---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4452 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: 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 23G 133G 15% / 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 824 14066 4 17201 30799 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:c0:c8:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.55/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84443sec preferred_lft 84443sec inet6 fe80::f816:3eff:fec0:c830/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:be:63:e4:ef: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 inet6 fe80::68be:63ff:fee4:ef87/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4452) 09/23/26 _x86_64_ (8 CPU) 12:59:24 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:00 506.67 6.94 486.16 13.57 482.06 35809.80 33303.90 13:20:00 11.88 0.24 10.56 1.08 3.35 1276.32 304.93 13:30:00 94.37 0.05 64.75 29.56 6.29 13596.91 606948.09 Average: 204.31 2.41 187.16 14.74 163.90 16894.24 213519.98 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:00 16068084 26723628 5512040 16.77 489560 9636440 6710832 19.79 2843132 12669964 14364 13:20:00 15552024 26535336 5696576 17.33 507104 9908104 10309404 30.40 2936556 13039676 4364 13:30:00 11546324 25976060 6243028 19.00 531492 13203944 5949348 17.54 3877368 15932436 324584 Average: 14388811 26411675 5817215 17.70 509385 10916163 7656528 22.58 3219019 13880692 114437 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:00 lo 2.99 2.99 1.10 1.10 0.00 0.00 0.00 0.00 13:10:00 ens3 456.68 309.29 3778.83 835.49 0.00 0.00 0.00 0.00 13:10:00 docker0 14.35 20.59 0.82 261.45 0.00 0.00 0.00 0.00 13:20:00 lo 5.87 5.87 0.98 0.98 0.00 0.00 0.00 0.00 13:20:00 ens3 104.55 78.43 142.70 45.31 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1.44 1.44 0.15 0.15 0.00 0.00 0.00 0.00 13:30:00 ens3 143.37 98.27 622.73 980.37 0.00 0.00 0.00 0.00 13:30:00 docker0 8.67 24.59 0.51 429.22 0.00 0.00 0.00 0.00 Average: lo 3.43 3.43 0.74 0.74 0.00 0.00 0.00 0.00 Average: ens3 234.86 161.99 1514.74 620.39 0.00 0.00 0.00 0.00 Average: docker0 7.67 15.06 0.45 230.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4452) 09/23/26 _x86_64_ (8 CPU) 12:59:24 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:00 all 53.84 0.00 5.21 0.78 0.03 40.15 13:10:00 0 54.21 0.00 5.29 0.95 0.03 39.52 13:10:00 1 51.98 0.00 5.29 0.85 0.03 41.84 13:10:00 2 56.08 0.00 4.94 0.59 0.02 38.38 13:10:00 3 54.23 0.00 5.98 0.78 0.02 38.98 13:10:00 4 55.54 0.00 4.87 1.03 0.03 38.52 13:10:00 5 52.97 0.00 4.85 0.70 0.03 41.46 13:10:00 6 54.14 0.00 5.29 0.73 0.03 39.81 13:10:00 7 51.54 0.00 5.15 0.58 0.03 42.70 13:20:00 all 89.61 0.00 3.05 0.00 0.04 7.29 13:20:00 0 89.55 0.00 3.01 0.00 0.04 7.39 13:20:00 1 89.39 0.00 2.96 0.00 0.04 7.61 13:20:00 2 89.77 0.00 2.99 0.00 0.04 7.20 13:20:00 3 90.97 0.00 3.10 0.00 0.03 5.91 13:20:00 4 91.30 0.00 3.31 0.00 0.03 5.35 13:20:00 5 89.53 0.00 2.95 0.00 0.04 7.48 13:20:00 6 88.65 0.00 3.20 0.00 0.04 8.10 13:20:00 7 87.75 0.00 2.91 0.01 0.03 9.30 13:30:00 all 82.41 0.00 3.65 0.22 0.03 13.69 13:30:00 0 81.49 0.00 3.73 0.10 0.03 14.65 13:30:00 1 83.41 0.00 3.87 0.13 0.04 12.55 13:30:00 2 81.85 0.00 3.53 0.22 0.03 14.37 13:30:00 3 83.05 0.00 3.52 0.49 0.03 12.91 13:30:00 4 82.87 0.00 3.62 0.15 0.04 13.32 13:30:00 5 82.30 0.00 3.60 0.31 0.03 13.76 13:30:00 6 82.04 0.00 3.94 0.12 0.04 13.86 13:30:00 7 82.29 0.00 3.38 0.24 0.03 14.07 Average: all 75.33 0.00 3.97 0.33 0.03 20.34 Average: 0 75.11 0.00 4.01 0.35 0.03 20.50 Average: 1 74.96 0.00 4.04 0.33 0.04 20.64 Average: 2 75.93 0.00 3.82 0.27 0.03 19.96 Average: 3 76.13 0.00 4.20 0.42 0.03 19.22 Average: 4 76.61 0.00 3.93 0.39 0.03 19.03 Average: 5 74.97 0.00 3.80 0.34 0.03 20.86 Average: 6 74.99 0.00 4.14 0.28 0.04 20.55 Average: 7 73.90 0.00 3.81 0.27 0.03 21.98