---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12730 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 18G 60G 23% / 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 717 10833 3 4438 14929 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:bf:5c:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80159sec preferred_lft 80159sec inet6 fe80::f816:3eff:febf:5c96/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:fd:46:b8:ec:f6 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12730) 12/11/25 _x86_64_ (4 CPU) 16:31:42 LINUX RESTART (4 CPU) 16:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:00 76.21 21.86 51.24 3.10 316.97 5925.51 5195.93 17:00:00 20.41 1.67 17.82 0.92 25.81 728.08 873.47 17:10:00 17.42 0.05 16.69 0.68 1.93 507.18 459.37 17:20:00 7.92 0.01 7.58 0.33 0.55 191.85 100.97 17:30:00 21.04 0.12 5.54 15.38 2.17 135.77 210362.04 17:40:00 4.93 0.01 4.75 0.17 1.15 135.31 71.99 17:50:00 5.03 0.00 4.85 0.17 0.31 138.44 90.88 18:00:00 8.88 0.11 8.39 0.38 3.47 530.98 1129.33 18:10:00 7.88 0.03 7.55 0.31 1.15 266.44 138.67 Average: 18.86 2.65 13.83 2.38 39.28 951.07 24269.19 16:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:00 1509512 5135536 10794088 65.93 261088 3328564 11861696 68.09 2100004 12152072 196 17:00:00 4677308 8192064 7739900 47.27 264720 3221776 8429820 48.39 2177764 8927444 344 17:10:00 10030652 13603668 2332576 14.25 267676 3277128 3442456 19.76 2203472 3579508 576 17:20:00 7929716 11523292 4411556 26.94 269252 3296112 5146424 29.54 2205736 5665752 164 17:30:00 7753792 11368136 4566592 27.89 272180 3313988 5283060 30.32 2214024 5817612 156 17:40:00 6214600 9846256 6087688 37.18 272780 3330772 6738844 38.68 2216144 7362384 556 17:50:00 6242816 9891564 6042404 36.90 273196 3347448 6708200 38.50 2219196 7327552 128 18:00:00 7627620 11395612 4538820 27.72 276732 3458660 5286564 30.34 2228004 5938008 256 18:10:00 6867424 10678232 5255820 32.10 277792 3500232 5958952 34.20 2247312 6668160 64 Average: 6539271 10181596 5752160 35.13 270602 3341631 6539557 37.54 2201295 7048721 271 16:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:00 lo 24.25 24.25 18.40 18.40 0.00 0.00 0.00 0.00 16:50:00 ens3 2.30 2.03 0.70 0.59 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:00 lo 40.79 40.79 17.30 17.30 0.00 0.00 0.00 0.00 17:00:00 ens3 1.78 1.42 0.47 0.40 0.00 0.00 0.00 0.00 17:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:00 lo 16.29 16.29 6.74 6.74 0.00 0.00 0.00 0.00 17:10:00 ens3 1.00 0.73 0.22 0.17 0.00 0.00 0.00 0.00 17:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:00 lo 14.91 14.91 8.11 8.11 0.00 0.00 0.00 0.00 17:20:00 ens3 0.73 0.52 0.19 0.14 0.00 0.00 0.00 0.00 17:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:00 lo 22.44 22.44 8.82 8.82 0.00 0.00 0.00 0.00 17:30:00 ens3 1.27 1.55 0.20 1.43 0.00 0.00 0.00 0.00 17:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:00 lo 26.28 26.28 11.50 11.50 0.00 0.00 0.00 0.00 17:40:00 