---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32644 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 17G 62G 21% / 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 12746 4 2545 14949 Swap: 1023 29 994 ---> 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:cc:d9:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81061sec preferred_lft 81061sec inet6 fe80::f816:3eff:fecc:d9ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:07:11:00:f5:81 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::9807:11ff:fe00:f581/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32644) 07/03/26 _x86_64_ (4 CPU) 12:41:12 LINUX RESTART (4 CPU) 12:50:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:19 59.80 23.45 34.61 1.74 1036.66 2043.76 1486.96 13:10:01 20.13 2.13 17.19 0.81 44.43 603.85 685.76 13:20:28 11.70 0.63 10.63 0.45 26.37 254.57 222.01 13:30:28 5.22 0.22 4.83 0.17 8.43 117.77 65.56 13:40:01 5.79 0.37 5.24 0.19 10.14 137.80 55.49 13:50:28 5.20 0.26 4.77 0.17 8.86 127.84 47.79 14:00:03 12.71 0.89 11.28 0.54 25.27 636.58 250.64 Average: 17.11 3.96 12.58 0.58 164.41 554.54 398.18 12:50:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:19 6586648 8261132 7681296 46.91 248964 1552104 9148468 52.51 1026732 8338000 57284 13:10:01 11278760 12994772 2950360 18.02 251664 1590644 3773976 21.66 1069624 3614780 236 13:20:28 9590456 11337960 4608436 28.15 253888 1619892 5375912 30.86 1081196 5299388 256 13:30:28 9508708 11268720 4677600 28.57 254736 1631516 5451008 31.29 1085304 5360908 184 13:40:01 8024556 9799536 6145944 37.54 255356 1645856 6923708 39.74 1090252 6840096 592 13:50:28 8033180 9823664 6121716 37.39 255956 1660764 6935844 39.81 1096568 6834112 268 14:00:03 9352840 11277380 4668908 28.52 259956 1785384 5399032 30.99 1119800 5490860 380 Average: 8910735 10680452 5264894 32.16 254360 1640880 6143993 35.27 1081354 5968306 8457 12:50:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:19 lo 38.79 38.79 23.17 23.17 0.00 0.00 0.00 0.00 13:00:19 ens3 2.48 2.23 0.58 1.19 0.00 0.00 0.00 0.00 13:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 35.39 35.39 13.36 13.36 0.00 0.00 0.00 0.00 13:10:01 ens3 1.48 1.25 0.30 0.55 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:28 lo 16.43 16.43 9.03 9.03 0.00 0.00 0.00 0.00 13:20:28 ens3 0.83 0.62 0.18 0.14 0.00 0.00 0.00 0.00 13:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:28 lo 22.38 22.38 8.81 8.81 0.00 0.00 0.00 0.00 13:30:28 ens3 0.66 0.49 0.13 0.10 0.00 0.00 0.00 0.00 13:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 26.68 26.68 11.72 11.72 0.00 0.00 0.00 0.00 13:40:01 ens3 0.69 0.49 0.16 0.11 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:28 lo 16.04 16.04 9.66 9.66 0.00 0.00 0.00 0.00 13:50:28 ens3 0.67 0.67 0.13 0.11 0.00 0.00 0.00 0.00 13:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:03 lo 19.55 19.55 10.72 10.72 0.00 0.00 0.00 0.00 14:00:03 ens3 1.08 0.90 0.31 0.25 0.00 0.00 0.00 0.00 14:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.87 24.87 12.30 12.30 0.00 0.00 0.00 0.00 Average: ens3 1.12 0.95 0.25 0.35 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-32644) 07/03/26 _x86_64_ (4 CPU) 12:41:12 LINUX RESTART (4 CPU) 12:50:28 CPU %user %nice %system %iowait %steal %idle 13:00:19 all 54.91 0.00 1.96 0.17 0.10 42.86 13:00:19 0 55.91 0.00 1.92 0.10 0.10 41.96 13:00:19 1 55.04 0.00 1.85 0.20 0.10 42.81 13:00:19 2 54.67 0.00 1.99 0.24 0.10 43.00 13:00:19 3 54.01 0.00 2.10 0.12 0.10 43.67 13:10:01 all 30.51 0.00 1.10 0.06 0.09 68.24 13:10:01 0 29.90 0.00 1.09 0.04 0.08 68.88 13:10:01 1 30.90 0.00 1.14 0.06 0.09 67.82 13:10:01 2 30.75 0.00 1.15 0.03 0.09 67.98 13:10:01 3 30.50 0.00 1.04 0.09 0.08 68.28 13:20:28 all 20.59 0.00 0.74 0.04 0.08 78.55 13:20:28 0 20.88 0.00 0.61 0.02 0.07 78.42 13:20:28 1 20.84 0.00 0.79 0.04 0.08 78.26 13:20:28 2 20.36 0.00 0.82 0.03 0.08 78.71 13:20:28 3 20.28 0.00 0.74 0.07 0.08 78.83 13:30:28 all 8.73 0.00 0.51 0.02 0.07 90.66 13:30:28 0 8.80 0.00 0.40 0.01 0.06 90.73 13:30:28 1 8.91 0.00 0.54 0.01 0.07 90.47 13:30:28 2 8.44 0.00 0.55 0.03 0.07 90.91 13:30:28 3 8.77 0.00 0.57 0.05 0.07 90.54 13:40:01 all 10.89 0.00 0.57 0.02 0.07 88.45 13:40:01 0 11.27 0.00 0.54 0.01 0.07 88.11 13:40:01 1 11.06 0.00 0.60 0.01 0.07 88.25 13:40:01 2 10.28 0.00 0.60 0.05 0.08 88.99 13:40:01 3 10.92 0.00 0.55 0.01 0.07 88.45 13:50:28 all 9.23 0.00 0.41 0.02 0.07 90.27 13:50:28 0 9.14 0.00 0.35 0.02 0.07 90.42 13:50:28 1 9.23 0.00 0.41 0.03 0.07 90.27 13:50:28 2 9.34 0.00 0.47 0.03 0.08 90.09 13:50:28 3 9.20 0.00 0.39 0.02 0.07 90.32 14:00:03 all 20.71 0.00 0.78 0.05 0.08 78.38 14:00:03 0 19.79 0.00 0.76 0.02 0.07 79.36 14:00:03 1 22.37 0.00 0.80 0.02 0.07 76.73 14:00:03 2 20.30 0.00 0.87 0.12 0.08 78.64 14:00:03 3 20.39 0.00 0.70 0.03 0.07 78.81 Average: all 22.09 0.00 0.86 0.05 0.08 76.92 Average: 0 22.12 0.00 0.80 0.03 0.08 76.97 Average: 1 22.47 0.00 0.87 0.05 0.08 76.52 Average: 2 21.89 0.00 0.92 0.07 0.08 77.04 Average: 3 21.87 0.00 0.86 0.06 0.08 77.13