---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4562 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 61G 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 715 11652 4 3620 14923 Swap: 1023 2 1021 ---> 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:f1:a5:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80209sec preferred_lft 80209sec inet6 fe80::f816:3eff:fef1:a5fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:94:f4:06:ac:c6 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4562) 01/26/26 _x86_64_ (4 CPU) 12:05:43 LINUX RESTART (4 CPU) 12:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:04 132.05 15.14 98.98 17.93 880.92 32339.12 268168.80 12:30:13 48.67 22.65 24.70 1.32 230.64 1525.43 1945.59 12:40:13 14.59 5.65 8.52 0.43 119.40 527.64 741.83 12:50:13 17.94 0.04 17.12 0.78 2.08 408.36 502.00 13:00:13 8.22 0.08 7.82 0.32 4.93 175.97 128.15 13:10:04 6.60 0.02 6.29 0.30 1.27 182.04 150.22 13:20:13 5.59 0.02 5.32 0.25 1.62 134.33 54.24 13:30:04 5.01 0.02 4.82 0.17 1.34 131.52 54.46 13:40:04 9.67 0.08 9.22 0.36 2.40 511.11 90.70 Average: 27.48 4.88 20.20 2.40 137.37 3944.97 29785.64 12:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:04 2397124 7258612 8666556 52.93 260400 4460936 9515872 54.62 2276628 10990460 1188 12:30:13 2168676 4826084 11100616 67.80 264088 2431684 11871340 68.14 2020120 11635092 1552 12:40:13 9617452 12400552 3531660 21.57 268160 2553556 4331264 24.86 2074656 4165328 88 12:50:13 10129084 12948148 2984520 18.23 271228 2586500 3665224 21.04 2097704 3638604 92 13:00:13 8378756 11214560 4717208 28.81 272520 2601952 5379644 30.88 2101252 5380232 72 13:10:04 8030456 10888548 5043160 30.80 273248 2623504 6398640 36.73 2104104 5724324 480 13:20:13 7096872 9970784 5960268 36.40 273916 2638672 6720784 38.58 2107656 6649472 820 13:30:04 8618744 11508912 4422912 27.01 274388 2654464 5158076 29.61 2109988 5129164 512 13:40:04 8377196 11375304 4556280 27.83 278192 2758556 5246244 30.11 2124944 5362428 288 Average: 7201596 10265723 5664798 34.60 270682 2812203 6476343 37.17 2113006 6519456 566 12:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:04 lo 11.69 11.69 11.54 11.54 0.00 0.00 0.00 0.00 12:20:04 ens3 67.55 52.29 1150.76 5.59 0.00 0.00 0.00 0.00 12:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:13 lo 37.64 37.64 16.56 16.56 0.00 0.00 0.00 0.00 12:30:13 ens3 1.84 1.68 0.42 0.36 0.00 0.00 0.00 0.00 12:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:13 lo 20.68 20.68 9.06 9.06 0.00 0.00 0.00 0.00 12:40:13 ens3 1.27 0.93 0.30 1.19 0.00 0.00 0.00 0.00 12:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:13 lo 12.62 12.62 7.14 7.14 0.00 0.00 0.00 0.00 12:50:13 ens3 0.96 0.72 0.20 0.16 0.00 0.00 0.00 0.00 12:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:13 lo 18.91 18.91 9.05 9.05 0.00 0.00 0.00 0.00 13:00:13 ens3 0.91 0.65 0.21 0.16 0.00 0.00 0.00 0.00 13:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:04 lo 28.26 28.26 9.78 9.78 0.00 0.00 0.00 