---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3144 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 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 1029 16297 4 14765 30594 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:e8:ea:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.23/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84530sec preferred_lft 84530sec inet6 fe80::f816:3eff:fee8:eab8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:ed:f5:d2:c6:fb 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::a4ed:f5ff:fed2:c6fb/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-3144) 10/19/26 _x86_64_ (8 CPU) 08:26:31 LINUX RESTART (8 CPU) 08:30:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 500.49 0.81 460.01 39.68 42.49 60577.16 620329.18 08:50:02 47.19 0.56 43.07 3.56 12.88 7246.76 35160.57 Average: 266.79 0.68 245.05 21.06 27.22 33082.66 318645.39 08:30:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 1847024 21794588 10357916 31.52 587180 18466872 16787672 49.50 5001564 22355896 720 08:50:02 450696 16059572 14969564 45.55 574308 15295588 25915088 76.42 4598752 24078852 21300 Average: 1148860 18927080 12663740 38.54 580744 16881230 21351380 62.96 4800158 23217374 11010 08:30:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 2.40 2.40 0.69 0.69 0.00 0.00 0.00 0.00 08:40:01 ens3 359.59 212.57 3688.03 73.18 0.00 0.00 0.00 0.00 08:40:01 docker0 26.58 53.43 2.12 814.69 0.00 0.00 0.00 0.00 08:40:01 br-3057a3080d56 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 08:40:01 vetha416dc3 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:40:01 veth6fd31ef 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:40:01 veth2850b6e 7.10 6.55 4.63 1.35 0.00 0.00 0.00 0.00 08:40:01 vethb839c8b 0.09 0.17 0.01 0.03 0.00 0.00 0.00 0.00 08:40:01 vethdc5111d 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:40:01 vethaaafe10 0.86 0.87 0.13 0.96 0.00 0.00 0.00 0.00 08:40:01 vethde96a23 0.02 0.05 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 veth5e146bd 0.27 0.31 0.04 0.51 0.00 0.00 0.00 0.00 08:50:02 lo 59.57 59.57 269.34 269.34 0.00 0.00 0.00 0.00 08:50:02 ens3 12.81 10.85 34.20 2.36 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 br-3057a3080d56 51.10 55.72 70.24 234.51 0.00 0.00 0.00 0.00 08:50:02 vetha416dc3 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:50:02 veth6fd31ef 30.36 29.30 258.75 66.36 0.00 0.00 0.00 0.02 08:50:02 veth2850b6e 149.26 155.89 100.29 81.56 0.00 0.00 0.00 0.01 08:50:02 vethb839c8b 17.64 18.36 66.18 48.45 0.00 0.00 0.00 0.01 08:50:02 vethdc5111d 68.11 73.23 70.85 489.93 0.00 0.00 0.00 0.04 08:50:02 vethaaafe10 111.93 104.25 111.27 61.26 0.00 0.00 0.00 0.01 08:50:02 veth5e146bd 54.75 54.99 33.13 44.35 0.00 0.00 0.00 0.00 Average: lo 31.88 31.88 139.19 139.19 0.00 0.00 0.00 0.00 Average: ens3 180.81 108.57 1804.30 36.67 0.00 0.00 0.00 0.00 Average: docker0 12.88 25.88 1.03 394.68 0.00 0.00 0.00 0.00 Average: br-3057a3080d56 26.48 28.85 36.22 120.91 0.00 0.00 0.00 0.00 Average: vetha416dc3 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth6fd31ef 15.67 15.17 133.40 34.21 0.00 0.00 0.00 0.01 Average: veth2850b6e 80.39 83.54 53.95 42.70 0.00 0.00 0.00 0.00 Average: vethb839c8b 9.14 9.55 34.12 24.99 0.00 0.00 0.00 0.00 Average: vethdc5111d 35.13 37.81 36.53 252.59 0.00 0.00 0.00 0.02 Average: vethaaafe10 58.12 54.17 57.43 32.05 0.00 0.00 0.00 0.00 Average: veth5e146bd 28.36 28.50 17.09 23.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3144) 10/19/26 _x86_64_ (8 CPU) 08:26:31 LINUX RESTART (8 CPU) 08:30:35 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 40.43 0.03 5.28 1.42 0.03 52.82 08:40:01 0 41.54 0.03 5.65 1.24 0.04 51.50 08:40:01 1 40.04 0.03 5.30 1.88 0.03 52.72 08:40:01 2 33.65 0.02 5.08 1.24 0.03 59.97 08:40:01 3 42.02 0.03 5.13 1.31 0.03 51.48 08:40:01 4 44.45 0.01 5.40 1.96 0.03 48.14 08:40:01 5 40.13 0.04 5.01 1.38 0.03 53.41 08:40:01 6 39.62 0.03 5.39 1.34 0.02 53.60 08:40:01 7 41.98 0.02 5.24 1.03 0.04 51.70 08:50:02 all 20.89 0.01 4.18 0.18 0.02 74.73 08:50:02 0 19.81 0.01 5.20 0.13 0.02 74.84 08:50:02 1 21.20 0.01 4.52 0.24 0.02 74.02 08:50:02 2 20.75 0.01 4.31 0.17 0.02 74.75 08:50:02 3 21.21 0.01 4.02 0.18 0.02 74.56 08:50:02 4 21.34 0.00 4.03 0.13 0.02 74.48 08:50:02 5 20.70 0.02 3.71 0.11 0.02 75.44 08:50:02 6 21.04 0.00 3.90 0.19 0.02 74.85 08:50:02 7 21.12 0.00 3.73 0.26 0.02 74.88 Average: all 30.36 0.02 4.71 0.78 0.02 64.11 Average: 0 30.28 0.02 5.42 0.67 0.03 63.59 Average: 1 30.32 0.02 4.90 1.03 0.02 63.70 Average: 2 27.01 0.02 4.68 0.69 0.02 67.58 Average: 3 31.30 0.02 4.56 0.73 0.02 63.37 Average: 4 32.56 0.01 4.69 1.02 0.03 61.70 Average: 5 30.14 0.03 4.34 0.73 0.02 64.74 Average: 6 30.04 0.02 4.62 0.75 0.02 64.55 Average: 7 31.23 0.01 4.46 0.63 0.03 63.64