ens3 0.92 0.55 0.29 0.20 0.00 0.00 0.00 0.00 17:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:00 lo 16.05 16.05 9.80 9.80 0.00 0.00 0.00 0.00 17:50:00 ens3 0.66 0.50 0.13 0.10 0.00 0.00 0.00 0.00 17:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:00 lo 14.48 14.48 7.97 7.97 0.00 0.00 0.00 0.00 18:00:00 ens3 0.88 0.69 0.28 0.21 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 27.70 27.70 11.56 11.56 0.00 0.00 0.00 0.00 18:10:00 ens3 0.93 0.71 0.24 0.18 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 Average: lo 22.58 22.58 11.13 11.13 0.00 0.00 0.00 0.00 Average: ens3 1.16 0.97 0.30 0.38 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12730) 12/11/25 _x86_64_ (4 CPU) 16:31:42 LINUX RESTART (4 CPU) 16:40:00 CPU %user %nice %system %iowait %steal %idle 16:50:00 all 53.78 0.00 2.14 0.21 0.11 43.75 16:50:00 0 53.35 0.00 1.99 0.11 0.12 44.44 16:50:00 1 53.73 0.00 2.40 0.29 0.12 43.47 16:50:00 2 54.86 0.00 2.08 0.23 0.11 42.72 16:50:00 3 53.21 0.00 2.10 0.22 0.11 44.36 17:00:00 all 36.16 0.00 1.54 0.08 0.10 62.12 17:00:00 0 36.47 0.00 1.48 0.03 0.10 61.92 17:00:00 1 36.18 0.00 1.55 0.09 0.10 62.08 17:00:00 2 36.34 0.00 1.55 0.04 0.11 61.96 17:00:00 3 35.66 0.00 1.58 0.14 0.10 62.52 17:10:00 all 27.49 0.00 1.14 0.10 0.08 71.18 17:10:00 0 27.22 0.00 1.14 0.07 0.08 71.49 17:10:00 1 27.89 0.00 1.19 0.06 0.09 70.76 17:10:00 2 27.39 0.00 1.15 0.25 0.09 71.13 17:10:00 3 27.48 0.00 1.06 0.03 0.08 71.35 17:20:00 all 14.79 0.00 0.55 0.03 0.06 84.58 17:20:00 0 14.45 0.00 0.51 0.01 0.06 84.97 17:20:00 1 14.53 0.00 0.55 0.06 0.07 84.79 17:20:00 2 15.13 0.00 0.58 0.02 0.07 84.21 17:20:00 3 15.03 0.00 0.55 0.02 0.06 84.34 17:30:00 all 8.33 0.00 0.46 0.05 0.06 91.11 17:30:00 0 7.61 0.00 0.53 0.11 0.06 91.68 17:30:00 1 8.77 0.00 0.48 0.02 0.06 90.67 17:30:00 2 8.57 0.00 0.47 0.04 0.06 90.87 17:30:00 3 8.36 0.00 0.34 0.01 0.05 91.23 17:40:00 all 10.25 0.00 0.53 0.02 0.06 89.14 17:40:00 0 10.56 0.00 0.57 0.01 0.06 88.80 17:40:00 1 10.50 0.00 0.54 0.02 0.06 88.88 17:40:00 2 9.87 0.00 0.49 0.04 0.06 89.55 17:40:00 3 10.08 0.00 0.53 0.01 0.06 89.32 17:50:00 all 9.84 0.00 0.58 0.02 0.07 89.49 17:50:00 0 10.11 0.00 0.51 0.01 0.07 89.30 17:50:00 1 9.95 0.00 0.64 0.04 0.06 89.30 17:50:00 2 9.73 0.00 0.60 0.01 0.06 89.60 17:50:00 3 9.59 0.00 0.58 0.02 0.06 89.74 18:00:00 all 13.01 0.00 0.64 0.03 0.07 86.25 18:00:00 0 12.93 0.00 0.55 0.01 0.07 86.44 18:00:00 1 12.25 0.00 0.66 0.01 0.07 87.01 18:00:00 2 13.73 0.00 0.67 0.04 0.07 85.50 18:00:00 3 13.12 0.00 0.69 0.08 0.07 86.05 18:10:00 all 15.39 0.00 0.65 0.03 0.07 83.86 18:10:00 0 15.70 0.00 0.52 0.03 0.07 83.68 18:10:00 1 15.34 0.00 0.73 0.05 0.07 83.82 18:10:00 2 15.29 0.00 0.65 0.01 0.07 83.98 18:10:00 3 15.25 0.00 0.70 0.02 0.07 83.96 Average: all 20.99 0.00 0.91 0.06 0.08 77.96 Average: 0 20.92 0.00 0.87 0.04 0.08 78.09 Average: 1 21.00 0.00 0.97 0.07 0.08 77.88 Average: 2 21.19 0.00 0.91 0.08 0.08 77.74 Average: 3 20.85 0.00 0.90 0.06 0.07 78.11