---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-49532 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 18G 138G 12% / 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 755 18994 4 12342 30868 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:5d:22:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.115/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83974sec preferred_lft 83974sec inet6 fe80::f816:3eff:fe5d:2237/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:4c:de:ba:7c:35 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 inet6 fe80::c4c:deff:feba:7c35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-49532) 09/22/26 _x86_64_ (8 CPU) 13:10:58 LINUX RESTART (8 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:03 13.59 0.31 12.83 0.44 12.71 10891.58 318.30 13:40:17 32.83 1.93 29.72 1.18 305.43 14949.16 2769.50 13:50:01 6.01 0.16 5.54 0.30 10.74 270.46 983.91 Average: 17.69 0.82 16.22 0.65 111.87 8824.93 1370.25 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:03 21459772 28838148 3459296 10.53 170356 7318152 3369384 9.94 1866488 8952416 98948 13:40:17 19728252 31659488 614120 1.87 228920 11617388 1507388 4.45 3092084 9209740 60 13:50:01 18530200 30555064 1716908 5.22 231088 11702728 2341668 6.91 3115008 10398620 55216 Average: 19906075 30350900 1930108 5.87 210121 10212756 2406147 7.10 2691193 9520259 51408 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:03 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 13:30:03 ens3 66.61 56.09 260.44 14.13 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:17 lo 250.98 250.98 245.18 245.18 0.00 0.00 0.00 0.00 13:40:17 ens3 66.76 56.30 324.59 424.34 0.00 0.00 0.00 0.00 13:40:17 docker0 29.78 26.51 416.57 3.69 0.00 0.00 0.00 0.00 13:40:17 vethc6aed21 29.78 26.52 416.98 3.69 0.00 0.00 0.00 0.03 13:50:01 lo 15.66 15.66 1.65 1.65 0.00 0.00 0.00 0.00 13:50:01 ens3 128.00 154.33 164.78 2475.34 0.00 0.00 0.00 0.00 13:50:01 docker0 58.55 48.96 1020.83 6.61 0.00 0.00 0.00 0.00 Average: lo 91.12 91.12 84.18 84.18 0.00 0.00 0.00 0.00 Average: ens3 86.60 88.07 251.24 953.47 0.00 0.00 0.00 0.00 Average: docker0 29.17 24.94 473.63 3.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-49532) 09/22/26 _x86_64_ (8 CPU) 13:10:58 LINUX RESTART (8 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:03 all 33.32 0.00 1.63 0.08 0.01 64.97 13:30:03 0 38.77 0.00 1.87 0.02 0.01 59.32 13:30:03 1 32.02 0.00 1.48 0.01 0.01 66.47 13:30:03 2 36.77 0.00 1.63 0.03 0.01 61.56 13:30:03 3 30.94 0.00 1.57 0.05 0.01 67.43 13:30:03 4 35.28 0.00 1.52 0.04 0.01 63.14 13:30:03 5 27.93 0.00 1.86 0.16 0.01 70.05 13:30:03 6 31.25 0.00 1.59 0.28 0.02 66.87 13:30:03 7 33.58 0.00 1.50 0.01 0.02 64.90 13:40:17 all 9.98 0.00 0.95 0.15 0.01 88.92 13:40:17 0 14.19 0.00 1.54 0.05 0.01 84.20 13:40:17 1 11.31 0.00 1.13 0.13 0.00 87.42 13:40:17 2 8.29 0.00 0.77 0.08 0.00 90.84 13:40:17 3 7.62 0.00 0.62 0.10 0.00 91.65 13:40:17 4 8.63 0.00 0.71 0.29 0.01 90.37 13:40:17 5 8.76 0.00 0.72 0.25 0.00 90.27 13:40:17 6 10.73 0.00 0.80 0.11 0.00 88.35 13:40:17 7 10.29 0.00 1.26 0.19 0.00 88.26 13:50:01 all 6.66 0.00 0.47 0.02 0.00 92.85 13:50:01 0 9.66 0.00 0.95 0.02 0.01 89.37 13:50:01 1 9.44 0.00 0.67 0.04 0.00 89.84 13:50:01 2 6.51 0.00 0.28 0.01 0.00 93.20 13:50:01 3 3.04 0.00 0.15 0.01 0.00 96.79 13:50:01 4 10.01 0.00 0.25 0.01 0.00 89.73 13:50:01 5 1.44 0.00 0.18 0.01 0.00 98.38 13:50:01 6 3.14 0.00 0.18 0.08 0.00 96.59 13:50:01 7 10.03 0.00 1.10 0.00 0.00 88.86 Average: all 16.69 0.00 1.02 0.08 0.01 82.20 Average: 0 20.93 0.00 1.46 0.03 0.01 77.57 Average: 1 17.62 0.00 1.10 0.06 0.01 81.21 Average: 2 17.21 0.00 0.90 0.04 0.01 81.84 Average: 3 13.91 0.00 0.79 0.05 0.01 85.25 Average: 4 17.97 0.00 0.83 0.11 0.01 81.07 Average: 5 12.77 0.00 0.92 0.14 0.01 86.16 Average: 6 15.12 0.00 0.86 0.16 0.01 83.85 Average: 7 17.97 0.00 1.29 0.07 0.01 80.66