---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-18266 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 700 12259 3 3029 14946 Swap: 1023 34 989 ---> 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:66:e1:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80795sec preferred_lft 80795sec inet6 fe80::f816:3eff:fe66:e1c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:49:54:3d:76:65 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::e849:54ff:fe3d:7665/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-18266) 05/22/26 _x86_64_ (4 CPU) 04:21:49 LINUX RESTART (4 CPU) 04:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:40:21 58.04 10.99 44.37 2.68 273.59 4007.40 1800.60 04:50:14 34.75 8.42 24.84 1.49 740.56 1809.53 1764.50 05:00:21 35.28 0.54 18.81 15.93 21.45 542.60 208261.72 05:10:21 5.52 0.09 5.28 0.14 1.60 127.87 56.03 05:20:21 6.67 0.04 6.33 0.29 2.45 210.29 133.57 05:30:21 6.26 0.11 5.98 0.18 2.37 153.60 215.36 05:40:07 5.57 0.02 5.31 0.24 0.57 289.08 72.01 05:50:21 9.40 0.12 8.97 0.30 2.99 420.90 369.32 Average: 20.35 2.56 15.11 2.68 130.25 955.97 26780.99 04:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:40:21 1992564 3395072 12541668 76.60 251008 1248540 13381764 76.81 1078204 12833952 404 04:50:14 9385872 11375684 4563788 27.87 266440 1819248 5296708 30.40 1271168 5245760 7148 05:00:21 9481736 11545728 4397640 26.86 271252 1888428 5238508 30.07 1292420 5148804 64 05:10:21 9184688 11262728 4680340 28.59 272068 1901672 5369504 30.82 1294340 5443908 100 05:20:21 7979872 10090156 5852372 35.74 273100 1932884 6727940 38.62 1298048 6637292 208 05:30:21 7906848 10037772 5904696 36.06 273740 1952884 6716744 38.55 1302080 6715368 184 05:40:07 13094736 15345680 599300 3.66 276928 2065248 1372644 7.88 1309952 1522612 61256 05:50:21 10462132 12761996 3181944 19.43 277768 2113012 4350432 24.97 1330616 4138176 22800 Average: 8686056 10726852 5215218 31.85 270288 1865240 6056780 34.77 1272104 5960734 11520 04:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:40:21 lo 31.14 31.14 22.10 22.10 0.00 0.00 0.00 0.00 04:40:21 ens3 2.06 1.75 0.60 0.50 0.00 0.00 0.00 0.00 04:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:14 lo 50.48 50.48 21.09 21.09 0.00 0.00 0.00 0.00 04:50:14 ens3 2.10 1.81 0.55 0.47 0.00 0.00 0.00 0.00 04:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:21 lo 14.51 14.51 7.87 7.87 0.00 0.00 0.00 0.00 05:00:21 ens3 1.09 0.93 0.26 0.21 0.00 0.00 0.00 0.00 05:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:21 lo 20.51 20.51 9.58 9.58 0.00 0.00 0.00 0.00 05:10:21 ens3 0.76 0.69 0.17 0.14 0.00 0.00 0.00 0.00 05:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:21 lo 27.83 27.83 10.88 10.88 0.00 0.00 0.00 0.00 05:20:21 ens3 0.60 0.52 0.12 