---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17623 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: 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 1.7M 3.2G 1% /run /dev/vda1 155G 26G 130G 17% / 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 6850 5589 10 19652 24740 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:48:70:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.162/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84608sec preferred_lft 84608sec inet6 fe80::f816:3eff:fe48:70b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:bf:a4:d3:3b:3a 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::4cbf:a4ff:fed3:3b3a/64 scope link valid_lft forever preferred_lft forever 96: br-dee94912f55f: mtu 1500 qdisc noqueue state UP group default link/ether 2e:4a:1f:04:47:ee brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-dee94912f55f valid_lft forever preferred_lft forever inet6 fe80::2c4a:1fff:fe04:47ee/64 scope link valid_lft forever preferred_lft forever 99: vetha8812fd@if2: mtu 1500 qdisc noqueue master br-dee94912f55f state UP group default link/ether 22:7b:ba:91:ae:29 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::207b:baff:fe91:ae29/64 scope link valid_lft forever preferred_lft forever 100: veth8f0fcbf@if2: mtu 1500 qdisc noqueue master br-dee94912f55f state UP group default link/ether 9e:6d:8a:55:6d:82 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::9c6d:8aff:fe55:6d82/64 scope link valid_lft forever preferred_lft forever 101: veth2f83337@if2: mtu 1500 qdisc noqueue master br-dee94912f55f state UP group default link/ether 2e:86:96:c5:17:98 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::2c86:96ff:fec5:1798/64 scope link valid_lft forever preferred_lft forever 102: vethee4f082@if2: mtu 1500 qdisc noqueue master br-dee94912f55f state UP group default link/ether 7a:b2:3a:01:68:c2 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::78b2:3aff:fe01:68c2/64 scope link valid_lft forever preferred_lft forever 103: veth8658292@if2: mtu 1500 qdisc noqueue master br-dee94912f55f state UP group default link/ether 76:04:fc:8a:62:b8 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::7404:fcff:fe8a:62b8/64 scope link valid_lft forever preferred_lft forever 107: veth081c7fd@if2: mtu 1500 qdisc noqueue master br-dee94912f55f state UP group default link/ether d2:35:d9:02:12:1d brd ff:ff:ff:ff:ff:ff link-netnsid 7 inet6 fe80::d035:d9ff:fe02:121d/64 scope link valid_lft forever preferred_lft forever 110: veth9338699@if2: mtu 1500 qdisc noqueue master br-dee94912f55f state UP group default link/ether 96:9b:c5:d5:8f:44 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::949b:c5ff:fed5:8f44/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17623) 09/03/26 _x86_64_ (8 CPU) 10:59:47 LINUX RESTART (8 CPU) 11:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:24 29.48 8.70 20.64 0.13 1398.98 13929.00 986.40 11:20:00 611.37 4.98 588.00 18.39 316.12 73550.21 65156.71 Average: 309.20 6.91 293.38 8.91 878.44 42589.74 31833.96 11:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:24 29359144 31528292 829208 2.52 92572 2391200 1606836 4.74 294256 2857724 199464 11:20:00 8210992 27653224 4549224 13.84 563348 18000588 4750376 14.01 4646816 18288252 356 Average: 18785068 29590758 2689216 8.18 327960 10195894 3178606 9.37 2470536 10572988 99910 11:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:24 lo 0.26 0.26 0.02 0.02 0.00 0.00 0.00 0.00 11:10:24 ens3 42.42 33.41 436.40 7.75 0.00 0.00 0.00 0.00 11:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 11:20:00 ens3 491.79 318.35 5322.77 89.71 0.00 0.00 0.00 0.00 11:20:00 docker0 41.67 75.05 2.40 902.57 0.00 0.00 0.00 0.00 11:20:00 br-dee94912f55f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 258.44 170.39 2785.35 47.15 0.00 0.00 0.00 0.00 Average: docker0 20.03 36.08 1.15 433.88 0.00 0.00 0.00 0.00 Average: br-dee94912f55f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17623) 09/03/26 _x86_64_ (8 CPU) 10:59:47 LINUX RESTART (8 CPU) 11:00:02 CPU %user %nice %system %iowait %steal %idle 11:10:24 all 0.89 0.00 0.19 0.20 0.01 98.72 11:10:24 0 0.56 0.00 0.15 0.09 0.00 99.19 11:10:24 1 1.04 0.00 0.20 0.29 0.01 98.47 11:10:24 2 1.39 0.00 0.28 0.05 0.00 98.27 11:10:24 3 0.38 0.00 0.17 0.38 0.00 99.07 11:10:24 4 1.44 0.00 0.23 0.15 0.01 98.17 11:10:24 5 0.45 0.00 0.14 0.23 0.00 99.18 11:10:24 6 0.65 0.00 0.19 0.20 0.01 98.94 11:10:24 7 1.18 0.00 0.15 0.19 0.01 98.47 11:20:00 all 35.12 0.00 5.69 1.30 0.04 57.85 11:20:00 0 38.34 0.00 5.69 0.91 0.03 55.04 11:20:00 1 37.26 0.00 5.84 1.31 0.04 55.55 11:20:00 2 34.33 0.00 5.96 1.26 0.04 58.41 11:20:00 3 32.28 0.00 5.14 1.24 0.04 61.29 11:20:00 4 33.25 0.00 5.56 1.37 0.04 59.78 11:20:00 5 33.10 0.00 5.34 1.20 0.04 60.33 11:20:00 6 34.02 0.00 5.74 1.87 0.04 58.34 11:20:00 7 38.38 0.00 6.28 1.25 0.04 54.06 Average: all 17.29 0.00 2.83 0.73 0.02 79.14 Average: 0 18.70 0.00 2.81 0.48 0.02 78.00 Average: 1 18.39 0.00 2.90 0.78 0.02 77.90 Average: 2 17.18 0.00 3.00 0.63 0.02 79.17 Average: 3 15.67 0.00 2.55 0.79 0.02 80.97 Average: 4 16.67 0.00 2.78 0.73 0.02 79.79 Average: 5 16.07 0.00 2.63 0.69 0.02 80.59 Average: 6 16.63 0.00 2.85 1.00 0.02 79.51 Average: 7 18.99 0.00 3.08 0.70 0.02 77.21