---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1733 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 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 877 14164 4 17050 30746 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:7a:65:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.35/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83881sec preferred_lft 83881sec inet6 fe80::f816:3eff:fe7a:65a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:14:31:c6:0d:d4 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::2014:31ff:fec6:dd4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1733) 10/14/26 _x86_64_ (8 CPU) 16:59:01 LINUX RESTART (8 CPU) 17:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:00 572.16 5.03 548.53 18.60 320.61 62100.34 89164.47 17:20:01 96.95 0.23 92.08 4.64 4.35 14126.20 8428.02 17:30:03 51.90 0.38 24.96 26.56 16.00 3984.13 456317.54 17:40:03 19.56 0.54 16.70 2.33 8.07 1985.04 20222.64 Average: 184.51 1.54 169.94 13.03 86.87 20480.48 143797.69 17:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:00 10343236 27501076 4709516 14.33 540892 15851336 4958124 14.62 4382228 16552248 0 17:20:01 1405672 21471504 10678140 32.49 587864 18580364 16962572 50.02 5021016 22767100 348 17:30:03 559156 18765812 13152604 40.02 570464 16982076 20910352 61.66 4966724 23595888 12332 17:40:03 7889248 24966156 7028684 21.39 571800 15803768 11611552 34.24 4787640 18399136 580 Average: 5049328 23176137 8892236 27.06 567755 16804386 13610650 40.14 4789402 20328593 3315 17:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:00 lo 2.47 2.47 0.69 0.69 0.00 0.00 0.00 0.00 17:10:00 ens3 485.09 296.27 4643.51 95.41 0.00 0.00 0.00 0.00 17:10:00 docker0 30.93 58.12 2.20 774.43 0.00 0.00 0.00 0.00 17:10:00 veth0a9ab75 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 0.43 0.43 0.03 0.03 0.00 0.00 0.00 0.00 17:20:01 ens3 73.33 41.28 1276.46 7.41 0.00 0.00 0.00 0.00 17:20:01 docker0 8.90 13.39 0.49 101.11 0.00 0.00 0.00 0.00 17:20:01 br-a9328a971a9b 0.31 0.26 0.01 0.02 0.00 0.00 0.00 0.00 17:20:01 vethbd3298f 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 17:20:01 vethaff3304 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 17:20:01 vethcf4c66e 0.55 0.50 0.06 0.29 0.00 0.00 0.00 0.00 17:20:01 vethfbef2fa 49.76 52.68 21.94 28.14 0.00 0.00 0.00 0.00 17:20:01 veth8fae253 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 17:20:01 veth4b60907 48.41 45.11 39.22 18.36 0.00 0.00 0.00 0.00 17:20:01 vethb5a56e0 0.81 1.50 0.87 12.01 0.00 0.00 0.00 0.00 17:20:01 veth31d82b2 2.23 1.76 0.31 1.76 0.00 0.00 0.00 0.00 17:30:03 lo 24.58 24.58 89.56 89.56 0.00 0.00 0.00 0.00 17:30:03 ens3 6.72 6.19 11.93 1.90 0.00 0.00 0.00 0.00 17:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:03 br-a9328a971a9b 18.78 24.32 14.39 86.98 0.00 0.00 0.00 0.00 17:30:03 vethbd3298f 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 17:30:03 vethaff3304 28.32 34.19 14.37 262.59 0.00 0.00 0.00 0.02 17:30:03 vethcf4c66e 9.68 9.76 46.31 20.50 0.00 0.00 0.00 0.00 17:30:03 vethfbef2fa 65.28 69.67 48.60 29.11 0.00 0.00 0.00 0.00 17:30:03 veth8fae253 