---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3054 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5599.99 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 nrip_save 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 27G 129G 18% / 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 876 14623 3 16591 30737 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:94:fa:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.72/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83836sec preferred_lft 83836sec inet6 fe80::f816:3eff:fe94:fad3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:80:61:ba:5c:16 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::c880:61ff:feba:5c16/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3054) 03/19/26 _x86_64_ (8 CPU) 10:06:51 LINUX RESTART (8 CPU) 10:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:05 576.24 2.14 555.40 18.70 452.65 68296.22 53117.20 10:30:05 30.88 1.77 26.40 2.71 47.51 3882.01 5549.79 10:40:05 10.42 0.15 9.83 0.44 3.40 2027.75 939.81 Average: 207.00 1.35 198.33 7.32 168.74 24871.15 19972.60 10:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:05 271588 20393400 11739632 35.72 612916 18532228 17561664 51.79 4627508 24174148 440 10:30:05 341708 18524812 13517832 41.13 610440 16710060 19607132 57.82 4415536 24306852 11824 10:40:05 429436 18148680 13870920 42.21 608644 16276900 19949184 58.83 4270536 24377436 11352 Average: 347577 19022297 13042795 39.69 610667 17173063 19039327 56.14 4437860 24286145 7872 10:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:05 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 10:20:05 ens3 357.77 236.08 4507.09 59.33 0.00 0.00 0.00 0.00 10:20:05 docker0 25.64 48.62 1.49 841.51 0.00 0.00 0.00 0.00 10:20:05 br-2682cb144f8d 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 10:20:05 veth8f24170 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:20:05 vethe9199d9 8.53 8.63 4.97 1.57 0.00 0.00 0.00 0.00 10:20:05 veth78d62fe 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:20:05 vethcc78ef3 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:20:05 veth076b1bf 0.32 0.34 0.03 0.13 0.00 0.00 0.00 0.00 10:20:05 veth014cbe7 3.32 3.06 0.53 1.18 0.00 0.00 0.00 0.00 10:20:05 vethe49ea3a 0.08 0.15 0.03 0.03 0.00 0.00 0.00 0.00 10:20:05 veth0f1c676 1.02 0.87 0.14 0.95 0.00 0.00 0.00 0.00 10:30:05 lo 15.76 15.76 43.36 43.36 0.00 0.00 0.00 0.00 10:30:05 ens3 14.42 11.19 33.31 3.47 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 br-2682cb144f8d 15.32 17.47 8.51 66.15 0.00 0.00 0.00 0.00 10:30:05 veth8f24170 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 10:30:05 vethe9199d9 113.03 121.35 63.89 56.12 0.00 0.00 0.00 0.01 10:30:05 veth78d62fe 25.84 28.11 8.49 278.91 0.00 0.00 0.00 0.02 10:30:05 vethcc78ef3 17.96 19.42 214.24 106.68 0.00 0.00 0.00 0.02 10:30:05 veth076b1bf 10.92 9.42 106.19 26.73 0.00 0.00 0.00 0.01 10:30:05 veth014cbe7 87.96 81.98 80.89 39.79 0.00 0.00 0.00 0.01 10:30:05 veth0f1c676 39.99 36.97 16.24 26.98 0.00 0.00 0.00 0.00 10:40:05 