---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9720 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 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 704 11529 4 3755 14942 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:3b:a5:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80038sec preferred_lft 80038sec inet6 fe80::f816:3eff:fe3b:a5b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:b6:1d:df:6b:7c 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-9720) 12/05/25 _x86_64_ (4 CPU) 15:22:38 LINUX RESTART (4 CPU) 15:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:08 68.92 22.44 43.91 2.57 316.96 5218.57 3879.47 15:50:15 24.37 7.34 16.16 0.87 135.62 434.49 1421.02 16:00:02 13.78 0.14 12.96 0.68 6.70 646.65 838.06 16:10:15 15.86 0.02 15.17 0.67 0.78 431.27 407.29 16:20:15 7.47 0.03 7.14 0.31 2.03 198.33 125.21 16:30:15 5.62 0.15 5.27 0.19 7.08 145.73 61.68 16:40:00 5.95 0.01 5.75 0.19 0.49 148.22 63.32 16:50:00 5.86 0.00 5.68 0.18 0.13 151.95 227.46 17:00:01 9.75 0.02 9.33 0.40 0.95 535.57 305.14 Average: 17.49 3.34 13.47 0.67 52.18 873.97 811.94 15:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:08 8686820 11367976 4568596 27.90 260624 2456700 5335548 30.63 1966404 5181220 1232 15:50:15 4330408 7076800 8860028 54.11 263152 2519408 9557160 54.86 2023736 9463104 196 16:00:02 8892820 11750540 4189972 25.59 267864 2625924 5044700 28.96 2060572 4915904 276 16:10:15 8533808 11445360 4494816 27.45 270456 2677188 5202780 29.86 2067596 5272100 240 16:20:15 8673304 11609316 4330808 26.45 271580 2700520 5067752 29.09 2070192 5107072 56 16:30:15 7051828 10007364 5931828 36.23 272780 2718872 6598652 37.88 2074196 6721072 288 16:40:00 6992040 9964280 5975192 36.49 273300 2735056 6685844 38.38 2077128 6772404 112 16:50:00 8580592 11571792 4368504 26.68 274040 2753276 5124684 29.42 2079120 5213292 80 17:00:01 8326304 11433712 4506252 27.52 277780 2864560 5190624 29.79 2093084 5446440 364 Average: 7785325 10691904 5247333 32.05 270175 2672389 5978638 34.32 2056892 6010290 316 15:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:08 lo 27.38 27.38 18.74 18.74 0.00 0.00 0.00 0.00 15:40:08 ens3 2.09 2.11 0.64 1.41 0.00 0.00 0.00 0.00 15:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:15 lo 41.08 41.08 17.75 17.75 0.00 0.00 0.00 0.00 15:50:15 ens3 1.36 1.14 0.27 0.22 0.00 0.00 0.00 0.00 15:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:02 lo 13.78 13.78 6.33 6.33 0.00 0.00 0.00 0.00 16:00:02 ens3 1.13 0.80 0.32 0.24 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:15 lo 17.88 17.88 8.83 8.83 0.00 0.00 0.00 0.00 16:10:15 ens3 0.88 0.78 0.17 0.14 0.00 0.00 0.00 0.00 16:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:15 lo 17.34 17.34 8.80 8.80 0.00 0.00 0.00 0.00 16:20:15 ens3 0.84 0.60 0.21 0.16 0.00 0.00 0.00 0.00 16:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:15 lo 28.49 28.49 11.59 11.59 0.00 0.00 0.00 0.00 