---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1099 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 28G 128G 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 889 14139 4 17063 30717 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:09:ea:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.242/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83235sec preferred_lft 83235sec inet6 fe80::f816:3eff:fe09:ea20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:14:60:ab:73:86 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::e414:60ff:feab:7386/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1099) 03/11/26 _x86_64_ (8 CPU) 08:02:49 LINUX RESTART (8 CPU) 08:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:12 504.10 0.71 492.69 10.70 8.29 51545.28 65631.17 08:30:06 92.16 0.90 88.20 3.06 29.42 11032.26 1209.49 08:40:04 48.98 1.00 23.70 24.28 44.43 4559.26 455644.67 08:50:12 10.66 0.07 10.09 0.50 1.50 2097.03 1472.83 Average: 164.15 0.67 153.87 9.61 20.79 17325.01 130549.79 08:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:12 7998264 27837256 4364512 13.28 576320 18399160 4524964 13.34 5783216 17392460 12276 08:30:06 931620 20547680 11523536 35.07 588736 18155420 17317284 51.07 5688520 22495564 12716 08:40:04 386252 18945912 13051048 39.71 590328 17198460 18978528 55.97 5738176 22981148 11900 08:50:12 269896 18568444 13435744 40.88 590596 16943076 19311224 56.95 5723116 23154808 63404 Average: 2396508 21474823 10593710 32.24 586495 17674029 15033000 44.33 5733257 21505995 25074 08:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:12 lo 0.42 0.42 0.09 0.09 0.00 0.00 0.00 0.00 08:20:12 ens3 195.86 120.59 1726.24 31.40 0.00 0.00 0.00 0.00 08:20:12 docker0 29.45 41.06 1.61 484.61 0.00 0.00 0.00 0.00 08:30:06 lo 2.05 2.05 3.73 3.73 0.00 0.00 0.00 0.00 08:30:06 ens3 46.69 33.20 916.83 6.58 0.00 0.00 0.00 0.00 08:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:06 br-5b1cdb3f606b 1.98 2.36 0.87 6.33 0.00 0.00 0.00 0.00 08:30:06 vethd07f7ac 1.32 1.17 7.91 1.59 0.00 0.00 0.00 0.00 08:30:06 veth0752841 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 08:30:06 vethf4bd313 2.57 3.06 0.56 26.18 0.00 0.00 0.00 0.00 08:30:06 veth1212919 74.74 79.50 37.07 38.20 0.00 0.00 0.00 0.00 08:30:06 veth10d5579 1.59 1.80 19.99 7.92 0.00 0.00 0.00 0.00 08:30:06 veth469a415 75.74 70.61 52.43 33.88 0.00 0.00 0.00 0.00 08:30:06 veth2c6a589 2.38 1.87 0.32 1.79 0.00 0.00 0.00 0.00 08:40:04 lo 29.61 29.61 114.16 114.16 0.00 0.00 0.00 0.00 08:40:04 ens3 11.13 8.28 29.19 2.30 0.00 0.00 0.00 0.00 08:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 br-5b1cdb3f606b 24.64 29.08 21.09 121.71 0.00 0.00 0.00 0.00 08:40:04 vethd07f7ac 13.41 11.63 126.87 52.35 0.00 0.00 0.00 0.01 08:40:04 veth0752841 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:40:04 vethf4bd313 36.11 40.58 21.43 342.82 0.00 0.00 0.00 0.03 08:40:04 veth1212919 69.50 76.08 48.82 28.05 0.00 0.00 0.00 0.00 08:40:04 veth10d5579 19.38 21.43 223.08 127.14 0.00 0.00 0.00 0.02 08:40:04 veth469a415 33.39 30.46 60.25 14.44 0.00 0.00 0.00 0.00 08:40:04 veth2c6a589 49.29 45.39 20.84 36.76 0.00 0.00 0.00 0.00 08:50:12 lo 33.84 33.84 160.90 160.90 0.00 0.00 0.00 0.00 08:50:12 ens3 1.53 0.64 0.67 0.57 0.00 0.00 0.00 0.00 08:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:12 