lo 35.23 35.23 168.77 168.77 0.00 0.00 0.00 0.00 10:40:05 ens3 0.79 0.60 0.22 0.57 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 br-2682cb144f8d 29.09 30.25 33.95 136.49 0.00 0.00 0.00 0.00 10:40:05 veth8f24170 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 vethe9199d9 70.07 76.98 54.64 27.93 0.00 0.00 0.00 0.00 10:40:05 veth78d62fe 33.53 34.52 34.05 169.67 0.00 0.00 0.00 0.01 10:40:05 vethcc78ef3 8.74 9.33 34.83 34.68 0.00 0.00 0.00 0.00 10:40:05 veth076b1bf 8.79 8.11 35.18 33.59 0.00 0.00 0.00 0.00 10:40:05 veth014cbe7 43.48 40.82 44.17 22.64 0.00 0.00 0.00 0.00 10:40:05 veth0f1c676 39.67 35.69 18.13 34.61 0.00 0.00 0.00 0.00 Average: lo 17.24 17.24 70.52 70.52 0.00 0.00 0.00 0.00 Average: ens3 125.05 83.10 1522.88 21.24 0.00 0.00 0.00 0.00 Average: docker0 8.60 16.31 0.50 282.25 0.00 0.00 0.00 0.00 Average: br-2682cb144f8d 14.86 15.95 14.11 67.34 0.00 0.00 0.00 0.00 Average: veth8f24170 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethe9199d9 63.71 68.80 41.05 28.46 0.00 0.00 0.00 0.00 Average: veth78d62fe 19.73 20.85 14.13 149.06 0.00 0.00 0.00 0.01 Average: vethcc78ef3 8.89 9.59 82.76 46.98 0.00 0.00 0.00 0.01 Average: veth076b1bf 6.66 5.94 46.99 20.09 0.00 0.00 0.00 0.00 Average: veth014cbe7 44.79 41.83 41.74 21.14 0.00 0.00 0.00 0.00 Average: veth0f1c676 26.81 24.44 11.47 20.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3054) 03/19/26 _x86_64_ (8 CPU) 10:06:51 LINUX RESTART (8 CPU) 10:10:00 CPU %user %nice %system %iowait %steal %idle 10:20:05 all 35.30 0.02 4.84 4.24 0.10 55.51 10:20:05 0 34.57 0.01 4.68 3.95 0.10 56.69 10:20:05 1 33.96 0.02 4.92 4.35 0.10 56.64 10:20:05 2 34.69 0.04 4.64 4.59 0.10 55.94 10:20:05 3 35.74 0.00 4.82 4.53 0.10 54.80 10:20:05 4 35.89 0.02 5.35 4.02 0.10 54.61 10:20:05 5 36.31 0.03 4.54 3.80 0.09 55.22 10:20:05 6 35.92 0.02 5.18 3.97 0.11 54.80 10:20:05 7 35.30 0.02 4.54 4.69 0.10 55.34 10:30:05 all 10.08 0.01 1.68 0.17 0.09 87.97 10:30:05 0 8.30 0.02 1.76 0.18 0.09 89.65 10:30:05 1 9.93 0.00 1.65 0.11 0.09 88.22 10:30:05 2 9.80 0.01 1.63 0.21 0.09 88.27 10:30:05 3 10.85 0.01 1.70 0.25 0.09 87.10 10:30:05 4 12.13 0.00 1.86 0.29 0.09 85.64 10:30:05 5 9.97 0.00 1.61 0.17 0.08 88.17 10:30:05 6 10.15 0.01 1.63 0.10 0.08 88.03 10:30:05 7 9.55 0.00 1.60 0.09 0.08 88.68 10:40:05 all 7.86 0.00 1.78 0.06 0.09 90.22 10:40:05 0 7.10 0.00 1.72 0.10 0.09 90.99 10:40:05 1 8.33 0.00 1.94 0.02 0.09 89.62 10:40:05 2 9.03 0.00 1.80 0.06 0.10 89.02 10:40:05 3 7.89 0.00 1.72 0.07 0.10 90.22 10:40:05 4 7.70 0.00 1.74 0.06 0.09 90.41 10:40:05 5 6.88 0.00 1.69 0.04 0.09 91.30 10:40:05 6 7.87 0.00 1.87 0.02 0.09 90.16 10:40:05 7 8.09 0.00 1.73 0.09 0.08 90.01 Average: all 17.80 0.01 2.77 1.50 0.09 77.84 Average: 0 16.71 0.01 2.72 1.42 0.09 79.05 Average: 1 17.46 0.01 2.84 1.50 0.09 78.09 Average: 2 17.88 0.02 2.70 1.62 0.10 77.68 Average: 3 18.22 0.01 2.76 1.63 0.09 77.30 Average: 4 18.62 0.01 2.99 1.46 0.10 76.82 Average: 5 17.77 0.01 2.62 1.34 0.09 78.17 Average: 6 18.01 0.01 2.90 1.37 0.09 77.62 Average: 7 17.70 0.01 2.63 1.63 0.09 77.94