---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20622 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 697 12044 3 3247 14949 Swap: 1023 31 992 ---> 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:80:3f:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.2/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79318sec preferred_lft 79318sec inet6 fe80::f816:3eff:fe80:3f80/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:97:28:dc:f6:69 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::c897:28ff:fedc:f669/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-20622) 05/27/26 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:00 75.79 21.07 51.56 3.16 952.67 4930.56 3579.02 08:40:01 25.87 7.67 17.34 0.86 114.99 925.80 778.51 08:50:22 8.53 0.65 7.52 0.37 26.71 256.30 1304.47 09:00:22 15.15 0.57 13.94 0.65 13.47 625.71 903.11 09:10:01 17.24 0.82 15.65 0.76 30.23 540.57 696.27 09:20:22 6.93 1.16 5.55 0.22 26.95 147.35 63.67 09:30:22 5.46 0.71 4.57 0.18 19.93 150.81 73.05 09:40:01 9.18 3.84 5.14 0.19 145.58 163.44 102.95 09:50:22 8.02 0.04 7.62 0.36 0.93 423.69 129.70 10:00:09 7.01 0.29 6.48 0.24 7.03 292.95 42.60 10:10:01 7.51 2.04 5.22 0.25 142.55 198.05 101.20 Average: 16.92 3.52 12.75 0.66 133.83 785.19 707.89 08:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:00 6551536 8501984 7437668 45.43 262968 1792720 8694516 49.91 1206656 8169720 156520 08:40:01 5285784 7265724 8674176 52.98 265848 1818968 9498156 54.52 1288100 9342120 376 08:50:22 7817736 9825884 6114224 37.34 266968 1846092 7001300 40.19 1301148 6807268 176 09:00:22 11625084 13754096 2190804 13.38 272560 1960664 3038012 17.44 1356716 2953608 120 09:10:01 9930116 12141212 3803024 23.23 275068 2040208 4907332 28.17 1369808 4647252 312 09:20:22 9290940 11520796 4422736 27.01 275768 2058284 5232184 30.03 1379396 5269320 312 09:30:22 7819740 10072428 5870320 35.85 276380 2080492 6695372 38.43 1387828 6724340 216 09:40:01 7662488 9937940 6004828 36.68 276976 2102652 6764236 38.83 1432876 6838188 348 09:50:22 10096580 12497736 3446416 21.05 280664 2220992 4992384 28.66 1441816 4404420 31028 10:00:09 9007060 11437544 4505984 27.52 281768 2249064 5237072 30.06 1453088 5477720 104 10:10:01 12460180 15356276 589300 3.60 282996 2707052 1268468 7.28 1520748 1937424 392880 Average: 8867931 11119238 4823589 29.46 274360 2079744 5757185 33.05 1376198 5688307 52945 08:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:00 lo 27.60 27.60 22.04 22.04 0.00 0.00 0.00 0.00 08:30:00 ens3 5.32 2.15 1.24 0.75 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 46.31 46.31 18.38 18.38 0.00 0.00 0.00 0.00 08:40:01 ens3 2.84 2.06 0.48 1.54 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:22 lo 16.53 16.53 8.45 8.45 0.00 0.00 0.00 0.00 08:50:22 ens3 1.26 0.62 0.32 0.21 0.00 0.00 0.00 0.00 08:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:22 lo 8.65 8.65 4.36 4.36 0.00 0.00 0.00 0.00 09:00:22 ens3 1.02 0.70 0.27 0.21 0.00 0.00 0.00 0.00 09:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 17.63 17.63 8.16 8.16 0.00 0.00 0.00 0.00 09:10:01 ens3 1.05 0.76 0.27 0.20 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:22 lo 21.66 21.66 10.13 10.13 0.00 0.00 0.00 0.00 09:20:22 ens3 1.45 0.76 0.51 0.35 0.00 0.00 0.00 0.00 09:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:22 lo 26.43 26.43 11.18 11.18 0.00 0.00 0.00 0.00 09:30:22 ens3 1.03 0.59 0.31 0.21 0.00 0.00 0.00 0.00 09:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 