---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-45143 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 143G 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 888 24622 4 6581 30735 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:b8:36:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83788sec preferred_lft 83788sec inet6 fe80::f816:3eff:feb8:3616/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:3a:85:4c:2d:85 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-45143) 08/29/26 _x86_64_ (8 CPU) 21:59:17 LINUX RESTART (8 CPU) 22:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:01 32.79 3.69 26.60 2.50 392.47 5440.54 4188.18 22:20:12 24.64 0.12 21.62 2.90 5.94 2585.77 5470.56 22:30:12 37.28 0.01 32.30 4.96 0.43 3239.60 13932.56 22:40:12 24.48 0.17 21.21 3.10 11.15 6640.65 9063.73 Average: 29.77 0.99 25.42 3.36 101.74 4466.72 8155.16 22:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:01 25967064 29376332 2934992 8.93 146056 3514944 3323132 9.80 682172 5796148 120672 22:20:12 25577252 29464164 2841492 8.65 180572 3911612 2778344 8.19 807136 5987020 26964 22:30:12 24658488 29163624 3137548 9.55 219456 4437012 3058972 9.02 959400 6705300 43088 22:40:12 25383772 31629368 664692 2.02 237664 6093836 1238112 3.65 1583820 5235576 44 Average: 25396644 29908372 2394681 7.29 195937 4489351 2599640 7.67 1008132 5931011 47692 22:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:01 lo 763.94 763.94 727.53 727.53 0.00 0.00 0.00 0.00 22:10:01 ens3 129.02 101.41 1167.89 20.70 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:12 lo 1297.01 1297.01 1234.85 1234.85 0.00 0.00 0.00 0.00 22:20:12 ens3 35.41 25.38 18.57 12.69 0.00 0.00 0.00 0.00 22:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:12 lo 2444.62 2444.62 2330.06 2330.06 0.00 0.00 0.00 0.00 22:30:12 ens3 41.66 30.27 19.02 16.36 0.00 0.00 0.00 0.00 22:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:12 lo 816.61 816.61 764.43 764.43 0.00 0.00 0.00 0.00 22:40:12 ens3 90.32 88.33 239.53 303.14 0.00 0.00 0.00 0.00 22:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1330.97 1330.97 1264.64 1264.64 0.00 0.00 0.00 0.00 Average: ens3 73.86 61.13 358.80 87.93 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-45143) 08/29/26 _x86_64_ (8 CPU) 21:59:17 LINUX RESTART (8 CPU) 22:00:03 CPU %user %nice %system %iowait %steal %idle 22:10:01 all 20.15 0.00 1.05 0.13 0.01 78.66 22:10:01 0 16.37 0.00 1.00 0.04 0.01 82.59 22:10:01 1 22.94 0.00 1.17 0.57 0.01 75.31 22:10:01 2 19.46 0.00 0.99 0.06 0.01 79.48 22:10:01 3 19.07 0.00 0.81 0.02 0.01 80.09 22:10:01 4 20.01 0.00 0.99 0.09 0.01 78.90 22:10:01 5 18.70 0.00 1.14 0.08 0.01 80.07 22:10:01 6 21.30 0.00 1.16 0.10 0.01 77.43 22:10:01 7 23.35 0.00 1.16 0.10 0.01 75.38 22:20:12 all 34.23 0.00 1.49 0.05 0.01 64.21 22:20:12 0 37.00 0.00 1.53 0.10 0.01 61.35 22:20:12 1 34.38 0.00 1.48 0.05 0.01 64.07 22:20:12 2 34.21 0.00 1.39 0.03 0.01 64.35 22:20:12 3 36.40 0.00 1.51 0.03 0.02 62.03 22:20:12 4 31.83 0.00 1.53 0.05 0.01 66.57 22:20:12 5 33.30 0.00 1.59 0.03 0.01 65.07 22:20:12 6 33.25 0.00 1.46 0.04 0.01 65.23 22:20:12 7 33.42 0.00 1.46 0.05 0.01 65.05 22:30:12 all 39.43 0.00 2.07 0.07 0.01 58.42 22:30:12 0 36.93 0.00 2.36 0.18 0.01 60.52 22:30:12 1 39.66 0.00 2.13 0.05 0.01 58.15 22:30:12 2 38.08 0.00 2.40 0.07 0.01 59.43 22:30:12 3 41.22 0.00 2.08 0.05 0.01 56.64 22:30:12 4 44.10 0.00 2.02 0.05 0.01 53.82 22:30:12 5 37.81 0.00 1.92 0.05 0.01 60.21 22:30:12 6 41.58 0.00 1.82 0.05 0.01 56.54 22:30:12 7 36.03 0.00 1.85 0.06 0.02 62.05 22:40:12 all 21.65 0.00 1.09 0.08 0.01 77.17 22:40:12 0 16.01 0.00 1.21 0.05 0.01 82.72 22:40:12 1 19.35 0.00 1.16 0.02 0.01 79.47 22:40:12 2 24.88 0.00 0.99 0.04 0.01 74.09 22:40:12 3 23.99 0.00 1.27 0.08 0.01 74.66 22:40:12 4 24.73 0.00 1.10 0.02 0.01 74.15 22:40:12 5 23.18 0.00 0.99 0.08 0.01 75.74 22:40:12 6 23.79 0.00 0.99 0.04 0.01 75.18 22:40:12 7 17.30 0.00 1.01 0.33 0.01 81.35 Average: all 28.90 0.00 1.43 0.08 0.01 69.58 Average: 0 26.64 0.00 1.52 0.09 0.01 71.74 Average: 1 29.12 0.00 1.49 0.17 0.01 69.21 Average: 2 29.19 0.00 1.44 0.05 0.01 69.31 Average: 3 30.21 0.00 1.42 0.05 0.01 68.31 Average: 4 30.18 0.00 1.41 0.05 0.01 68.35 Average: 5 28.28 0.00 1.41 0.06 0.01 70.24 Average: 6 30.00 0.00 1.36 0.06 0.01 68.58 Average: 7 27.56 0.00 1.37 0.13 0.01 70.93