---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-42513 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: 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 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 932 24614 4 6545 30691 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:9d:05:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83702sec preferred_lft 83702sec inet6 fe80::f816:3eff:fe9d:583/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:bc:75:c8:c4:87 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-42513) 08/29/26 _x86_64_ (8 CPU) 14:19:39 LINUX RESTART (8 CPU) 14:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:22 55.92 10.65 42.60 2.66 1436.15 9561.38 7284.74 14:40:16 23.68 0.13 20.70 2.85 5.92 2633.51 14517.39 14:50:12 34.90 0.01 30.24 4.64 0.59 2913.19 17790.45 15:00:22 27.98 0.18 24.18 3.62 11.02 7019.64 11078.30 Average: 35.80 2.82 29.55 3.44 373.13 5586.58 12599.03 14:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:22 26526036 29899676 2411172 7.34 147268 3478224 2629700 7.75 646732 5269856 124024 14:40:16 25060552 28881120 3425104 10.42 176856 3853408 3427240 10.11 762112 6555432 72 14:50:12 24819772 29198224 3102836 9.44 216316 4320200 3584960 10.57 903920 6616244 40780 15:00:22 25403076 31611940 682404 2.08 238616 6056628 1249364 3.68 1547624 5273888 8 Average: 25452359 29897740 2405379 7.32 194764 4427115 2722816 8.03 965097 5928855 41221 14:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:22 lo 784.22 784.22 746.79 746.79 0.00 0.00 0.00 0.00 14:30:22 ens3 132.78 108.84 1287.66 25.19 0.00 0.00 0.00 0.00 14:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:16 lo 1179.29 1179.29 1122.58 1122.58 0.00 0.00 0.00 0.00 14:40:16 ens3 35.58 24.72 18.79 12.56 0.00 0.00 0.00 0.00 14:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:12 lo 2318.44 2318.44 2209.52 2209.52 0.00 0.00 0.00 0.00 14:50:12 ens3 35.34 24.43 15.16 13.09 0.00 0.00 0.00 0.00 14:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:22 lo 1087.12 1087.12 1028.32 1028.32 0.00 0.00 0.00 0.00 15:00:22 ens3 71.22 65.10 228.64 177.16 0.00 0.00 0.00 0.00 15:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1334.95 1334.95 1269.82 1269.82 0.00 0.00 0.00 0.00 Average: ens3 69.46 56.42 396.59 57.42 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-42513) 08/29/26 _x86_64_ (8 CPU) 14:19:39 LINUX RESTART (8 CPU) 14:20:00 CPU %user %nice %system %iowait %steal %idle 14:30:22 all 21.31 0.00 1.38 0.32 0.01 76.99 14:30:22 0 18.97 0.00 1.14 0.38 0.01 79.51 14:30:22 1 22.34 0.00 1.29 0.17 0.01 76.19 14:30:22 2 21.44 0.00 1.73 0.61 0.01 76.21 14:30:22 3 22.44 0.00 1.45 0.10 0.01 76.00 14:30:22 4 20.97 0.00 1.54 0.39 0.01 77.09 14:30:22 5 18.55 0.00 1.35 0.16 0.01 79.93 14:30:22 6 22.59 0.00 1.40 0.16 0.01 75.83 14:30:22 7 23.17 0.00 1.13 0.55 0.01 75.14 14:40:16 all 35.70 0.00 1.74 0.06 0.01 62.48 14:40:16 0 33.26 0.00 1.78 0.05 0.01 64.90 14:40:16 1 36.03 0.00 1.91 0.08 0.01 61.97 14:40:16 2 37.69 0.00 1.52 0.05 0.02 60.73 14:40:16 3 40.37 0.00 2.08 0.02 0.01 57.52 14:40:16 4 28.60 0.00 1.60 0.05 0.01 69.74 14:40:16 5 38.95 0.00 1.83 0.12 0.01 59.09 14:40:16 6 36.38 0.00 1.87 0.07 0.01 61.66 14:40:16 7 34.34 0.00 1.36 0.05 0.01 64.24 14:50:12 all 39.14 0.00 2.26 0.08 0.01 58.51 14:50:12 0 41.36 0.00 2.47 0.10 0.02 56.05 14:50:12 1 38.67 0.00 2.52 0.09 0.01 58.71 14:50:12 2 38.59 0.00 2.10 0.05 0.01 59.26 14:50:12 3 40.72 0.00 2.43 0.16 0.01 56.68 14:50:12 4 38.47 0.00 2.08 0.07 0.01 59.36 14:50:12 5 37.84 0.00 2.22 0.05 0.01 59.88 14:50:12 6 40.14 0.00 2.21 0.05 0.01 57.59 14:50:12 7 37.34 0.00 2.04 0.03 0.02 60.57 15:00:22 all 28.55 0.00 1.64 0.10 0.01 69.70 15:00:22 0 28.60 0.00 1.57 0.10 0.01 69.73 15:00:22 1 28.45 0.00 1.75 0.13 0.01 69.67 15:00:22 2 29.29 0.00 1.46 0.12 0.01 69.11 15:00:22 3 32.85 0.00 1.65 0.04 0.01 65.44 15:00:22 4 26.54 0.00 1.73 0.06 0.01 71.66 15:00:22 5 29.38 0.00 1.74 0.11 0.01 68.76 15:00:22 6 25.45 0.00 1.58 0.22 0.01 72.74 15:00:22 7 27.81 0.00 1.61 0.05 0.01 70.52 Average: all 31.04 0.00 1.75 0.14 0.01 67.06 Average: 0 30.41 0.00 1.73 0.16 0.01 67.69 Average: 1 31.26 0.00 1.86 0.12 0.01 66.76 Average: 2 31.61 0.00 1.70 0.21 0.01 66.46 Average: 3 33.95 0.00 1.90 0.08 0.01 64.06 Average: 4 28.55 0.00 1.74 0.15 0.01 69.56 Average: 5 31.00 0.00 1.78 0.11 0.01 67.10 Average: 6 31.00 0.00 1.76 0.13 0.01 67.10 Average: 7 30.56 0.00 1.53 0.17 0.01 67.72