---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11147 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 10G 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 630 10894 4 4464 15016 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:a8:a5:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80507sec preferred_lft 80507sec inet6 fe80::f816:3eff:fea8:a579/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:a4:38:37:27:32 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-11147) 05/05/26 _x86_64_ (4 CPU) 17:47:58 LINUX RESTART (4 CPU) 17:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:00 3.37 0.10 3.00 0.28 4.47 259.60 324.49 18:10:00 0.87 0.00 0.86 0.00 0.04 12.15 0.19 18:20:00 13.01 11.89 1.12 0.00 132.35 26.15 0.11 18:30:00 0.91 0.00 0.91 0.00 0.00 11.95 0.00 18:40:00 1.02 0.02 1.00 0.00 1.64 13.01 0.04 18:50:00 13.86 0.00 1.06 12.79 0.15 13.32 242770.55 19:00:00 0.89 0.00 0.89 0.00 0.00 12.17 0.07 19:10:00 31.19 1.32 29.45 0.41 96.77 1033.32 381.41 19:20:00 20.66 3.47 16.21 0.99 180.06 3949.93 2564.59 Average: 9.53 1.87 6.06 1.61 46.16 592.39 27337.98 17:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:00 13659276 15504472 511740 3.13 56784 2014432 1139776 6.54 224632 2230824 8 18:10:00 13658784 15504556 511760 3.13 57212 2014560 1161260 6.67 225080 2232036 4 18:20:00 13611344 15506552 502060 3.07 60080 2054112 1139840 6.54 262840 2237040 4 18:30:00 13611096 15506836 501860 3.07 60464 2054252 1139840 6.54 263224 2237560 8 18:40:00 13604600 15501160 507596 3.10 60768 2054748 1139904 6.54 263740 2244132 4 18:50:00 13598552 15500528 508124 3.10 61400 2059512 1139968 6.54 269056 2244276 8 19:00:00 13598300 15500592 508064 3.10 61696 2059524 1140028 6.54 269352 2244308 8 19:10:00 13032828 15355968 628436 3.84 90072 2431160 1232748 7.08 367084 2668512 191908 19:20:00 10040576 13595796 2362904 14.43 144280 3526740 2846956 16.34 663788 5279592 231016 Average: 13157262 15275162 726949 4.44 72528 2252116 1342258 7.70 312088 2624253 46996 17:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:00 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 18:00:00 ens3 4.54 1.72 84.67 0.17 0.00 0.00 0.00 0.00 18:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:00 ens3 0.20 0.08 0.04 0.02 0.00 0.00 0.00 0.00 18:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:20:00 ens3 0.20 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:30:00 ens3 0.20 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:40:00 ens3 0.49 0.43 0.09 0.53 0.00 0.00 0.00 0.00 18:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:00 ens3 0.19 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:00 ens3 0.24 0.12 0.07 0.04 0.00 0.00 0.00 0.00 19:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:00 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 19:10:00 ens3 29.95 21.41 207.68 5.19 0.00 0.00 0.00 0.00 19:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:00 lo 217.98 217.98 207.05 207.05 0.00 0.00 0.00 0.00 19:20:00 ens3 116.55 90.44 886.18 18.57 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.32 24.32 23.01 23.01 0.00 0.00 0.00 0.00 Average: ens3 16.95 12.72 130.98 2.73 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-11147) 05/05/26 _x86_64_ (4 CPU) 17:47:58 LINUX RESTART (4 CPU) 17:50:00 CPU %user %nice %system %iowait %steal %idle 18:00:00 all 0.30 0.00 0.13 0.05 0.01 99.51 18:00:00 0 0.21 0.00 0.07 0.01 0.01 99.70 18:00:00 1 0.09 0.00 0.09 0.01 0.01 99.80 18:00:00 2 0.27 0.00 0.26 0.01 0.02 99.44 18:00:00 3 0.62 0.00 0.10 0.16 0.01 99.11 18:10:00 all 0.20 0.00 0.03 0.01 0.01 99.76 18:10:00 0 0.02 0.00 0.02 0.02 0.01 99.94 18:10:00 1 0.04 0.00 0.04 0.00 0.02 99.90 18:10:00 2 0.03 0.00 0.02 0.00 0.01 99.94 18:10:00 3 0.72 0.00 0.02 0.00 0.01 99.24 18:20:00 all 0.10 0.08 0.04 0.07 0.01 99.70 18:20:00 0 0.01 0.00 0.02 0.04 0.01 99.93 18:20:00 1 0.02 0.00 0.04 0.00 0.01 99.92 18:20:00 2 0.02 0.31 0.09 0.23 0.01 99.33 18:20:00 3 0.35 0.00 0.03 0.00 0.01 99.60 18:30:00 all 0.15 0.00 0.03 0.01 0.01 99.80 18:30:00 0 0.02 0.00 0.01 0.02 0.01 99.94 18:30:00 1 0.03 0.00 0.03 0.00 0.01 99.94 18:30:00 2 0.02 0.00 0.04 0.00 0.01 99.93 18:30:00 3 0.55 0.00 0.03 0.00 0.02 99.40 18:40:00 all 0.13 0.00 0.03 0.01 0.01 99.82 18:40:00 0 0.01 0.00 0.02 0.02 0.01 99.94 18:40:00 1 0.08 0.00 0.04 0.00 0.02 99.86 18:40:00 2 0.07 0.00 0.03 0.00 0.02 99.88 18:40:00 3 0.38 0.00 0.02 0.00 0.01 99.60 18:50:00 all 0.08 0.00 0.03 0.02 0.01 99.86 18:50:00 0 0.01 0.00 0.03 0.07 0.01 99.89 18:50:00 1 0.04 0.00 0.03 0.00 0.02 99.92 18:50:00 2 0.05 0.00 0.02 0.02 0.01 99.90 18:50:00 3 0.24 0.00 0.02 0.00 0.01 99.72 19:00:00 all 0.11 0.00 0.03 0.01 0.01 99.84 19:00:00 0 0.02 0.00 0.03 0.00 0.01 99.94 19:00:00 1 0.03 0.00 0.04 0.00 0.02 99.90 19:00:00 2 0.01 0.00 0.02 0.01 0.01 99.96 19:00:00 3 0.39 0.00 0.03 0.01 0.01 99.56 19:10:00 all 2.00 0.00 0.23 0.20 0.02 97.55 19:10:00 0 2.23 0.00 0.25 0.39 0.02 97.11 19:10:00 1 2.13 0.00 0.26 0.07 0.02 97.52 19:10:00 2 1.55 0.00 0.25 0.32 0.02 97.87 19:10:00 3 2.10 0.00 0.16 0.03 0.01 97.69 19:20:00 all 45.01 0.00 1.58 0.07 0.07 53.27 19:20:00 0 46.54 0.00 1.48 0.09 0.08 51.81 19:20:00 1 45.96 0.00 1.67 0.10 0.07 52.20 19:20:00 2 44.47 0.00 1.55 0.05 0.07 53.85 19:20:00 3 43.07 0.00 1.62 0.05 0.07 55.20 Average: all 5.34 0.01 0.23 0.05 0.02 94.35 Average: 0 5.44 0.00 0.21 0.07 0.02 94.26 Average: 1 5.37 0.00 0.25 0.02 0.02 94.34 Average: 2 5.16 0.03 0.25 0.07 0.02 94.46 Average: 3 5.37 0.00 0.22 0.03 0.02 94.36