---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5231 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 25G 131G 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 830 18450 4 12811 30787 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:c0:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.156/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85006sec preferred_lft 85006sec inet6 fe80::f816:3eff:fec0:c0aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:e8:38:ba:dd:b9 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::2ce8:38ff:feba:ddb9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-5231) 10/26/26 _x86_64_ (8 CPU) 11:17:42 LINUX RESTART (8 CPU) 11:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:14 573.36 1.32 553.92 18.12 71.62 65412.14 79236.47 11:40:00 62.94 2.08 52.65 8.20 54.33 8162.36 44100.82 Average: 324.33 1.69 309.36 13.28 63.18 37480.58 62094.16 11:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:14 814452 19753604 12403556 37.74 575864 17525844 18741864 55.27 4442768 23950180 1204 11:40:00 10527368 23375912 8783024 26.73 560120 11559588 11192500 33.01 4080732 14745988 316 Average: 5670910 21564758 10593290 32.24 567992 14542716 14967182 44.14 4261750 19348084 760 11:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:14 lo 0.77 0.77 0.06 0.06 0.00 0.00 0.00 0.00 11:30:14 ens3 484.87 286.87 4533.87 83.71 0.00 0.00 0.00 0.00 11:30:14 docker0 36.26 60.79 2.05 850.99 0.00 0.00 0.00 0.00 11:30:14 br-b5d8eed6b6a6 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 11:30:14 vethe5b1d9b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:14 veth01e7fb2 28.60 28.55 9.98 11.02 0.00 0.00 0.00 0.00 11:30:14 vethcfb046d 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:14 veth4cd6a31 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:30:14 vethb21b8e4 0.11 0.17 0.01 0.05 0.00 0.00 0.00 0.00 11:30:14 veth3ed27a6 22.89 22.48 13.26 6.94 0.00 0.00 0.00 0.00 11:30:14 vethe251551 0.37 0.58 0.53 3.63 0.00 0.00 0.00 0.00 11:30:14 vethf223be3 0.48 0.46 0.06 0.62 0.00 0.00 0.00 0.00 11:40:00 lo 74.50 74.50 337.36 337.36 0.00 0.00 0.00 0.00 11:40:00 ens3 12.85 11.60 33.17 4.35 0.00 0.00 0.00 0.00 11:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 br-b5d8eed6b6a6 54.40 60.96 89.89 281.20 0.00 0.00 0.00 0.00 11:40:00 vethe5b1d9b 0.24 0.24 0.03 0.08 0.00 0.00 0.00 0.00 11:40:00 veth01e7fb2 134.25 141.41 101.52 74.72 0.00 0.00 0.00 0.01 11:40:00 vethcfb046d 38.99 37.91 352.39 86.14 0.00 0.00 0.00 0.03 Average: lo 36.74 36.74 164.63 164.63 0.00 0.00 0.00 0.00 Average: ens3 254.57 152.57 2338.03 44.99 0.00 0.00 0.00 0.00 Average: docker0 18.57 31.13 1.05 435.80 0.00 0.00 0.00 0.00 Average: br-b5d8eed6b6a6 26.68 29.87 43.86 137.20 0.00 0.00 0.00 0.00 Average: vethe5b1d9b 0.13 0.18 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth01e7fb2 80.14 83.61 54.65 42.10 0.00 0.00 0.00 0.00 Average: vethcfb046d 19.04 18.56 171.93 42.03 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-5231) 10/26/26 _x86_64_ (8 CPU) 11:17:42 LINUX RESTART (8 CPU) 11:20:00 CPU %user %nice %system %iowait %steal %idle 11:30:14 all 27.26 0.02 5.35 1.65 0.03 65.70 11:30:14 0 27.36 0.02 5.56 1.56 0.03 65.47 11:30:14 1 25.37 0.01 5.02 1.35 0.02 68.23 11:30:14 2 25.95 0.02 4.96 1.29 0.02 67.76 11:30:14 3 28.09 0.02 5.77 1.34 0.03 64.76 11:30:14 4 25.49 0.03 5.22 2.17 0.02 67.07 11:30:14 5 31.19 0.03 4.93 1.59 0.02 62.24 11:30:14 6 28.07 0.02 5.38 2.32 0.03 64.19 11:30:14 7 26.55 0.02 5.95 1.57 0.03 65.88 11:40:00 all 22.12 0.01 4.46 0.23 0.10 73.09 11:40:00 0 21.12 0.00 5.28 0.27 0.09 73.24 11:40:00 1 22.22 0.01 4.72 0.17 0.09 72.78 11:40:00 2 22.13 0.01 4.63 0.38 0.11 72.74 11:40:00 3 21.84 0.01 4.37 0.15 0.10 73.54 11:40:00 4 21.70 0.01 4.22 0.29 0.10 73.68 11:40:00 5 22.70 0.00 4.00 0.23 0.10 72.97 11:40:00 6 23.14 0.02 4.20 0.14 0.09 72.42 11:40:00 7 22.13 0.01 4.21 0.22 0.09 73.34 Average: all 24.75 0.01 4.91 0.96 0.06 69.31 Average: 0 24.31 0.01 5.42 0.93 0.06 69.27 Average: 1 23.83 0.01 4.87 0.77 0.06 70.46 Average: 2 24.09 0.01 4.80 0.85 0.07 70.19 Average: 3 25.04 0.01 5.09 0.76 0.06 69.04 Average: 4 23.64 0.02 4.73 1.25 0.06 70.29 Average: 5 27.04 0.02 4.47 0.93 0.06 67.48 Average: 6 25.67 0.02 4.80 1.25 0.06 68.20 Average: 7 24.39 0.01 5.10 0.91 0.06 69.52