---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6101 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 11G 67G 14% / 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 643 10455 4 4890 15001 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:8c:0a:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79449sec preferred_lft 79449sec inet6 fe80::f816:3eff:fe8c:a05/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:77:65:30:e8:fe 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6101) 09/08/26 _x86_64_ (4 CPU) 17:40:57 LINUX RESTART (4 CPU) 17:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:09 1.32 0.01 1.30 0.01 0.04 16.15 0.51 18:10:09 1.28 0.00 1.27 0.01 0.00 15.37 0.07 18:20:09 1.22 0.00 1.21 0.01 0.01 14.43 0.05 18:30:09 1.31 0.00 1.30 0.01 0.00 15.64 0.07 18:40:09 1.23 0.00 1.22 0.01 0.00 14.49 0.05 18:50:09 1.33 0.00 1.32 0.01 0.00 15.93 0.07 19:00:09 14.14 0.00 1.36 12.77 0.15 16.64 242414.13 19:10:09 1.24 0.00 1.23 0.01 0.00 15.23 0.05 19:20:09 1.30 0.00 1.29 0.01 0.00 15.37 0.07 19:30:09 42.95 4.67 36.83 1.45 271.63 4874.85 5006.88 Average: 6.73 0.47 4.84 1.43 27.18 501.41 24742.19 17:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:09 13604280 15515152 500964 3.06 55900 2081752 1170680 6.72 257536 2242208 200 18:10:09 13604032 15515284 500924 3.06 56308 2081760 1170680 6.72 257948 2242836 44 18:20:09 13603024 15514704 501368 3.06 56720 2081768 1170680 6.72 258360 2244156 36 18:30:09 13609132 15521252 494808 3.02 57136 2081784 1170680 6.72 258784 2244360 212 18:40:09 13608628 15521228 494884 3.02 57528 2081864 1170680 6.72 259176 2246176 228 18:50:09 13608380 15521660 494456 3.02 57944 2082120 1171204 6.72 259584 2250460 44 19:00:09 13603340 15522096 493996 3.02 58600 2086924 1171268 6.72 265036 2250556 64 19:10:09 13602836 15522048 494044 3.02 59036 2086940 1171332 6.72 265472 2250772 184 19:20:09 13602332 15521944 494120 3.02 59428 2086944 1171332 6.72 265864 2250648 204 19:30:09 10359744 13782152 2178604 13.31 123656 3452184 2546368 14.62 603360 5047216 173872 Average: 13280573 15345752 664817 4.06 64226 2220404 1308490 7.51 295112 2526939 17509 17:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:09 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 18:00:09 ens3 0.36 0.12 0.07 0.04 0.00 0.00 0.00 0.00 18:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:09 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 18:10:09 ens3 0.31 0.08 0.04 0.02 0.00 0.00 0.00 0.00 18:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:09 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:20:09 ens3 0.38 0.13 0.08 0.05 0.00 0.00 0.00 0.00 18:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:09 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 18:30:09 ens3 0.30 0.11 0.07 0.05 0.00 0.00 0.00 0.00 18:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:09 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:40:09 ens3 0.23 0.08 0.04 0.02 0.00 0.00 0.00 0.00 18:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:09 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:50:09 ens3 0.34 0.21 0.04 0.54 0.00 0.00 0.00 0.00 18:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:09 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 