---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16795 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 24G 132G 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 889 13593 4 17609 30734 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:64:53:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.229/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84409sec preferred_lft 84409sec inet6 fe80::f816:3eff:fe64:5365/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:3b:80:20:d2:b5 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::403b:80ff:fe20:d2b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16795) 08/31/26 _x86_64_ (8 CPU) 08:59:06 LINUX RESTART (8 CPU) 09:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:01 507.51 6.05 462.91 38.55 434.20 36540.38 547694.60 09:20:01 11.68 0.24 10.31 1.13 3.43 1294.23 895.02 09:30:09 67.98 0.05 63.61 4.33 6.59 13492.14 41209.95 Average: 194.81 2.10 178.12 14.60 147.13 17070.76 195525.41 09:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:01 14093776 25141356 7090392 21.58 498400 10002868 8834140 26.05 2921124 14534308 8288 09:20:01 14416412 25797368 6430524 19.57 515664 10282352 10918088 32.20 3014456 14080468 3700 09:30:09 10368016 25014436 7202012 21.92 537872 13401600 6856292 20.22 3947512 17036448 138760 Average: 12959401 25317720 6907643 21.02 517312 11228940 8869507 26.16 3294364 15217075 50249 09:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:01 lo 2.78 2.78 1.08 1.08 0.00 0.00 0.00 0.00 09:10:01 ens3 429.45 314.04 3778.16 880.24 0.00 0.00 0.00 0.00 09:10:01 docker0 12.23 17.80 0.75 261.11 0.00 0.00 0.00 0.00 09:20:01 lo 5.89 5.89 0.98 0.98 0.00 0.00 0.00 0.00 09:20:01 ens3 85.81 58.87 137.02 39.60 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:09 lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 09:30:09 ens3 139.08 98.19 615.39 973.79 0.00 0.00 0.00 0.00 09:30:09 docker0 9.42 25.43 0.56 431.88 0.00 0.00 0.00 0.00 Average: lo 3.36 3.36 0.73 0.73 0.00 0.00 0.00 0.00 Average: ens3 217.53 156.60 1503.72 632.38 0.00 0.00 0.00 0.00 Average: docker0 7.22 14.46 0.44 231.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16795) 08/31/26 _x86_64_ (8 CPU) 08:59:06 LINUX RESTART (8 CPU) 09:00:03 CPU %user %nice %system %iowait %steal %idle 09:10:01 all 57.67 0.00 5.10 0.64 0.02 36.57 09:10:01 0 56.90 0.00 4.92 0.71 0.02 37.44 09:10:01 1 60.60 0.00 5.49 0.49 0.03 33.39 09:10:01 2 55.61 0.00 5.24 0.75 0.03 38.37 09:10:01 3 55.80 0.00 4.55 0.75 0.02 38.88 09:10:01 4 58.86 0.00 5.29 0.53 0.01 35.31 09:10:01 5 56.33 0.00 5.51 0.77 0.01 37.37 09:10:01 6 58.84 0.00 5.01 0.47 0.01 35.67 09:10:01 7 58.44 0.00 4.78 0.64 0.02 36.13 09:20:01 all 89.98 0.00 3.12 0.00 0.03 6.86 09:20:01 0 88.14 0.00 2.85 0.00 0.02 8.99 09:20:01 1 91.72 0.00 2.87 0.00 0.02 5.39 09:20:01 2 89.97 0.00 3.41 0.00 0.05 6.57 09:20:01 3 88.41 0.00 2.95 0.00 0.02 8.63 09:20:01 4 92.85 0.00 3.39 0.00 0.05 3.71 09:20:01 5 89.54 0.00 3.32 0.00 0.05 7.09 09:20:01 6 90.34 0.00 3.18 0.01 0.02 6.44 09:20:01 7 88.91 0.00 3.00 0.00 0.01 8.08 09:30:09 all 82.34 0.00 3.69 0.20 0.04 13.73 09:30:09 0 82.94 0.00 3.75 0.09 0.03 13.18 09:30:09 1 82.22 0.00 3.50 0.38 0.03 13.88 09:30:09 2 82.01 0.00 3.80 0.23 0.04 13.91 09:30:09 3 82.06 0.00 3.71 0.14 0.04 14.06 09:30:09 4 82.87 0.00 3.86 0.20 0.03 13.04 09:30:09 5 81.81 0.00 4.09 0.14 0.06 13.91 09:30:09 6 82.47 0.00 3.49 0.12 0.04 13.89 09:30:09 7 82.35 0.00 3.36 0.29 0.03 13.97 Average: all 76.74 0.00 3.97 0.28 0.03 18.98 Average: 0 76.07 0.00 3.84 0.27 0.02 19.80 Average: 1 78.24 0.00 3.95 0.29 0.02 17.50 Average: 2 75.94 0.00 4.15 0.33 0.04 19.55 Average: 3 75.51 0.00 3.73 0.29 0.03 20.44 Average: 4 78.27 0.00 4.17 0.24 0.03 17.28 Average: 5 75.98 0.00 4.30 0.30 0.04 19.38 Average: 6 77.29 0.00 3.89 0.20 0.02 18.60 Average: 7 76.64 0.00 3.71 0.31 0.02 19.32