0.09 0.00 0.00 0.00 0.00 05:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:21 lo 20.73 20.73 10.82 10.82 0.00 0.00 0.00 0.00 05:30:21 ens3 0.75 0.63 0.18 0.14 0.00 0.00 0.00 0.00 05:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:07 lo 15.35 15.35 8.39 8.39 0.00 0.00 0.00 0.00 05:40:07 ens3 0.87 0.74 0.26 0.21 0.00 0.00 0.00 0.00 05:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:21 lo 23.04 23.04 10.74 10.74 0.00 0.00 0.00 0.00 05:50:21 ens3 0.98 0.77 0.25 0.19 0.00 0.00 0.00 0.00 05:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 25.44 25.44 12.71 12.71 0.00 0.00 0.00 0.00 Average: ens3 1.15 0.98 0.30 0.24 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-18266) 05/22/26 _x86_64_ (4 CPU) 04:21:49 LINUX RESTART (4 CPU) 04:30:02 CPU %user %nice %system %iowait %steal %idle 04:40:21 all 58.96 0.00 2.24 0.13 0.11 38.56 04:40:21 0 58.64 0.00 2.11 0.06 0.11 39.07 04:40:21 1 59.59 0.00 2.14 0.12 0.11 38.05 04:40:21 2 58.93 0.00 2.36 0.14 0.11 38.46 04:40:21 3 58.70 0.00 2.35 0.19 0.11 38.65 04:50:14 all 42.47 0.00 1.62 0.17 0.10 55.64 04:50:14 0 41.69 0.00 1.72 0.10 0.10 56.39 04:50:14 1 42.82 0.00 1.56 0.07 0.10 55.45 04:50:14 2 42.55 0.00 1.66 0.22 0.11 55.46 04:50:14 3 42.82 0.00 1.54 0.28 0.10 55.27 05:00:21 all 30.16 0.00 0.99 0.26 0.08 68.51 05:00:21 0 30.43 0.00 1.04 0.12 0.08 68.33 05:00:21 1 29.96 0.00 0.98 0.26 0.08 68.71 05:00:21 2 30.07 0.00 0.85 0.26 0.08 68.74 05:00:21 3 30.19 0.00 1.07 0.41 0.08 68.25 05:10:21 all 9.14 0.00 0.40 0.03 0.05 90.38 05:10:21 0 8.74 0.00 0.36 0.03 0.05 90.82 05:10:21 1 9.50 0.00 0.37 0.02 0.05 90.05 05:10:21 2 9.22 0.00 0.42 0.03 0.06 90.27 05:10:21 3 9.10 0.00 0.43 0.03 0.05 90.39 05:20:21 all 16.19 0.00 0.73 0.03 0.07 82.98 05:20:21 0 15.33 0.00 0.70 0.01 0.06 83.89 05:20:21 1 16.40 0.00 0.80 0.03 0.07 82.71 05:20:21 2 16.60 0.00 0.70 0.05 0.06 82.59 05:20:21 3 16.43 0.00 0.71 0.04 0.07 82.74 05:30:21 all 11.39 0.00 0.46 0.02 0.06 88.06 05:30:21 0 10.86 0.00 0.44 0.03 0.06 88.62 05:30:21 1 11.26 0.00 0.50 0.01 0.07 88.16 05:30:21 2 11.63 0.00 0.42 0.02 0.07 87.87 05:30:21 3 11.82 0.00 0.49 0.04 0.07 87.59 05:40:07 all 8.57 0.00 0.41 0.03 0.06 90.93 05:40:07 0 8.38 0.00 0.35 0.05 0.05 91.17 05:40:07 1 8.52 0.00 0.44 0.02 0.06 90.96 05:40:07 2 9.58 0.00 0.49 0.02 0.06 89.85 05:40:07 3 7.82 0.00 0.37 0.01 0.05 91.74 05:50:21 all 18.11 0.00 0.77 0.06 0.07 80.99 05:50:21 0 18.72 0.00 0.73 0.07 0.07 80.41 05:50:21 1 18.33 0.00 0.81 0.06 0.07 80.74 05:50:21 2 17.47 0.00 0.84 0.04 0.07 81.58 05:50:21 3 17.93 0.00 0.72 0.06 0.07 81.22 Average: all 24.52 0.00 0.96 0.09 0.08 74.35 Average: 0 24.26 0.00 0.94 0.06 0.07 74.67 Average: 1 24.70 0.00 0.96 0.08 0.08 74.19 Average: 2 24.65 0.00 0.97 0.10 0.08 74.20 Average: 3 24.49 0.00 0.96 0.13 0.08 74.34