17.04 17.04 9.70 9.70 0.00 0.00 0.00 0.00 09:40:01 ens3 6.02 3.81 3.82 2.60 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:22 lo 11.13 11.13 5.72 5.72 0.00 0.00 0.00 0.00 09:50:22 ens3 1.02 0.65 0.34 0.25 0.00 0.00 0.00 0.00 09:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:09 lo 10.48 10.48 6.14 6.14 0.00 0.00 0.00 0.00 10:00:09 ens3 1.13 0.55 0.37 0.25 0.00 0.00 0.00 0.00 10:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 33.44 33.44 12.98 12.98 0.00 0.00 0.00 0.00 10:10:01 ens3 1.55 1.26 0.59 0.37 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.53 21.53 10.65 10.65 0.00 0.00 0.00 0.00 Average: ens3 2.14 1.25 0.76 0.63 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-20622) 05/27/26 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:20:02 CPU %user %nice %system %iowait %steal %idle 08:30:00 all 61.71 0.00 2.39 0.26 0.14 35.50 08:30:00 0 62.20 0.00 2.24 0.16 0.13 35.26 08:30:00 1 61.45 0.00 2.59 0.29 0.14 35.54 08:30:00 2 61.69 0.00 2.41 0.44 0.14 35.31 08:30:00 3 61.49 0.00 2.34 0.14 0.14 35.89 08:40:01 all 34.10 0.00 1.36 0.14 0.14 64.25 08:40:01 0 33.11 0.00 1.35 0.13 0.14 65.26 08:40:01 1 34.09 0.00 1.36 0.07 0.14 64.34 08:40:01 2 34.42 0.00 1.36 0.16 0.14 63.92 08:40:01 3 34.78 0.00 1.38 0.19 0.15 63.49 08:50:22 all 16.80 0.00 0.88 0.04 0.13 82.15 08:50:22 0 16.73 0.00 0.88 0.04 0.12 82.23 08:50:22 1 17.10 0.00 0.88 0.06 0.13 81.82 08:50:22 2 17.32 0.00 0.91 0.02 0.13 81.63 08:50:22 3 16.07 0.00 0.85 0.03 0.12 82.92 09:00:22 all 18.30 0.00 0.76 0.06 0.11 80.77 09:00:22 0 18.07 0.00 0.70 0.06 0.10 81.06 09:00:22 1 18.30 0.00 0.80 0.04 0.11 80.75 09:00:22 2 17.94 0.00 0.76 0.09 0.11 81.11 09:00:22 3 18.89 0.00 0.80 0.04 0.10 80.18 09:10:01 all 26.93 0.00 0.90 0.06 0.11 72.01 09:10:01 0 26.93 0.00 0.88 0.04 0.10 72.04 09:10:01 1 26.66 0.00 0.96 0.03 0.11 72.25 09:10:01 2 27.09 0.00 0.90 0.10 0.11 71.80 09:10:01 3 27.03 0.00 0.85 0.07 0.11 71.95 09:20:22 all 9.89 0.00 0.50 0.03 0.10 89.47 09:20:22 0 9.37 0.00 0.40 0.02 0.09 90.12 09:20:22 1 10.03 0.00 0.62 0.02 0.11 89.22 09:20:22 2 10.12 0.00 0.53 0.06 0.12 89.17 09:20:22 3 10.04 0.00 0.46 0.03 0.10 89.37 09:30:22 all 10.34 0.00 0.54 0.03 0.11 88.97 09:30:22 0 10.21 0.00 0.48 0.01 0.10 89.21 09:30:22 1 10.06 0.00 0.63 0.06 0.11 89.14 09:30:22 2 10.40 0.00 0.59 0.03 0.12 88.86 09:30:22 3 10.71 0.00 0.48 0.02 0.10 88.69 09:40:01 all 10.55 0.00 0.54 0.07 0.11 88.73 09:40:01 0 10.53 0.00 0.49 0.04 0.11 88.83 09:40:01 1 10.34 0.00 0.62 0.11 0.11 88.81 09:40:01 2 10.55 0.00 0.56 0.05 0.11 88.73 09:40:01 3 10.76 0.00 0.51 0.07 0.11 88.55 09:50:22 all 10.43 0.00 0.50 0.04 0.11 88.92 09:50:22 0 10.23 0.00 0.54 0.02 0.10 89.11 09:50:22 1 10.59 0.00 0.45 0.05 0.11 88.80 09:50:22 2 9.89 0.00 0.52 0.03 0.11 89.46 09:50:22 3 11.03 0.00 0.49 0.07 0.10 88.30 10:00:09 all 9.52 0.00 0.43 0.05 0.11 89.90 10:00:09 0 9.86 0.00 0.37 0.05 0.10 89.62 10:00:09 1 9.90 0.00 0.49 0.06 0.11 89.44 10:00:09 2 9.23 0.00 0.46 0.06 0.12 90.13 10:00:09 3 9.08 0.00 0.40 0.02 0.10 90.41 10:10:01 all 11.54 0.00 0.61 0.06 0.11 87.68 10:10:01 0 11.36 0.00 0.52 0.03 0.11 87.97 10:10:01 1 11.82 0.00 0.66 0.04 0.11 87.36 10:10:01 2 11.16 0.00 0.65 0.07 0.12 88.00 10:10:01 3 11.82 0.00 0.60 0.08 0.11 87.39 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.95 0.00 0.86 0.07 0.12 79.00 Average: 0 19.81 0.00 0.80 0.06 0.11 79.22 Average: 1 19.97 0.00 0.91 0.08 0.12 78.92 Average: 2 19.93 0.00 0.88 0.10 0.12 78.97 Average: 3 20.09 0.00 0.83 0.07 0.11 78.90