---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23849 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 9.7G 68G 13% / 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 624 11338 4 4026 15022 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:31:66:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81311sec preferred_lft 81311sec inet6 fe80::f816:3eff:fe31:6606/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:65:b8:1d:aa: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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-23849) 06/05/26 _x86_64_ (4 CPU) 01:41:53 LINUX RESTART (4 CPU) 01:50:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:37 1.14 0.00 1.13 0.00 0.04 13.21 0.13 02:10:03 1.04 0.00 1.04 0.00 0.00 11.84 0.00 02:20:04 1.16 0.00 1.16 0.00 0.01 12.96 0.00 02:30:29 1.08 0.00 1.08 0.00 0.00 12.69 0.00 02:40:37 1.11 0.00 1.11 0.00 0.00 12.93 0.00 02:50:29 14.12 0.00 1.20 12.92 0.15 14.36 246081.08 03:00:00 53.91 4.50 47.80 1.60 276.37 4039.97 928.89 Average: 10.18 0.62 7.51 2.05 37.86 564.21 35062.40 01:50:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:37 13783628 15533180 485904 2.97 54076 1922448 1135472 6.52 193500 2148108 12 02:10:03 13785480 15535380 483660 2.95 54380 1922452 1135472 6.52 193808 2148896 228 02:20:04 13786104 15536512 482608 2.95 54760 1922584 1135472 6.52 194188 2149588 40 02:30:29 13785740 15536496 482496 2.95 55104 1922596 1135472 6.52 194516 2150356 16 02:40:37 13782220 15533504 485472 2.97 55520 1922740 1135600 6.52 194916 2155220 24 02:50:29 13775484 15532044 486864 2.97 56116 1927380 1135664 6.52 200252 2155284 24 03:00:00 11489316 14331952 1632908 9.97 115812 2902568 2055268 11.80 430180 4135228 22032 Average: 13455425 15362724 648559 3.96 63681 2063253 1266917 7.27 228766 2434669 3197 01:50:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:00:37 ens3 0.99 0.12 0.12 0.04 0.00 0.00 0.00 0.00 02:00:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 02:10:03 ens3 0.39 0.08 0.05 0.02 0.00 0.00 0.00 0.00 02:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:20:04 ens3 0.32 0.08 0.06 0.02 0.00 0.00 0.00 0.00 02:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:30:29 ens3 0.24 0.08 0.05 0.02 0.00 0.00 0.00 0.00 02:30:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:40:37 ens3 0.52 0.26 0.11 0.56 0.00 0.00 0.00 0.00 02:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:50:29 ens3 0.93 0.23 0.27 0.15 0.00 0.00 0.00 0.00 02:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:00 lo 0.56 0.56 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 89.85 68.66 794.13 14.51 0.00 0.00 0.00 0.00 03:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 12.79 9.52 108.79 2.10 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-4g-23849) 06/05/26 _x86_64_ (4 CPU) 01:41:53 LINUX RESTART (4 CPU) 01:50:27 CPU %user %nice %system %iowait %steal %idle 02:00:37 all 0.03 0.00 0.03 0.01 0.02 99.92 02:00:37 0 0.01 0.00 0.02 0.00 0.02 99.95 02:00:37 1 0.05 0.00 0.03 0.03 0.02 99.87 02:00:37 2 0.02 0.00 0.02 0.00 0.03 99.93 02:00:37 3 0.03 0.00 0.03 0.00 0.02 99.92 02:10:03 all 0.32 0.00 0.02 0.01 0.03 99.62 02:10:03 0 0.00 0.00 0.02 0.00 0.01 99.96 02:10:03 1 0.24 0.00 0.02 0.01 0.03 99.70 02:10:03 2 1.03 0.00 0.03 0.00 0.04 98.90 02:10:03 3 0.02 0.00 0.03 0.02 0.02 99.91 02:20:04 all 0.19 0.00 0.03 0.01 0.02 99.76 02:20:04 0 0.01 0.00 0.02 0.01 0.01 99.96 02:20:04 1 0.03 0.00 0.04 0.00 0.04 99.90 02:20:04 2 0.68 0.00 0.02 0.01 0.03 99.26 02:20:04 3 0.02 0.00 0.02 0.02 0.01 99.93 02:30:29 all 0.18 0.00 0.02 0.04 0.02 99.73 02:30:29 0 0.02 0.00 0.03 0.04 0.01 99.90 02:30:29 1 0.03 0.00 0.03 0.00 0.03 99.90 02:30:29 2 0.66 0.00 0.03 0.13 0.02 99.16 02:30:29 3 0.01 0.00 0.01 0.00 0.01 99.97 02:40:37 all 0.29 0.00 0.03 0.01 0.02 99.65 02:40:37 0 0.41 0.00 0.04 0.00 0.02 99.52 02:40:37 1 0.07 0.00 0.04 0.02 0.02 99.85 02:40:37 2 0.67 0.00 0.02 0.01 0.02 99.29 02:40:37 3 0.01 0.00 0.02 0.02 0.01 99.94 02:50:29 all 0.14 0.00 0.03 0.04 0.02 99.77 02:50:29 0 0.18 0.00 0.06 0.13 0.03 99.60 02:50:29 1 0.36 0.00 0.02 0.01 0.02 99.60 02:50:29 2 0.02 0.00 0.02 0.00 0.01 99.95 02:50:29 3 0.02 0.00 0.02 0.01 0.01 99.94 03:00:00 all 19.28 0.00 0.94 0.33 0.05 79.40 03:00:00 0 19.37 0.00 0.94 0.22 0.04 79.42 03:00:00 1 19.18 0.00 0.95 0.09 0.06 79.72 03:00:00 2 19.27 0.00 0.77 0.09 0.05 79.83 03:00:00 3 19.31 0.00 1.10 0.92 0.04 78.62 Average: all 2.80 0.00 0.15 0.06 0.02 96.96 Average: 0 2.74 0.00 0.15 0.06 0.02 97.03 Average: 1 2.73 0.00 0.16 0.02 0.03 97.06 Average: 2 3.07 0.00 0.13 0.03 0.03 96.74 Average: 3 2.66 0.00 0.17 0.14 0.02 97.02