---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4095 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 820 17531 4 13739 30800 Swap: 1023 1 1022 ---> 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:3d:39:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.159/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84926sec preferred_lft 84926sec inet6 fe80::f816:3eff:fe3d:3976/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:04:5f:2a:0a:5c 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::1004:5fff:fe2a:a5c/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-4095) 10/22/26 _x86_64_ (8 CPU) 08:56:18 LINUX RESTART (8 CPU) 09:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:01 443.26 0.81 408.45 34.00 243.83 53677.06 568382.93 09:20:11 60.83 3.03 49.58 8.21 166.87 7941.17 80021.27 Average: 248.51 1.94 225.70 20.87 204.64 30386.67 319691.29 09:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:01 1552952 20673120 11481904 34.94 578204 17696940 17768940 52.40 4487240 23173592 1228 09:20:11 18044656 31608272 587872 1.79 567128 12220216 1593904 4.70 4154424 9068352 27288 Average: 9798804 26140696 6034888 18.36 572666 14958578 9681422 28.55 4320832 16120972 14258 09:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 09:10:01 ens3 304.97 197.51 3198.76 64.66 0.00 0.00 0.00 0.00 09:10:01 docker0 39.16 64.38 2.18 784.75 0.00 0.00 0.00 0.00 09:10:01 br-ff466ab605df 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:10:01 veth2b8c98d 56.31 58.59 27.19 33.71 0.00 0.00 0.00 0.00 09:10:01 veth68c8034 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:10:01 veth91888dd 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:10:01 vethebd5252 0.14 0.19 0.02 0.08 0.00 0.00 0.00 0.00 09:10:01 veth3fae9d3 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:10:01 veth4023db6 54.77 51.55 45.89 24.50 0.00 0.00 0.00 0.00 09:10:01 veth039d587 0.98 1.73 1.08 13.31 0.00 0.00 0.00 0.00 09:10:01 veth5cb1531 0.74 0.67 0.10 0.81 0.00 0.00 0.00 0.00 09:20:11 lo 72.09 72.09 324.69 324.69 0.00 0.00 0.00 0.00 09:20:11 ens3 18.24 15.37 48.01 5.09 0.00 0.00 0.00 0.00 09:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 37.01 37.01 165.37 165.37 0.00 0.00 0.00 0.00 Average: ens3 158.96 104.76 1594.28 34.33 0.00 0.00 0.00 0.00 Average: docker0 19.22 31.59 1.07 385.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-4095) 10/22/26 _x86_64_ (8 CPU) 08:56:18 LINUX RESTART (8 CPU) 09:00:13 CPU %user %nice %system %iowait %steal %idle 09:10:01 all 25.46 0.02 4.77 1.85 0.05 67.85 09:10:01 0 24.48 0.03 5.64 1.49 0.04 68.31 09:10:01 1 23.36 0.02 5.19 3.81 0.05 67.58 09:10:01 2 27.73 0.02 4.77 2.18 0.05 65.25 09:10:01 3 27.78 0.02 4.93 1.65 0.05 65.57 09:10:01 4 29.80 0.02 4.58 1.28 0.05 64.27 09:10:01 5 24.14 0.02 4.37 1.66 0.05 69.75 09:10:01 6 21.90 0.04 4.32 1.09 0.04 72.61 09:10:01 7 24.48 0.04 4.37 1.61 0.05 69.45 09:20:11 all 22.30 0.01 4.92 0.77 0.12 71.89 09:20:11 0 21.70 0.00 6.20 0.53 0.11 71.46 09:20:11 1 21.47 0.01 5.37 0.43 0.12 72.60 09:20:11 2 21.92 0.01 5.07 1.00 0.12 71.88 09:20:11 3 22.51 0.02 4.65 0.52 0.11 72.19 09:20:11 4 22.39 0.00 4.57 0.60 0.13 72.31 09:20:11 5 22.55 0.01 4.51 1.16 0.11 71.67 09:20:11 6 23.97 0.00 4.50 1.00 0.11 70.42 09:20:11 7 21.89 0.01 4.43 0.91 0.12 72.63 Average: all 23.85 0.02 4.85 1.30 0.08 69.91 Average: 0 23.06 0.02 5.93 1.00 0.08 69.92 Average: 1 22.39 0.01 5.29 2.08 0.08 70.14 Average: 2 24.76 0.02 4.92 1.58 0.08 68.63 Average: 3 25.10 0.02 4.78 1.07 0.08 68.95 Average: 4 26.03 0.01 4.58 0.94 0.09 68.36 Average: 5 23.33 0.02 4.44 1.40 0.08 70.73 Average: 6 22.95 0.02 4.41 1.04 0.08 71.49 Average: 7 23.16 0.03 4.40 1.26 0.09 71.07