: ens3 1.08 0.94 0.32 0.34 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-26447) 06/10/26 _x86_64_ (4 CPU) 12:21:47 LINUX RESTART (4 CPU) 12:30:05 CPU %user %nice %system %iowait %steal %idle 12:40:12 all 62.78 0.00 2.34 3.28 0.11 31.49 12:40:12 0 64.47 0.00 2.37 4.57 0.11 28.47 12:40:12 1 61.67 0.00 2.44 2.90 0.11 32.88 12:40:12 2 62.91 0.00 2.28 2.43 0.11 32.27 12:40:12 3 62.06 0.00 2.27 3.24 0.11 32.32 12:50:06 all 25.00 0.00 1.12 0.11 0.11 73.67 12:50:06 0 25.26 0.00 1.11 0.09 0.10 73.44 12:50:06 1 25.15 0.00 1.02 0.08 0.11 73.64 12:50:06 2 24.73 0.00 1.20 0.07 0.11 73.90 12:50:06 3 24.85 0.00 1.14 0.19 0.11 73.71 13:00:05 all 23.24 0.00 0.85 0.18 0.09 75.63 13:00:05 0 23.17 0.00 0.94 0.08 0.09 75.72 13:00:05 1 23.48 0.00 0.78 0.09 0.09 75.55 13:00:05 2 23.59 0.00 0.89 0.45 0.09 74.98 13:00:05 3 22.73 0.00 0.80 0.11 0.09 76.27 13:10:05 all 19.39 0.00 0.64 0.06 0.08 79.83 13:10:05 0 18.80 0.00 0.67 0.03 0.08 80.42 13:10:05 1 19.45 0.00 0.71 0.00 0.08 79.75 13:10:05 2 19.75 0.00 0.64 0.11 0.08 79.42 13:10:05 3 19.56 0.00 0.54 0.08 0.08 79.74 13:20:12 all 8.33 0.00 0.38 0.05 0.07 91.17 13:20:12 0 8.44 0.00 0.36 0.04 0.07 91.09 13:20:12 1 8.49 0.00 0.36 0.04 0.07 91.03 13:20:12 2 8.45 0.00 0.37 0.04 0.08 91.05 13:20:12 3 7.94 0.00 0.43 0.06 0.07 91.49 13:30:03 all 10.51 0.00 0.51 0.12 0.07 88.79 13:30:03 0 10.50 0.00 0.47 0.04 0.07 88.92 13:30:03 1 10.29 0.00 0.50 0.11 0.07 89.03 13:30:03 2 10.77 0.00 0.51 0.18 0.07 88.47 13:30:03 3 10.49 0.00 0.57 0.14 0.07 88.74 13:40:12 all 9.78 0.00 0.42 0.12 0.07 89.61 13:40:12 0 9.84 0.00 0.40 0.20 0.07 89.48 13:40:12 1 10.24 0.00 0.45 0.08 0.08 89.15 13:40:12 2 9.11 0.00 0.39 0.05 0.07 90.38 13:40:12 3 9.93 0.00 0.43 0.15 0.08 89.41 13:50:12 all 19.39 0.00 0.72 0.10 0.08 79.71 13:50:12 0 19.16 0.00 0.70 0.16 0.08 79.90 13:50:12 1 20.16 0.00 0.77 0.05 0.08 78.94 13:50:12 2 18.74 0.00 0.81 0.12 0.08 80.25 13:50:12 3 19.51 0.00 0.60 0.07 0.08 79.74 14:00:12 all 10.27 0.00 0.46 0.12 0.08 89.07 14:00:12 0 10.11 0.00 0.47 0.06 0.07 89.29 14:00:12 1 10.93 0.00 0.44 0.06 0.09 88.49 14:00:12 2 10.05 0.00 0.52 0.31 0.09 89.03 14:00:12 3 9.98 0.00 0.41 0.06 0.08 89.48 Average: all 21.00 0.00 0.83 0.46 0.08 77.63 Average: 0 21.12 0.00 0.83 0.59 0.08 77.38 Average: 1 21.12 0.00 0.83 0.38 0.09 77.58 Average: 2 20.93 0.00 0.84 0.42 0.09 77.72 Average: 3 20.82 0.00 0.80 0.46 0.08 77.84