---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1628 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 24G 132G 16% / 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 862 13531 4 17698 30761 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:2a:2b:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.223/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84208sec preferred_lft 84208sec inet6 fe80::f816:3eff:fe2a:2bfb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:54:bc:7e:ea:7d 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::8854:bcff:fe7e:ea7d/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-1628) 10/14/26 _x86_64_ (8 CPU) 09:27:21 LINUX RESTART (8 CPU) 09:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:56 411.42 1.35 377.79 32.28 57.48 26458.53 502058.90 09:50:01 11.75 0.25 10.42 1.09 2.67 1660.72 3296.74 10:00:08 26.75 0.11 23.92 2.71 15.77 7159.57 67497.88 Average: 159.51 0.60 146.14 12.77 26.67 12375.86 203097.98 09:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:56 18189804 29185156 3048560 9.28 505484 9937280 3287204 9.69 2896860 10465032 31516 09:50:01 15668020 27051020 5176448 15.75 512864 10287800 9194480 27.11 3049328 12796332 6528 10:00:08 12037460 25833524 6386280 19.43 527440 12604424 7052216 20.80 3519256 15838960 566156 Average: 15298428 27356567 4870429 14.82 515263 10943168 6511300 19.20 3155148 13033441 201400 09:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:56 lo 2.58 2.58 1.01 1.01 0.00 0.00 0.00 0.00 09:40:56 ens3 427.33 282.38 2457.54 776.54 0.00 0.00 0.00 0.00 09:40:56 docker0 5.04 7.80 0.32 149.02 0.00 0.00 0.00 0.00 09:50:01 lo 6.95 6.95 1.14 1.14 0.00 0.00 0.00 0.00 09:50:01 ens3 78.17 61.03 81.64 177.14 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:08 lo 2.59 2.59 0.68 0.68 0.00 0.00 0.00 0.00 10:00:08 ens3 54.28 27.55 459.74 180.62 0.00 0.00 0.00 0.00 10:00:08 docker0 0.58 0.61 0.46 0.10 0.00 0.00 0.00 0.00 10:00:08 vethf638e63 0.02 0.05 0.00 0.00 0.00 0.00 0.00 0.00 10:00:08 vethc1f7c6e 0.26 0.30 0.33 0.06 0.00 0.00 0.00 0.00 Average: lo 3.91 3.91 0.94 0.94 0.00 0.00 0.00 0.00 Average: ens3 194.73 128.71 1057.89 392.30 0.00 0.00 0.00 0.00 Average: docker0 1.99 2.99 0.27 53.24 0.00 0.00 0.00 0.00 Average: vethf638e63 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc1f7c6e 0.09 0.10 0.11 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1628) 10/14/26 _x86_64_ (8 CPU) 09:27:21 LINUX RESTART (8 CPU) 09:30:16 CPU %user %nice %system %iowait %steal %idle 09:40:56 all 59.35 0.00 4.17 0.52 0.20 35.75 09:40:56 0 57.14 0.00 4.34 0.42 0.20 37.89 09:40:56 1 56.86 0.00 4.46 0.68 0.20 37.79 09:40:56 2 57.26 0.00 4.45 0.99 0.22 37.08 09:40:56 3 58.75 0.00 3.76 0.37 0.19 36.92 09:40:56 4 56.79 0.00 3.98 0.57 0.21 38.45 09:40:56 5 69.02 0.00 4.38 0.26 0.19 26.15 09:40:56 6 56.76 0.00 4.32 0.60 0.21 38.11 09:40:56 7 62.23 0.00 3.68 0.28 0.19 33.62 09:50:01 all 95.92 0.00 3.26 0.00 0.12 0.70 09:50:01 0 95.73 0.00 3.28 0.00 0.13 0.86 09:50:01 1 95.95 0.00 3.32 0.00 0.12 0.61 09:50:01 2 95.97 0.00 3.20 0.00 0.10 0.72 09:50:01 3 96.06 0.00 3.17 0.00 0.09 0.68 09:50:01 4 95.62 0.00 3.45 0.00 0.13 0.80 09:50:01 5 95.99 0.00 3.31 0.00 0.12 0.58 09:50:01 6 95.91 0.00 3.17 0.00 0.13 0.80 09:50:01 7 96.10 0.00 3.17 0.00 0.14 0.59 10:00:08 all 91.27 0.00 3.17 0.06 0.06 5.44 10:00:08 0 91.79 0.00 3.22 0.01 0.06 4.91 10:00:08 1 90.02 0.00 3.29 0.00 0.05 6.63 10:00:08 2 90.74 0.00 3.04 0.03 0.06 6.13 10:00:08 3 91.16 0.00 2.90 0.03 0.06 5.86 10:00:08 4 91.57 0.00 3.22 0.22 0.06 4.93 10:00:08 5 91.71 0.00 3.34 0.09 0.07 4.79 10:00:08 6 91.38 0.00 3.08 0.02 0.06 5.46 10:00:08 7 91.78 0.00 3.25 0.04 0.07 4.85 Average: all 81.32 0.00 3.55 0.21 0.13 14.79 Average: 0 80.63 0.00 3.64 0.16 0.14 15.44 Average: 1 80.03 0.00 3.72 0.25 0.13 15.88 Average: 2 80.42 0.00 3.59 0.36 0.13 15.50 Average: 3 81.11 0.00 3.29 0.14 0.12 15.34 Average: 4 80.42 0.00 3.56 0.28 0.13 15.61 Average: 5 84.94 0.00 3.70 0.13 0.13 11.11 Average: 6 80.45 0.00 3.55 0.22 0.13 15.65 Average: 7 82.57 0.00 3.38 0.12 0.14 13.80