---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-18428 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 13G 65G 17% / 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 642 10321 4 5024 15003 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:ed:91:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.62/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82721sec preferred_lft 82721sec inet6 fe80::f816:3eff:feed:9153/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:2e:c2:7b:71:38 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-v1-8c-8g-18428) 09/07/26 _x86_64_ (4 CPU) 05:17:26 LINUX RESTART (4 CPU) 05:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:03 22.80 0.50 8.39 13.92 241.52 2648.18 245012.65 05:40:01 2.96 0.62 2.32 0.02 15.40 264.28 8.10 05:50:15 1.57 0.03 1.54 0.00 1.11 20.54 0.05 06:00:07 2.64 0.44 2.20 0.01 42.22 134.65 0.18 06:10:01 29.87 1.49 26.94 1.45 96.19 9892.75 63305.89 Average: 11.87 0.61 8.23 3.03 78.33 2572.60 60801.02 05:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:03 11233728 14429448 1531580 9.35 141556 3207368 2031664 11.66 430588 4324568 180 05:40:01 11051148 14323148 1637684 10.00 144252 3276428 2074940 11.91 446104 4492432 220 05:50:15 11018688 14293016 1667652 10.19 144732 3277292 2080632 11.94 518252 4447644 28 06:00:07 10849316 14169208 1791136 10.94 146220 3318592 2174116 12.48 529228 4604228 20 06:10:01 8816488 13883808 2067072 12.62 170108 4963460 2392704 13.73 1013740 6066376 20 Average: 10593874 14219726 1739025 10.62 149374 3608628 2150811 12.35 587582 4787050 94 05:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:03 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 05:30:03 ens3 105.42 81.19 972.68 15.11 0.00 0.00 0.00 0.00 05:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 05:40:01 ens3 11.41 8.85 104.66 1.37 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:15 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 05:50:15 ens3 1.93 1.58 1.00 1.73 0.00 0.00 0.00 0.00 05:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:07 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 06:00:07 ens3 6.02 5.03 45.58 1.23 0.00 0.00 0.00 0.00 06:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 0.64 0.64 0.21 0.21 0.00 0.00 0.00 0.00 06:10:01 ens3 93.78 67.84 868.69 9.02 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.23 0.23 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 43.27 32.56 394.36 5.64 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-v1-8c-8g-18428) 09/07/26 _x86_64_ (4 CPU) 05:17:26 LINUX RESTART (4 CPU) 05:20:15 CPU %user %nice %system %iowait %steal %idle 05:30:03 all 4.19 0.00 0.54 0.15 0.01 95.12 05:30:03 0 5.13 0.00 0.62 0.06 0.01 94.18 05:30:03 1 3.96 0.00 0.58 0.26 0.01 95.19 05:30:03 2 3.79 0.00 0.43 0.12 0.01 95.65 05:30:03 3 3.86 0.00 0.53 0.15 0.01 95.46 05:40:01 all 1.02 0.00 0.11 0.02 0.01 98.84 05:40:01 0 1.09 0.00 0.07 0.02 0.00 98.82 05:40:01 1 0.90 0.00 0.14 0.03 0.01 98.93 05:40:01 2 1.13 0.00 0.13 0.05 0.01 98.69 05:40:01 3 0.98 0.00 0.10 0.00 0.01 98.91 05:50:15 all 0.72 0.00 0.08 0.01 0.00 99.19 05:50:15 0 0.57 0.00 0.05 0.00 0.00 99.37 05:50:15 1 1.15 0.00 0.07 0.00 0.00 98.77 05:50:15 2 0.54 0.00 0.09 0.03 0.01 99.34 05:50:15 3 0.61 0.00 0.10 0.00 0.00 99.28 06:00:07 all 1.34 0.00 0.10 0.02 0.00 98.54 06:00:07 0 1.95 0.00 0.08 0.04 0.01 97.93 06:00:07 1 1.28 0.00 0.11 0.02 0.01 98.58 06:00:07 2 1.08 0.00 0.13 0.01 0.00 98.77 06:00:07 3 1.03 0.00 0.10 0.01 0.01 98.86 06:10:01 all 13.20 0.00 1.40 0.26 0.01 85.13 06:10:01 0 11.31 0.00 1.29 0.22 0.01 87.17 06:10:01 1 13.90 0.00 1.48 0.13 0.01 84.47 06:10:01 2 14.88 0.00 1.39 0.26 0.02 83.46 06:10:01 3 12.70 0.00 1.44 0.42 0.01 85.42 Average: all 4.07 0.00 0.44 0.09 0.01 95.40 Average: 0 3.98 0.00 0.42 0.07 0.01 95.53 Average: 1 4.21 0.00 0.47 0.09 0.01 95.22 Average: 2 4.26 0.00 0.43 0.09 0.01 95.21 Average: 3 3.81 0.00 0.45 0.12 0.01 95.61