---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1674 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 1.6M 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 5837 5918 10 20336 25753 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:ea:a8:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.82/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84849sec preferred_lft 84849sec inet6 fe80::f816:3eff:feea:a8c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:41:58:31:57:e9 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::f841:58ff:fe31:57e9/64 scope link valid_lft forever preferred_lft forever 104: br-9990884996e1: mtu 1500 qdisc noqueue state UP group default link/ether 7e:ff:45:5b:fd:c5 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-9990884996e1 valid_lft forever preferred_lft forever inet6 fe80::7cff:45ff:fe5b:fdc5/64 scope link valid_lft forever preferred_lft forever 107: veth11a70d7@if2: mtu 1500 qdisc noqueue master br-9990884996e1 state UP group default link/ether 42:e7:4d:30:74:01 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::40e7:4dff:fe30:7401/64 scope link valid_lft forever preferred_lft forever 108: vethe9758a3@if2: mtu 1500 qdisc noqueue master br-9990884996e1 state UP group default link/ether 8a:c0:46:50:88:a5 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::88c0:46ff:fe50:88a5/64 scope link valid_lft forever preferred_lft forever 109: vethde4272b@if2: mtu 1500 qdisc noqueue master br-9990884996e1 state UP group default link/ether 06:42:7b:7f:81:ac brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::442:7bff:fe7f:81ac/64 scope link valid_lft forever preferred_lft forever 110: veth305dc52@if2: mtu 1500 qdisc noqueue master br-9990884996e1 state UP group default link/ether 92:26:33:fd:3f:36 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::9026:33ff:fefd:3f36/64 scope link valid_lft forever preferred_lft forever 111: vethe1bbf4b@if2: mtu 1500 qdisc noqueue master br-9990884996e1 state UP group default link/ether 76:cb:65:4b:55:d5 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::74cb:65ff:fe4b:55d5/64 scope link valid_lft forever preferred_lft forever 115: veth1bfd836@if2: mtu 1500 qdisc noqueue master br-9990884996e1 state UP group default link/ether ce:66:f8:6f:d8:6e brd ff:ff:ff:ff:ff:ff link-netnsid 7 inet6 fe80::cc66:f8ff:fe6f:d86e/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-1674) 10/14/26 _x86_64_ (8 CPU) 12:25:12 LINUX RESTART (8 CPU) 12:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:09 299.00 1.50 283.21 14.29 263.63 53938.86 92962.27 12:50:14 11.22 0.03 10.82 0.37 1.22 381.59 1387.18 Average: 153.76 0.76 145.73 7.26 131.19 26908.06 46743.56 12:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:09 2344224 22562388 9586968 29.17 588732 18717644 16266260 47.97 5080024 21732352 176 12:50:14 681056 20968572 11178712 34.02 590044 18780340 17483268 51.56 5134436 23329268 1236 Average: 1512640 21765480 10382840 31.59 589388 18748992 16874764 49.76 5107230 22530810 706 12:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:09 lo 2.29 2.29 0.66 0.66 0.00 0.00 0.00 0.00 12:40:09 ens3 376.06 229.83 3420.76 82.88 0.00 0.00 0.00 0.00 12:40:09 docker0 30.95 55.35 2.24 768.38 0.00 0.00 0.00 0.00 12:40:09 br-9990884996e1 