br-5b1cdb3f606b 29.22 34.68 34.70 128.24 0.00 0.00 0.00 0.00 08:50:12 vethd07f7ac 11.19 10.38 68.56 67.79 0.00 0.00 0.00 0.01 08:50:12 veth0752841 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:12 vethf4bd313 35.01 40.38 35.49 194.83 0.00 0.00 0.00 0.02 08:50:12 veth1212919 60.26 66.36 44.99 22.07 0.00 0.00 0.00 0.00 08:50:12 veth10d5579 11.19 12.28 68.20 68.12 0.00 0.00 0.00 0.01 08:50:12 veth469a415 42.83 39.83 76.19 21.38 0.00 0.00 0.00 0.01 08:50:12 veth2c6a589 30.54 27.26 13.64 26.04 0.00 0.00 0.00 0.00 Average: lo 16.55 16.55 70.08 70.08 0.00 0.00 0.00 0.00 Average: ens3 63.84 40.69 667.13 10.22 0.00 0.00 0.00 0.00 Average: docker0 7.39 10.30 0.40 121.60 0.00 0.00 0.00 0.00 Average: br-5b1cdb3f606b 14.02 16.60 14.25 64.31 0.00 0.00 0.00 0.00 Average: vethd07f7ac 6.49 5.81 50.88 30.58 0.00 0.00 0.00 0.00 Average: veth0752841 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethf4bd313 18.48 21.07 14.45 141.11 0.00 0.00 0.00 0.01 Average: veth1212919 51.02 55.38 32.70 22.01 0.00 0.00 0.00 0.00 Average: veth10d5579 8.05 8.89 77.72 50.84 0.00 0.00 0.00 0.01 Average: veth469a415 37.87 35.11 47.23 17.38 0.00 0.00 0.00 0.00 Average: veth2c6a589 20.59 18.66 8.72 16.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1099) 03/11/26 _x86_64_ (8 CPU) 08:02:49 LINUX RESTART (8 CPU) 08:10:09 CPU %user %nice %system %iowait %steal %idle 08:20:12 all 20.73 0.00 3.61 0.85 0.06 74.76 08:20:12 0 20.99 0.00 4.03 1.02 0.07 73.89 08:20:12 1 24.81 0.00 3.59 0.49 0.06 71.05 08:20:12 2 20.18 0.00 3.48 0.65 0.06 75.63 08:20:12 3 20.32 0.00 3.78 0.69 0.07 75.15 08:20:12 4 20.92 0.00 3.39 0.97 0.06 74.66 08:20:12 5 21.42 0.00 4.02 1.71 0.06 72.79 08:20:12 6 20.96 0.00 3.44 0.61 0.06 74.94 08:20:12 7 16.20 0.00 3.14 0.65 0.05 79.95 08:30:06 all 10.44 0.02 1.17 0.24 0.06 88.06 08:30:06 0 9.87 0.03 1.21 0.13 0.06 88.70 08:30:06 1 13.08 0.03 1.30 0.18 0.06 85.37 08:30:06 2 9.83 0.03 1.14 0.24 0.06 88.71 08:30:06 3 11.93 0.01 1.05 0.77 0.05 86.19 08:30:06 4 10.12 0.01 1.12 0.09 0.05 88.60 08:30:06 5 9.58 0.04 1.17 0.18 0.06 88.97 08:30:06 6 9.98 0.03 1.27 0.19 0.06 88.47 08:30:06 7 9.13 0.03 1.14 0.12 0.05 89.52 08:40:04 all 10.76 0.01 2.15 0.19 0.08 86.82 08:40:04 0 10.27 0.01 2.27 0.27 0.08 87.10 08:40:04 1 11.69 0.00 2.39 0.10 0.09 85.72 08:40:04 2 10.53 0.01 2.16 0.22 0.09 86.99 08:40:04 3 10.96 0.01 2.09 0.14 0.09 86.71 08:40:04 4 10.96 0.00 1.99 0.07 0.08 86.90 08:40:04 5 10.20 0.01 2.06 0.19 0.08 87.46 08:40:04 6 11.56 0.00 2.13 0.40 0.08 85.82 08:40:04 7 9.88 0.00 2.07 0.11 0.09 87.85 08:50:12 all 8.34 0.00 2.02 0.03 0.08 89.52 08:50:12 0 7.42 0.00 2.04 0.06 0.08 90.40 08:50:12 1 9.63 0.00 2.31 0.02 0.09 87.95 08:50:12 2 8.08 0.00 2.04 0.05 0.08 89.74 08:50:12 3 8.14 0.00 2.03 0.05 0.08 89.70 08:50:12 4 9.22 0.00 2.08 0.02 0.09 88.60 08:50:12 5 7.26 0.00 1.75 0.03 0.08 90.89 08:50:12 6 8.70 0.00 1.92 0.04 0.08 89.26 08:50:12 7 8.29 0.00 2.01 0.01 0.08 89.60 Average: all 12.57 0.01 2.24 0.33 0.07 84.78 Average: 0 12.14 0.01 2.39 0.37 0.07 85.02 Average: 1 14.80 0.01 2.40 0.20 0.07 82.52 Average: 2 12.16 0.01 2.21 0.29 0.07 85.26 Average: 3 12.83 0.00 2.24 0.41 0.07 84.44 Average: 4 12.81 0.00 2.15 0.29 0.07 84.68 Average: 5 12.11 0.01 2.25 0.52 0.07 85.03 Average: 6 12.80 0.01 2.19 0.31 0.07 84.62 Average: 7 10.88 0.01 2.09 0.23 0.07 86.72