---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-31514 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 9.3G 69G 12% / 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 639 11697 4 3652 15007 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:d6:c9:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81501sec preferred_lft 81501sec inet6 fe80::f816:3eff:fed6:c90d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:11:52:79:e6:19 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-31514) 06/29/26 _x86_64_ (4 CPU) 03:33:49 LINUX RESTART (4 CPU) 03:40:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:50:11 1.31 0.01 1.30 0.01 0.04 16.35 3.51 04:00:02 1.07 0.00 1.07 0.00 0.00 12.49 0.01 04:10:06 1.13 0.00 1.13 0.00 0.00 13.04 0.00 04:20:03 1.16 0.00 1.16 0.00 0.01 13.29 0.00 04:30:01 1.29 0.00 1.29 0.00 0.00 14.19 0.00 04:40:12 1.31 0.00 1.31 0.00 0.00 14.37 0.00 04:50:10 40.14 4.37 34.90 0.87 263.03 3999.80 2644.22 Average: 6.77 0.62 6.02 0.13 37.57 583.10 378.07 03:40:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:11 13530428 15511668 503392 3.07 58840 2147180 1147400 6.59 287912 2296296 188 04:00:02 13529676 15511400 503688 3.08 59180 2147316 1147464 6.59 288264 2301068 272 04:10:06 13528416 15510564 504580 3.08 59596 2147328 1147464 6.59 288672 2300908 256 04:20:03 13527408 15509904 505228 3.09 59920 2147340 1147464 6.59 289004 2300836 228 04:30:01 13527156 15510080 505008 3.08 60340 2147340 1147528 6.59 289420 2300824 168 04:40:12 13526652 15510000 505188 3.09 60688 2147420 1147528 6.59 289756 2300912 4 04:50:10 11477884 14533820 1429524 8.73 111628 3117284 1784320 10.24 505796 4064980 7196 Average: 13235374 15371062 636658 3.89 67170 2285887 1238453 7.11 319832 2552261 1187 03:40:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:50:11 ens3 1.08 0.10 0.14 0.04 0.00 0.00 0.00 0.00 03:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:00:02 ens3 0.57 0.48 0.09 0.58 0.00 0.00 0.00 0.00 04:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:10:06 ens3 0.21 0.09 0.04 0.02 0.00 0.00 0.00 0.00 04:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:20:03 ens3 0.22 0.09 0.05 0.02 0.00 0.00 0.00 0.00 04:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:30:01 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 04:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:40:12 ens3 0.25 0.09 0.06 0.04 0.00 0.00 0.00 0.00 04:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:10 lo 4.36 4.36 0.42 0.42 0.00 0.00 0.00 0.00 04:50:10 ens3 85.37 63.74 739.52 13.29 0.00 0.00 0.00 0.00 04:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 12.54 9.23 105.66 2.00 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-31514) 06/29/26 _x86_64_ (4 CPU) 03:33:49 LINUX RESTART (4 CPU) 03:40:27 CPU %user %nice %system %iowait %steal %idle 03:50:11 all 0.09 0.00 0.03 0.01 0.01 99.87 03:50:11 0 0.04 0.00 0.03 0.00 0.01 99.92 03:50:11 1 0.26 0.00 0.04 0.01 0.01 99.68 03:50:11 2 0.03 0.00 0.02 0.01 0.01 99.92 03:50:11 3 0.02 0.00 0.02 0.01 0.01 99.94 04:00:02 all 0.06 0.00 0.02 0.01 0.01 99.91 04:00:02 0 0.02 0.00 0.01 0.00 0.00 99.96 04:00:02 1 0.04 0.00 0.04 0.00 0.01 99.90 04:00:02 2 0.10 0.00 0.03 0.00 0.01 99.86 04:00:02 3 0.06 0.00 0.02 0.02 0.01 99.89 04:10:06 all 0.08 0.00 0.03 0.11 0.01 99.77 04:10:06 0 0.01 0.00 0.02 0.06 0.00 99.91 04:10:06 1 0.05 0.00 0.03 0.06 0.01 99.85 04:10:06 2 0.20 0.00 0.03 0.01 0.01 99.76 04:10:06 3 0.05 0.00 0.03 0.32 0.01 99.58 04:20:03 all 0.10 0.00 0.03 0.09 0.01 99.77 04:20:03 0 0.03 0.00 0.03 0.06 0.01 99.87 04:20:03 1 0.09 0.00 0.03 0.08 0.01 99.79 04:20:03 2 0.02 0.00 0.01 0.01 0.01 99.95 04:20:03 3 0.24 0.00 0.05 0.22 0.02 99.48 04:30:01 all 0.10 0.00 0.03 0.01 0.01 99.85 04:30:01 0 0.33 0.00 0.03 0.00 0.01 99.63 04:30:01 1 0.04 0.00 0.03 0.01 0.01 99.91 04:30:01 2 0.02 0.00 0.03 0.00 0.01 99.94 04:30:01 3 0.02 0.00 0.02 0.03 0.01 99.93 04:40:12 all 0.13 0.00 0.03 0.08 0.01 99.76 04:40:12 0 0.13 0.00 0.02 0.06 0.01 99.77 04:40:12 1 0.04 0.00 0.04 0.04 0.01 99.88 04:40:12 2 0.34 0.00 0.03 0.04 0.01 99.58 04:40:12 3 0.01 0.00 0.02 0.17 0.01 99.79 04:50:10 all 18.58 0.00 0.98 1.47 0.06 78.90 04:50:10 0 18.88 0.00 0.97 0.81 0.06 79.27 04:50:10 1 17.03 0.00 1.05 1.54 0.06 80.31 04:50:10 2 18.50 0.00 0.83 2.44 0.06 78.16 04:50:10 3 19.92 0.00 1.08 1.10 0.06 77.83 Average: all 2.73 0.00 0.16 0.25 0.02 96.84 Average: 0 2.77 0.00 0.16 0.14 0.02 96.91 Average: 1 2.50 0.00 0.18 0.25 0.02 97.05 Average: 2 2.74 0.00 0.14 0.36 0.02 96.74 Average: 3 2.89 0.00 0.18 0.27 0.02 96.64