17.39 16.95 177.24 46.61 0.00 0.00 0.00 0.01 17:30:03 veth4b60907 44.57 41.01 37.46 27.04 0.00 0.00 0.00 0.00 17:30:03 veth31d82b2 30.35 29.50 14.22 23.68 0.00 0.00 0.00 0.00 17:40:03 lo 28.24 28.24 120.79 120.79 0.00 0.00 0.00 0.00 17:40:03 ens3 3.15 2.83 4.22 0.97 0.00 0.00 0.00 0.00 17:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:03 br-a9328a971a9b 18.00 24.50 25.61 100.06 0.00 0.00 0.00 0.00 17:40:03 vethbd3298f 0.14 0.15 0.02 0.05 0.00 0.00 0.00 0.00 17:40:03 vethaff3304 24.08 30.75 26.09 197.70 0.00 0.00 0.00 0.02 17:40:03 vethcf4c66e 7.45 8.21 19.69 29.71 0.00 0.00 0.00 0.00 Average: lo 13.95 13.95 52.84 52.84 0.00 0.00 0.00 0.00 Average: ens3 141.50 86.29 1478.77 26.31 0.00 0.00 0.00 0.00 Average: docker0 9.92 17.81 0.67 217.96 0.00 0.00 0.00 0.00 Average: br-a9328a971a9b 9.29 12.29 10.01 46.84 0.00 0.00 0.00 0.00 Average: vethbd3298f 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethaff3304 13.13 16.29 10.13 115.29 0.00 0.00 0.00 0.01 Average: vethcf4c66e 4.43 4.63 16.56 12.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1733) 10/14/26 _x86_64_ (8 CPU) 16:59:01 LINUX RESTART (8 CPU) 17:00:03 CPU %user %nice %system %iowait %steal %idle 17:10:00 all 40.97 0.00 5.80 1.42 0.03 51.78 17:10:00 0 38.86 0.00 6.24 1.06 0.02 53.82 17:10:00 1 40.90 0.00 5.93 1.32 0.02 51.84 17:10:00 2 44.26 0.00 6.07 1.66 0.03 47.98 17:10:00 3 40.67 0.00 5.85 1.89 0.03 51.57 17:10:00 4 42.30 0.00 5.84 1.93 0.03 49.90 17:10:00 5 37.39 0.00 4.86 1.04 0.03 56.69 17:10:00 6 41.57 0.00 5.72 1.25 0.03 51.44 17:10:00 7 41.81 0.00 5.87 1.26 0.02 51.04 17:20:01 all 9.73 0.02 1.98 0.42 0.01 87.84 17:20:01 0 9.47 0.03 2.14 0.20 0.01 88.16 17:20:01 1 9.41 0.02 2.08 0.51 0.01 87.97 17:20:01 2 9.96 0.02 1.91 0.50 0.02 87.60 17:20:01 3 9.73 0.02 1.88 0.39 0.01 87.97 17:20:01 4 9.46 0.06 1.96 0.48 0.01 88.03 17:20:01 5 9.07 0.02 1.78 0.49 0.01 88.63 17:20:01 6 10.64 0.02 1.87 0.51 0.01 86.95 17:20:01 7 10.09 0.01 2.20 0.30 0.01 87.39 17:30:03 all 10.21 0.01 2.33 0.16 0.02 87.29 17:30:03 0 10.20 0.00 3.20 0.12 0.01 86.47 17:30:03 1 9.95 0.02 2.47 0.26 0.02 87.29 17:30:03 2 10.11 0.01 2.39 0.10 0.02 87.38 17:30:03 3 9.98 0.01 2.20 0.22 0.02 87.58 17:30:03 4 10.50 0.00 1.99 0.05 0.02 87.44 17:30:03 5 10.16 0.00 1.98 0.11 0.02 87.73 17:30:03 6 10.45 0.01 2.12 0.17 0.02 87.24 17:30:03 7 10.31 0.02 2.27 0.21 0.02 87.17 17:40:03 all 7.20 0.00 2.15 0.09 0.01 90.54 17:40:03 0 6.51 0.00 2.99 0.07 0.01 90.42 17:40:03 1 7.11 0.00 2.40 0.07 0.01 90.41 17:40:03 2 7.79 0.01 2.05 0.14 0.02 90.00 17:40:03 3 7.85 0.00 2.03 0.06 0.01 90.05 17:40:03 4 6.72 0.00 1.91 0.05 0.01 91.31 17:40:03 5 7.00 0.01 1.86 0.11 0.01 91.01 17:40:03 6 7.27 0.01 1.97 0.16 0.01 90.58 17:40:03 7 7.38 0.00 2.01 0.06 0.01 90.53 Average: all 16.98 0.01 3.06 0.52 0.02 79.42 Average: 0 16.19 0.01 3.63 0.36 0.01 79.80 Average: 1 16.79 0.01 3.21 0.54 0.01 79.43 Average: 2 17.98 0.01 3.10 0.60 0.02 78.29 Average: 3 17.00 0.01 2.98 0.64 0.02 79.36 Average: 4 17.20 0.01 2.92 0.62 0.02 79.23 Average: 5 15.87 0.01 2.61 0.43 0.02 81.06 Average: 6 17.43 0.01 2.91 0.52 0.02 79.11 Average: 7 17.35 0.01 3.08 0.46 0.02 79.09