16:30:15 ens3 1.23 0.61 0.37 0.24 0.00 0.00 0.00 0.00 16:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:00 lo 14.83 14.83 7.64 7.64 0.00 0.00 0.00 0.00 16:40:00 ens3 1.18 0.54 0.24 0.14 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 lo 16.43 16.43 9.30 9.30 0.00 0.00 0.00 0.00 16:50:00 ens3 0.86 0.60 0.21 0.15 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 17:00:01 lo 23.13 23.13 11.00 11.00 0.00 0.00 0.00 0.00 17:00:01 ens3 1.61 1.06 0.48 0.35 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.31 22.31 11.12 11.12 0.00 0.00 0.00 0.00 Average: ens3 1.24 0.92 0.32 0.34 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-9720) 12/05/25 _x86_64_ (4 CPU) 15:22:38 LINUX RESTART (4 CPU) 15:30:15 CPU %user %nice %system %iowait %steal %idle 15:40:08 all 49.36 0.00 2.05 0.15 0.10 48.34 15:40:08 0 49.98 0.00 1.78 0.14 0.10 48.00 15:40:08 1 48.00 0.00 2.18 0.22 0.10 49.50 15:40:08 2 50.05 0.00 2.14 0.11 0.10 47.60 15:40:08 3 49.41 0.00 2.10 0.12 0.10 48.27 15:50:15 all 34.15 0.00 1.33 0.06 0.10 64.36 15:50:15 0 34.64 0.00 1.43 0.06 0.10 63.77 15:50:15 1 33.58 0.00 1.37 0.11 0.10 64.84 15:50:15 2 34.21 0.00 1.26 0.03 0.10 64.40 15:50:15 3 34.16 0.00 1.25 0.04 0.10 64.45 16:00:02 all 21.35 0.00 0.90 0.05 0.09 77.60 16:00:02 0 21.10 0.00 0.80 0.02 0.09 77.99 16:00:02 1 20.55 0.00 0.94 0.03 0.09 78.39 16:00:02 2 22.12 0.00 1.05 0.03 0.09 76.70 16:00:02 3 21.64 0.00 0.83 0.13 0.09 77.31 16:10:15 all 23.95 0.00 0.82 0.06 0.09 75.08 16:10:15 0 24.09 0.00 0.87 0.06 0.09 74.89 16:10:15 1 23.43 0.00 0.81 0.09 0.09 75.59 16:10:15 2 24.17 0.00 0.81 0.06 0.09 74.88 16:10:15 3 24.13 0.00 0.78 0.04 0.09 74.97 16:20:15 all 13.08 0.00 0.63 0.03 0.09 86.18 16:20:15 0 12.99 0.00 0.60 0.03 0.09 86.29 16:20:15 1 13.17 0.00 0.69 0.04 0.09 86.00 16:20:15 2 12.94 0.00 0.70 0.03 0.09 86.24 16:20:15 3 13.22 0.00 0.52 0.01 0.08 86.17 16:30:15 all 10.13 0.00 0.48 0.02 0.08 89.28 16:30:15 0 9.92 0.00 0.45 0.04 0.08 89.52 16:30:15 1 9.98 0.00 0.55 0.03 0.08 89.36 16:30:15 2 10.30 0.00 0.50 0.03 0.09 89.09 16:30:15 3 10.33 0.00 0.43 0.00 0.07 89.15 16:40:00 all 8.73 0.00 0.38 0.03 0.08 90.79 16:40:00 0 8.80 0.00 0.32 0.05 0.08 90.74 16:40:00 1 8.93 0.00 0.40 0.01 0.08 90.58 16:40:00 2 9.09 0.00 0.41 0.01 0.08 90.41 16:40:00 3 8.08 0.00 0.40 0.03 0.08 91.42 16:50:00 all 7.45 0.00 0.36 0.03 0.08 92.08 16:50:00 0 7.40 0.00 0.34 0.02 0.08 92.16 16:50:00 1 7.29 0.00 0.31 0.05 0.08 92.27 16:50:00 2 7.50 0.00 0.38 0.01 0.08 92.03 16:50:00 3 7.62 0.00 0.42 0.03 0.09 91.85 17:00:01 all 13.58 0.00 0.57 0.05 0.09 85.72 17:00:01 0 12.70 0.00 0.58 0.05 0.09 86.58 17:00:01 1 13.52 0.00 0.54 0.10 0.08 85.75 17:00:01 2 14.44 0.00 0.69 0.01 0.09 84.77 17:00:01 3 13.66 0.00 0.45 0.02 0.09 85.79 Average: all 20.21 0.00 0.84 0.05 0.09 78.81 Average: 0 20.19 0.00 0.80 0.05 0.09 78.87 Average: 1 19.84 0.00 0.87 0.08 0.09 79.13 Average: 2 20.55 0.00 0.88 0.04 0.09 78.45 Average: 3 20.26 0.00 0.80 0.05 0.09 78.81