19:00:09 ens3 0.24 0.11 0.06 0.04 0.00 0.00 0.00 0.00 19:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:09 lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 19:10:09 ens3 0.24 0.10 0.06 0.04 0.00 0.00 0.00 0.00 19:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:09 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 19:20:09 ens3 0.30 0.14 0.08 0.05 0.00 0.00 0.00 0.00 19:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:09 lo 373.34 373.34 355.51 355.51 0.00 0.00 0.00 0.00 19:30:09 ens3 134.24 100.10 1093.37 16.77 0.00 0.00 0.00 0.00 19:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 37.39 37.39 35.55 35.55 0.00 0.00 0.00 0.00 Average: ens3 13.69 10.12 109.39 1.76 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6101) 09/08/26 _x86_64_ (4 CPU) 17:40:57 LINUX RESTART (4 CPU) 17:50:09 CPU %user %nice %system %iowait %steal %idle 18:00:09 all 0.15 0.00 0.02 0.01 0.00 99.82 18:00:09 0 0.02 0.00 0.02 0.00 0.00 99.96 18:00:09 1 0.03 0.00 0.03 0.00 0.00 99.93 18:00:09 2 0.33 0.00 0.03 0.02 0.00 99.62 18:00:09 3 0.20 0.00 0.02 0.02 0.00 99.75 18:10:09 all 0.17 0.00 0.02 0.01 0.00 99.80 18:10:09 0 0.01 0.00 0.01 0.00 0.00 99.97 18:10:09 1 0.32 0.00 0.01 0.01 0.00 99.65 18:10:09 2 0.03 0.00 0.03 0.02 0.00 99.93 18:10:09 3 0.31 0.00 0.03 0.02 0.00 99.64 18:20:09 all 0.22 0.00 0.03 0.01 0.00 99.75 18:20:09 0 0.01 0.00 0.01 0.01 0.00 99.97 18:20:09 1 0.54 0.00 0.01 0.01 0.00 99.44 18:20:09 2 0.28 0.00 0.05 0.00 0.01 99.67 18:20:09 3 0.04 0.00 0.03 0.02 0.01 99.90 18:30:09 all 0.15 0.00 0.02 0.01 0.00 99.82 18:30:09 0 0.51 0.00 0.02 0.01 0.01 99.45 18:30:09 1 0.07 0.00 0.02 0.01 0.00 99.90 18:30:09 2 0.01 0.00 0.01 0.01 0.00 99.97 18:30:09 3 0.02 0.00 0.02 0.01 0.00 99.94 18:40:09 all 0.13 0.00 0.02 0.01 0.00 99.83 18:40:09 0 0.47 0.00 0.01 0.00 0.00 99.52 18:40:09 1 0.03 0.00 0.04 0.00 0.01 99.92 18:40:09 2 0.01 0.00 0.02 0.01 0.00 99.96 18:40:09 3 0.03 0.00 0.02 0.03 0.00 99.92 18:50:09 all 0.19 0.00 0.03 0.01 0.00 99.77 18:50:09 0 0.47 0.00 0.02 0.00 0.00 99.50 18:50:09 1 0.06 0.00 0.03 0.00 0.00 99.90 18:50:09 2 0.01 0.00 0.02 0.00 0.00 99.96 18:50:09 3 0.20 0.00 0.04 0.03 0.00 99.73 19:00:09 all 0.16 0.00 0.03 0.03 0.00 99.77 19:00:09 0 0.03 0.00 0.04 0.10 0.00 99.82 19:00:09 1 0.19 0.00 0.04 0.00 0.00 99.77 19:00:09 2 0.25 0.00 0.02 0.01 0.00 99.73 19:00:09 3 0.18 0.00 0.03 0.03 0.00 99.76 19:10:09 all 0.15 0.00 0.03 0.01 0.00 99.82 19:10:09 0 0.21 0.00 0.02 0.01 0.00 99.77 19:10:09 1 0.04 0.00 0.04 0.02 0.00 99.90 19:10:09 2 0.22 0.00 0.03 0.00 0.00 99.75 19:10:09 3 0.12 0.00 0.02 0.01 0.00 99.85 19:20:09 all 0.15 0.00 0.02 0.01 0.00 99.81 19:20:09 0 0.21 0.00 0.01 0.03 0.00 99.75 19:20:09 1 0.22 0.00 0.03 0.00 0.00 99.75 19:20:09 2 0.18 0.00 0.04 0.00 0.00 99.77 19:20:09 3 0.01 0.00 0.02 0.01 0.00 99.97 19:30:09 all 23.03 0.00 1.32 0.31 0.01 75.33 19:30:09 0 21.79 0.00 1.22 0.35 0.01 76.63 19:30:09 1 26.45 0.00 1.53 0.21 0.01 71.79 19:30:09 2 22.07 0.00 1.34 0.47 0.01 76.12 19:30:09 3 21.81 0.00 1.19 0.22 0.02 76.76 Average: all 2.45 0.00 0.15 0.04 0.00 97.35 Average: 0 2.37 0.00 0.14 0.05 0.00 97.43 Average: 1 2.79 0.00 0.18 0.03 0.00 97.01 Average: 2 2.34 0.00 0.16 0.05 0.00 97.45 Average: 3 2.29 0.00 0.14 0.04 0.00 97.53