---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13369 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 899 24939 4 6252 30724 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:a1:99:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83633sec preferred_lft 83633sec inet6 fe80::f816:3eff:fea1:99e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:2e:3e:19:3e:42 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-8c-8g-13369) 12/13/25 _x86_64_ (8 CPU) 17:58:25 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:13 38.59 3.66 19.85 15.08 562.32 3592.50 506658.07 18:20:07 25.61 0.14 22.34 3.13 5.78 2713.35 19777.08 18:30:01 36.34 0.01 31.43 4.91 0.19 2953.56 27170.22 18:40:15 33.98 0.11 29.50 4.36 5.55 7048.38 18061.34 Average: 33.67 0.99 25.77 6.91 145.49 4098.19 144640.15 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:13 26542968 29656428 2657984 8.09 136036 3256720 2960488 8.73 716724 5206940 128228 18:20:07 25558932 29146696 3161580 9.62 169256 3646564 3243320 9.56 857992 5990500 696 18:30:01 25058176 29181452 3122284 9.50 206672 4095732 3593464 10.60 993848 6310224 33476 18:40:15 25745508 31654116 642284 1.95 233924 5779840 1220828 3.60 1621728 4883244 8 Average: 25726396 29909673 2396033 7.29 186472 4194714 2754525 8.12 1047573 5597727 40602 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:13 lo 605.18 605.18 576.40 576.40 0.00 0.00 0.00 0.00 18:10:13 ens3 103.51 81.56 893.36 16.28 0.00 0.00 0.00 0.00 18:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:07 lo 1095.49 1095.49 1041.53 1041.53 0.00 0.00 0.00 0.00 18:20:07 ens3 55.50 38.25 23.66 15.01 0.00 0.00 0.00 0.00 18:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 2002.79 2002.79 1906.94 1906.94 0.00 0.00 0.00 0.00 18:30:01 ens3 54.30 38.61 18.49 15.80 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:15 lo 1083.85 1083.85 1026.60 1026.60 0.00 0.00 0.00 0.00 18:40:15 ens3 77.99 69.56 184.75 141.99 0.00 0.00 0.00 0.00 18:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1191.53 1191.53 1132.80 1132.80 0.00 0.00 0.00 0.00 Average: ens3 73.10 57.29 283.93 47.83 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-8c-8g-13369) 12/13/25 _x86_64_ (8 CPU) 17:58:25 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:13 all 15.18 0.00 0.81 0.13 0.04 83.84 18:10:13 0 14.00 0.00 0.78 0.25 0.03 84.93 18:10:13 1 14.05 0.00 0.83 0.07 0.04 85.01 18:10:13 2 15.21 0.00 0.80 0.21 0.04 83.73 18:10:13 3 16.15 0.00 0.69 0.17 0.03 82.95 18:10:13 4 16.66 0.00 0.88 0.06 0.04 82.36 18:10:13 5 15.02 0.00 0.85 0.13 0.04 83.96 18:10:13 6 16.83 0.00 0.76 0.13 0.04 82.24 18:10:13 7 13.51 0.00 0.91 0.05 0.03 85.50 18:20:07 all 37.07 0.00 1.58 0.09 0.07 61.19 18:20:07 0 37.76 0.00 1.33 0.11 0.07 60.73 18:20:07 1 34.61 0.00 1.94 0.25 0.07 63.13 18:20:07 2 37.03 0.00 1.63 0.13 0.07 61.13 18:20:07 3 37.81 0.00 1.72 0.07 0.08 60.33 18:20:07 4 39.53 0.00 1.62 0.02 0.08 58.76 18:20:07 5 38.34 0.00 1.47 0.04 0.07 60.08 18:20:07 6 36.60 0.00 1.44 0.11 0.07 61.78 18:20:07 7 34.86 0.00 1.47 0.03 0.07 63.58 18:30:01 all 38.75 0.00 2.03 0.12 0.08 59.02 18:30:01 0 37.72 0.00 2.21 0.08 0.08 59.91 18:30:01 1 38.26 0.00 2.24 0.22 0.08 59.21 18:30:01 2 41.92 0.00 2.21 0.09 0.08 55.71 18:30:01 3 39.81 0.00 2.11 0.17 0.08 57.84 18:30:01 4 36.12 0.00 1.98 0.08 0.08 61.75 18:30:01 5 36.87 0.00 1.68 0.07 0.08 61.30 18:30:01 6 39.55 0.00 1.79 0.08 0.08 58.49 18:30:01 7 39.77 0.00 2.00 0.19 0.08 57.96 18:40:15 all 30.54 0.00 1.58 0.20 0.07 67.62 18:40:15 0 28.34 0.00 1.45 0.10 0.06 70.05 18:40:15 1 29.55 0.00 1.69 0.15 0.07 68.54 18:40:15 2 34.13 0.00 1.88 0.14 0.07 63.79 18:40:15 3 37.90 0.00 1.85 0.19 0.07 59.98 18:40:15 4 26.79 0.00 1.37 0.39 0.07 71.38 18:40:15 5 30.15 0.00 1.50 0.33 0.06 67.96 18:40:15 6 28.95 0.00 1.37 0.15 0.06 69.46 18:40:15 7 28.50 0.00 1.52 0.11 0.06 69.80 Average: all 30.26 0.00 1.49 0.14 0.06 68.04 Average: 0 29.32 0.00 1.44 0.13 0.06 69.04 Average: 1 29.00 0.00 1.67 0.17 0.06 69.10 Average: 2 31.95 0.00 1.62 0.14 0.07 66.21 Average: 3 32.83 0.00 1.59 0.15 0.07 65.37 Average: 4 29.64 0.00 1.46 0.14 0.06 68.70 Average: 5 29.97 0.00 1.37 0.14 0.06 68.45 Average: 6 30.36 0.00 1.34 0.12 0.06 68.12 Average: 7 29.02 0.00 1.47 0.09 0.06 69.35