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:40:09 veth11a70d7 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:09 vethe9758a3 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:40:09 vethde4272b 6.66 6.46 4.70 1.30 0.00 0.00 0.00 0.00 12:40:09 veth305dc52 0.22 0.26 0.02 0.02 0.00 0.00 0.00 0.00 12:40:09 vethe1bbf4b 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:40:09 veth1bfd836 1.07 1.00 0.12 0.96 0.00 0.00 0.00 0.00 12:40:09 veth78e8b5c 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:40:09 veth3413d67 0.77 0.68 0.10 0.82 0.00 0.00 0.00 0.00 12:50:14 lo 5.10 5.10 21.73 21.73 0.00 0.00 0.00 0.00 12:50:14 ens3 6.53 6.17 2.84 3.02 0.00 0.00 0.00 0.00 12:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:14 br-9990884996e1 2.81 2.63 21.04 0.68 0.00 0.00 0.00 0.00 12:50:14 veth11a70d7 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 12:50:14 vethe9758a3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:14 vethde4272b 196.56 204.37 148.13 112.80 0.00 0.00 0.00 0.01 12:50:14 veth305dc52 0.47 0.27 0.07 0.43 0.00 0.00 0.00 0.00 12:50:14 vethe1bbf4b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:14 veth1bfd836 114.95 107.08 91.79 61.97 0.00 0.00 0.00 0.01 12:50:14 veth3413d67 96.51 95.86 57.61 89.90 0.00 0.00 0.00 0.01 Average: lo 3.71 3.71 11.29 11.29 0.00 0.00 0.00 0.00 Average: ens3 189.56 116.94 1695.71 42.57 0.00 0.00 0.00 0.00 Average: docker0 15.33 27.41 1.11 380.57 0.00 0.00 0.00 0.00 Average: br-9990884996e1 1.55 1.45 10.62 0.35 0.00 0.00 0.00 0.00 Average: veth11a70d7 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethe9758a3 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethde4272b 102.50 106.35 77.09 57.57 0.00 0.00 0.00 0.01 Average: veth305dc52 0.34 0.27 0.05 0.23 0.00 0.00 0.00 0.00 Average: vethe1bbf4b 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1bfd836 58.55 54.54 46.39 31.75 0.00 0.00 0.00 0.00 Average: veth3413d67 49.09 48.72 29.13 45.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1674) 10/14/26 _x86_64_ (8 CPU) 12:25:12 LINUX RESTART (8 CPU) 12:30:14 CPU %user %nice %system %iowait %steal %idle 12:40:09 all 29.36 0.03 4.26 1.09 0.02 65.24 12:40:09 0 29.37 0.04 4.64 0.92 0.02 65.01 12:40:09 1 30.71 0.03 4.37 0.96 0.02 63.90 12:40:09 2 29.81 0.02 4.14 0.87 0.02 65.14 12:40:09 3 28.85 0.03 4.31 1.13 0.02 65.66 12:40:09 4 30.03 0.03 4.47 1.48 0.02 63.97 12:40:09 5 26.44 0.02 4.14 1.45 0.02 67.93 12:40:09 6 29.36 0.03 3.92 1.17 0.02 65.50 12:40:09 7 30.30 0.02 4.05 0.78 0.02 64.83 12:50:14 all 8.11 0.00 1.44 0.07 0.02 90.36 12:50:14 0 8.48 0.00 1.91 0.03 0.02 89.56 12:50:14 1 7.17 0.00 1.66 0.02 0.02 91.13 12:50:14 2 9.45 0.00 1.55 0.02 0.02 88.96 12:50:14 3 7.82 0.00 1.42 0.09 0.02 90.65 12:50:14 4 6.91 0.00 1.22 0.27 0.02 91.58 12:50:14 5 8.95 0.00 1.23 0.05 0.02 89.75 12:50:14 6 7.73 0.00 1.22 0.02 0.02 91.01 12:50:14 7 8.37 0.00 1.31 0.05 0.02 90.26 Average: all 18.65 0.01 2.84 0.58 0.02 77.91 Average: 0 18.81 0.02 3.26 0.47 0.02 77.42 Average: 1 18.84 0.02 3.01 0.49 0.02 77.64 Average: 2 19.54 0.01 2.83 0.44 0.02 77.15 Average: 3 18.25 0.01 2.85 0.61 0.02 78.26 Average: 4 18.39 0.02 2.83 0.87 0.02 77.87 Average: 5 17.63 0.01 2.67 0.74 0.02 78.93 Average: 6 18.46 0.01 2.56 0.59 0.02 78.36 Average: 7 19.26 0.01 2.67 0.41 0.02 77.64