0.00 13:10:04 ens3 0.64 0.44 0.14 0.10 0.00 0.00 0.00 0.00 13:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:13 lo 22.70 22.70 12.65 12.65 0.00 0.00 0.00 0.00 13:20:13 ens3 0.81 0.69 0.18 0.14 0.00 0.00 0.00 0.00 13:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:04 lo 15.27 15.27 8.70 8.70 0.00 0.00 0.00 0.00 13:30:04 ens3 0.85 0.61 0.23 0.17 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:04 lo 14.05 14.05 7.58 7.58 0.00 0.00 0.00 0.00 13:40:04 ens3 1.16 0.80 0.36 0.27 0.00 0.00 0.00 0.00 13:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.25 20.25 10.24 10.24 0.00 0.00 0.00 0.00 Average: ens3 8.34 6.45 126.28 0.90 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4562) 01/26/26 _x86_64_ (4 CPU) 12:05:43 LINUX RESTART (4 CPU) 12:10:13 CPU %user %nice %system %iowait %steal %idle 12:20:04 all 55.18 0.06 2.62 0.94 0.15 41.05 12:20:04 0 56.91 0.00 2.74 1.36 0.15 38.84 12:20:04 1 54.56 0.00 2.37 0.79 0.14 42.13 12:20:04 2 51.58 0.26 2.63 0.70 0.16 44.67 12:20:04 3 57.66 0.00 2.74 0.92 0.15 38.53 12:30:13 all 39.27 0.00 1.64 0.08 0.14 58.86 12:30:13 0 39.10 0.00 1.73 0.07 0.13 58.96 12:30:13 1 38.81 0.00 1.72 0.03 0.14 59.31 12:30:13 2 39.52 0.00 1.51 0.04 0.15 58.77 12:30:13 3 39.64 0.00 1.61 0.18 0.14 58.42 12:40:13 all 14.11 0.00 0.72 0.06 0.09 85.03 12:40:13 0 13.56 0.00 0.68 0.08 0.09 85.59 12:40:13 1 13.78 0.00 0.69 0.05 0.09 85.40 12:40:13 2 14.14 0.00 0.76 0.03 0.10 84.97 12:40:13 3 14.95 0.00 0.74 0.08 0.09 84.14 12:50:13 all 27.38 0.00 0.95 0.04 0.10 71.53 12:50:13 0 28.25 0.00 0.91 0.02 0.09 70.73 12:50:13 1 26.79 0.00 0.85 0.10 0.10 72.16 12:50:13 2 26.60 0.00 0.90 0.02 0.10 72.37 12:50:13 3 27.86 0.00 1.15 0.03 0.10 70.87 13:00:13 all 13.27 0.00 0.53 0.06 0.10 86.05 13:00:13 0 13.31 0.00 0.52 0.01 0.09 86.07 13:00:13 1 12.90 0.00 0.54 0.16 0.10 86.30 13:00:13 2 13.32 0.00 0.53 0.04 0.10 86.02 13:00:13 3 13.54 0.00 0.52 0.04 0.10 85.80 13:10:04 all 13.26 0.00 0.62 0.02 0.09 86.01 13:10:04 0 13.26 0.00 0.68 0.03 0.09 85.94 13:10:04 1 13.50 0.00 0.64 0.01 0.08 85.76 13:10:04 2 13.34 0.00 0.59 0.03 0.09 85.95 13:10:04 3 12.95 0.00 0.55 0.02 0.09 86.40 13:20:13 all 11.82 0.00 0.48 0.02 0.09 87.59 13:20:13 0 12.18 0.00 0.42 0.04 0.09 87.28 13:20:13 1 12.10 0.00 0.47 0.00 0.08 87.34 13:20:13 2 11.78 0.00 0.58 0.03 0.09 87.52 13:20:13 3 11.22 0.00 0.45 0.01 0.09 88.24 13:30:04 all 7.61 0.00 0.45 0.02 0.08 91.84 13:30:04 0 7.60 0.00 0.44 0.01 0.08 91.88 13:30:04 1 7.78 0.00 0.44 0.04 0.08 91.65 13:30:04 2 7.71 0.00 0.50 0.02 0.09 91.68 13:30:04 3 7.33 0.00 0.43 0.01 0.08 92.15 13:40:04 all 13.47 0.00 0.56 0.03 0.09 85.85 13:40:04 0 13.34 0.00 0.47 0.03 0.08 86.08 13:40:04 1 12.99 0.00 0.59 0.06 0.08 86.27 13:40:04 2 14.66 0.00 0.65 0.02 0.09 84.58 13:40:04 3 12.88 0.00 0.53 0.02 0.09 86.47 Average: all 21.69 0.01 0.95 0.14 0.10 77.11 Average: 0 21.93 0.00 0.95 0.18 0.10 76.84 Average: 1 21.45 0.00 0.92 0.14 0.10 77.39 Average: 2 21.41 0.03 0.96 0.10 0.11 77.40 Average: 3 21.99 0.00 0.97 0.14 0.10 76.80