---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13298 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 11G 145G 7% / 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 711 26592 4 4788 30913 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:13:b0:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82009sec preferred_lft 82009sec inet6 fe80::f816:3eff:fe13:b073/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:4d:d8:be:9b:4e 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-13298) 12/13/25 _x86_64_ (8 CPU) 08:22:36 LINUX RESTART (8 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:06 14.51 0.01 1.38 13.12 0.19 18.70 508770.59 08:50:06 1.27 0.00 1.27 0.00 0.05 15.53 0.00 09:00:01 26.09 4.57 20.63 0.89 259.68 3409.59 2695.75 09:10:06 24.07 0.19 22.29 1.59 9.01 6430.82 6786.88 09:20:06 2.38 0.00 2.37 0.00 0.01 28.93 0.00 09:30:01 2.39 0.00 2.39 0.00 0.00 28.67 0.00 Average: 11.80 0.79 8.39 2.62 44.48 1659.69 87152.10 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:06 29886960 31862260 519448 1.58 64696 2245804 1503216 4.43 413684 2253008 124 08:50:06 29892008 31868096 513628 1.56 65296 2245964 1503216 4.43 414320 2254140 44 09:00:01 27428476 30480172 1845152 5.61 118716 3221680 2093892 6.17 653636 4409984 145508 09:10:06 24408568 28824364 3483940 10.60 140368 4516156 3564112 10.51 967860 7021020 184 09:20:06 24404088 28820672 3487596 10.61 141092 4516180 3565688 10.51 968584 7022384 200 09:30:01 24400588 28818192 3489964 10.62 141940 4516316 3566396 10.52 969424 7023412 24 Average: 26736781 30112293 2223288 6.77 112018 3543683 2632753 7.76 731251 4997325 24347 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:06 ens3 0.43 0.20 0.15 0.09 0.00 0.00 0.00 0.00 08:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:06 ens3 0.26 0.10 0.07 0.04 0.00 0.00 0.00 0.00 08:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 71.83 71.83 67.94 67.94 0.00 0.00 0.00 0.00 09:00:01 ens3 83.95 61.41 842.32 12.78 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:06 lo 1000.60 1000.60 960.51 960.51 0.00 0.00 0.00 0.00 09:10:06 ens3 30.00 24.17 369.07 6.44 0.00 0.00 0.00 0.00 09:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:06 lo 0.47 0.47 0.07 0.07 0.00 0.00 0.00 0.00 09:20:06 ens3 0.33 0.14 0.11 0.07 0.00 0.00 0.00 0.00 09:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 09:30:01 ens3 0.62 0.26 0.25 0.15 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 180.23 180.23 172.68 172.68 0.00 0.00 0.00 0.00 Average: ens3 19.19 14.33 201.36 3.25 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-13298) 12/13/25 _x86_64_ (8 CPU) 08:22:36 LINUX RESTART (8 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:06 