---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2887 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 991 13828 4 17271 30632 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:9a:fd:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.57/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83735sec preferred_lft 83735sec inet6 fe80::f816:3eff:fe9a:fddf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:dc:8f:f5:e2:91 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::c0dc:8fff:fef5:e291/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2887) 10/18/26 _x86_64_ (8 CPU) 14:35:40 LINUX RESTART (8 CPU) 14:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:12 266.01 6.58 250.92 8.50 683.19 20792.67 12579.06 15:00:12 263.47 1.01 234.81 27.65 26.73 14420.71 511619.52 15:10:03 18.71 0.11 17.30 1.30 11.58 4625.27 2656.73 Average: 183.53 2.58 168.41 12.54 241.62 13321.86 176460.54 14:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:12 19177460 26706320 5551928 16.89 409796 6837188 2877120 8.48 1577420 10980716 359496 15:00:12 14330620 24916652 7315524 22.26 506928 9524812 11390488 33.59 2829128 14386188 2588 15:10:03 12632504 24530792 7693368 23.41 519520 10768984 12459672 36.74 3062436 15775792 708 Average: 15380195 25384588 6853607 20.86 478748 9043661 8909093 26.27 2489661 13714232 120931 14:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:12 lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 14:50:12 ens3 274.55 176.78 3170.66 165.31 0.00 0.00 0.00 0.00 14:50:12 docker0 11.45 14.85 0.63 104.14 0.00 0.00 0.00 0.00 15:00:12 lo 2.45 2.45 1.04 1.04 0.00 0.00 0.00 0.00 15:00:12 ens3 317.92 241.48 872.17 508.75 0.00 0.00 0.00 0.00 15:00:12 docker0 8.55 13.14 0.51 164.81 0.00 0.00 0.00 0.00 15:10:03 lo 7.52 7.52 1.28 1.28 0.00 0.00 0.00 0.00 15:10:03 ens3 94.34 62.15 512.72 170.19 0.00 0.00 0.00 0.00 15:10:03 docker0 0.27 0.27 0.14 0.04 0.00 0.00 0.00 0.00 15:10:03 vetheb73881 0.03 0.06 0.00 0.00 0.00 0.00 0.00 0.00 15:10:03 veth2a350d6 0.24 0.25 0.14 0.04 0.00 0.00 0.00 0.00 Average: lo 3.56 3.56 0.80 0.80 0.00 0.00 0.00 0.00 Average: ens3 229.59 160.61 1523.44 281.96 0.00 0.00 0.00 0.00 Average: docker0 6.79 9.46 0.42 90.10 0.00 0.00 0.00 0.00 Average: vetheb73881 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2a350d6 0.08 0.08 0.05 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2887) 10/18/26 _x86_64_ (8 CPU) 14:35:40 LINUX RESTART (8 CPU) 14:40:12 CPU %user %nice %system %iowait %steal %idle 14:50:12 all 9.61 0.00 2.09 0.52 0.01 87.78 14:50:12 0 9.46 0.00 2.32 0.31 0.01 87.90 14:50:12 1 9.73 0.00 2.40 0.42 0.01 87.45 14:50:12 2 10.58 0.00 2.36 0.93 0.01 86.13 14:50:12 3 10.97 0.00 2.09 0.49 0.01 86.44 14:50:12 4 9.51 0.00 1.92 0.59 0.01 87.97 14:50:12 5 8.93 0.00 1.85 0.34 0.01 88.87 14:50:12 6 8.63 0.00 2.02 0.46 0.00 88.89 14:50:12 7 9.11 0.00 1.73 0.60 0.01 88.56 15:00:12 all 72.42 0.00 4.10 0.27 0.03 23.19 15:00:12 0 72.22 0.00 4.22 0.28 0.04 23.24 15:00:12 1 70.69 0.00 3.93 0.27 0.03 25.09 15:00:12 2 70.83 0.00 4.34 0.31 0.02 24.49 15:00:12 3 74.30 0.00 4.06 0.23 0.03 21.38 15:00:12 4 72.44 0.00 3.78 0.16 0.03 23.59 15:00:12 5 71.67 0.00 4.42 0.44 0.03 23.44 15:00:12 6 72.55 0.00 3.99 0.18 0.03 23.25 15:00:12 7 74.65 0.00 4.04 0.29 0.02 21.00 15:10:03 all 96.34 0.00 3.50 0.00 0.04 0.11 15:10:03 0 96.45 0.00 3.39 0.00 0.05 0.11 15:10:03 1 96.39 0.00 3.40 0.00 0.07 0.14 15:10:03 2 96.43 0.00 3.41 0.00 0.03 0.13 15:10:03 3 96.25 0.00 3.62 0.00 0.03 0.10 15:10:03 4 96.26 0.00 3.57 0.00 0.05 0.12 15:10:03 5 96.16 0.00 3.68 0.00 0.03 0.12 15:10:03 6 96.54 0.00 3.34 0.00 0.04 0.08 15:10:03 7 96.26 0.00 3.59 0.00 0.04 0.11 Average: all 59.33 0.00 3.23 0.26 0.02 37.16 Average: 0 59.23 0.00 3.31 0.20 0.03 37.23 Average: 1 58.80 0.00 3.24 0.23 0.04 37.69 Average: 2 59.14 0.00 3.37 0.42 0.02 37.06 Average: 3 60.39 0.00 3.26 0.24 0.02 36.09 Average: 4 59.27 0.00 3.09 0.25 0.03 37.36 Average: 5 58.78 0.00 3.32 0.26 0.02 37.62 Average: 6 59.13 0.00 3.11 0.22 0.02 37.52 Average: 7 59.86 0.00 3.12 0.30 0.02 36.70