all 0.02 0.00 0.02 0.02 0.01 99.94 08:40:06 0 0.01 0.00 0.01 0.04 0.00 99.93 08:40:06 1 0.02 0.00 0.02 0.00 0.01 99.95 08:40:06 2 0.03 0.00 0.02 0.00 0.02 99.92 08:40:06 3 0.02 0.00 0.01 0.00 0.00 99.97 08:40:06 4 0.01 0.00 0.01 0.00 0.01 99.97 08:40:06 5 0.02 0.00 0.02 0.00 0.01 99.95 08:40:06 6 0.01 0.00 0.01 0.00 0.00 99.98 08:40:06 7 0.01 0.00 0.03 0.14 0.00 99.81 08:50:06 all 0.03 0.00 0.01 0.01 0.01 99.93 08:50:06 0 0.01 0.00 0.01 0.01 0.00 99.97 08:50:06 1 0.01 0.00 0.02 0.00 0.01 99.96 08:50:06 2 0.14 0.00 0.02 0.00 0.02 99.82 08:50:06 3 0.07 0.00 0.01 0.00 0.01 99.91 08:50:06 4 0.01 0.00 0.01 0.00 0.01 99.97 08:50:06 5 0.02 0.00 0.01 0.06 0.01 99.90 08:50:06 6 0.01 0.00 0.01 0.00 0.01 99.97 08:50:06 7 0.01 0.00 0.02 0.00 0.01 99.96 09:00:01 all 12.37 0.00 0.48 6.64 0.04 80.48 09:00:01 0 11.85 0.00 0.34 0.45 0.03 87.33 09:00:01 1 12.25 0.00 0.47 18.16 0.04 69.08 09:00:01 2 13.16 0.00 0.49 1.33 0.04 84.98 09:00:01 3 11.15 0.00 0.46 1.81 0.03 86.55 09:00:01 4 11.49 0.00 0.36 1.06 0.03 87.06 09:00:01 5 11.57 0.00 0.39 23.68 0.04 64.32 09:00:01 6 11.15 0.00 0.49 2.60 0.04 85.71 09:00:01 7 16.32 0.00 0.80 4.05 0.04 78.80 09:10:06 all 11.04 0.00 0.74 6.37 0.06 81.79 09:10:06 0 11.43 0.00 0.86 16.80 0.06 70.86 09:10:06 1 10.85 0.00 0.91 1.46 0.07 86.71 09:10:06 2 9.49 0.00 0.61 9.48 0.06 80.36 09:10:06 3 12.44 0.00 0.76 2.65 0.06 84.09 09:10:06 4 11.53 0.00 0.73 5.60 0.05 82.08 09:10:06 5 10.39 0.00 0.64 2.49 0.05 86.42 09:10:06 6 10.16 0.00 0.62 3.55 0.05 85.61 09:10:06 7 12.05 0.00 0.77 8.93 0.05 78.20 09:20:06 all 0.24 0.00 0.11 0.38 0.03 99.24 09:20:06 0 0.18 0.00 0.10 0.84 0.02 98.86 09:20:06 1 0.32 0.00 0.13 0.10 0.03 99.42 09:20:06 2 0.33 0.00 0.15 0.07 0.04 99.42 09:20:06 3 0.33 0.00 0.12 1.04 0.03 98.48 09:20:06 4 0.19 0.00 0.13 0.09 0.02 99.57 09:20:06 5 0.11 0.00 0.08 0.15 0.02 99.65 09:20:06 6 0.13 0.00 0.09 0.11 0.02 99.64 09:20:06 7 0.35 0.00 0.09 0.64 0.02 98.89 09:30:01 all 0.22 0.00 0.12 0.06 0.03 99.57 09:30:01 0 0.22 0.00 0.07 0.01 0.03 99.67 09:30:01 1 0.24 0.00 0.16 0.03 0.03 99.54 09:30:01 2 0.34 0.00 0.21 0.03 0.03 99.39 09:30:01 3 0.19 0.00 0.12 0.06 0.03 99.59 09:30:01 4 0.19 0.00 0.10 0.02 0.02 99.67 09:30:01 5 0.27 0.00 0.12 0.01 0.02 99.57 09:30:01 6 0.19 0.00 0.10 0.01 0.03 99.66 09:30:01 7 0.11 0.00 0.07 0.31 0.02 99.49 Average: all 3.98 0.00 0.25 2.24 0.03 93.50 Average: 0 3.94 0.00 0.23 3.04 0.03 92.76 Average: 1 3.94 0.00 0.29 3.26 0.03 92.48 Average: 2 3.91 0.00 0.25 1.83 0.03 93.98 Average: 3 4.03 0.00 0.25 0.93 0.03 94.77 Average: 4 3.90 0.00 0.22 1.13 0.02 94.72 Average: 5 3.72 0.00 0.21 4.36 0.03 91.68 Average: 6 3.60 0.00 0.22 1.04 0.03 95.11 Average: 7 4.79 0.00 0.30 2.35 0.02 92.54