---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3307 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 25G 131G 16% / 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 840 13296 4 17954 30783 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:54:4c:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.249/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83710sec preferred_lft 83710sec inet6 fe80::f816:3eff:fe54:4c31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:26:7c:7d:3c:02 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::2826:7cff:fe7d:3c02/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3307) 06/28/26 _x86_64_ (8 CPU) 17:37:32 LINUX RESTART (8 CPU) 17:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:00 621.65 0.72 603.73 17.20 36.27 64493.57 87690.56 18:00:01 29.30 0.33 27.48 1.49 6.28 2675.28 3987.57 18:10:04 25.08 0.29 22.57 2.23 7.25 3618.41 13928.29 18:20:04 25.41 0.77 21.98 2.66 21.05 3101.60 11191.48 Average: 174.41 0.53 168.01 5.87 17.67 18374.40 29076.51 17:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:00 4965276 24156472 8001172 24.35 595956 17718108 14043416 41.41 4694520 19567084 9192 18:00:01 693388 20382920 11718492 35.66 601116 18231052 17762152 52.38 5012232 23454288 140 18:10:04 475256 19368932 12643960 38.48 584580 17545856 19349524 57.06 4975756 23681628 23364 18:20:04 453832 19419760 12592004 38.32 589200 17600492 19239788 56.74 4978420 23666776 36544 Average: 1646938 20832021 11238907 34.20 592713 17773877 17598720 51.90 4915232 22592444 17310 17:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:00 lo 0.86 0.86 0.07 0.07 0.00 0.00 0.00 0.00 17:50:00 ens3 376.66 248.48 3368.66 71.73 0.00 0.00 0.00 0.00 17:50:00 docker0 24.00 39.33 1.44 766.19 0.00 0.00 0.00 0.00 17:50:00 br-d3d1e552306b 0.23 0.22 0.01 0.02 0.00 0.00 0.00 0.00 17:50:00 vethcd76680 4.68 4.40 2.27 0.99 0.00 0.00 0.00 0.00 17:50:00 veth89023e2 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 17:50:00 veth663f10f 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 17:50:00 veth34a4366 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 17:50:00 vethfb4477b 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 17:50:00 vethdd721b4 0.21 0.24 0.02 0.36 0.00 0.00 0.00 0.00 17:50:00 veth7dcfe75 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 4.01 4.01 5.93 5.93 0.00 0.00 0.00 0.00 18:00:01 ens3 4.07 3.52 7.99 1.53 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 br-d3d1e552306b 3.53 4.34 1.38 11.53 0.00 0.00 0.00 0.00 18:00:01 vethcd76680 80.61 85.74 42.23 41.19 0.00 0.00 0.00 0.00 18:00:01 veth89023e2 3.14 3.37 39.16 11.37 0.00 0.00 0.00 0.00 18:00:01 veth663f10f 2.23 1.87 11.31 2.78 0.00 0.00 0.00 0.00 18:00:01 veth34a4366 5.15 6.03 1.17 50.47 0.00 0.00 0.00 0.00 18:00:01 vethfb4477b 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 veth7dcfe75 76.58 72.12 53.12 33.97 0.00 0.00 0.00 0.00 18:00:01 veth8a89925 12.55 11.23 4.65 9.29 0.00 0.00 0.00 0.00 18:10:04 lo 24.28 24.28 88.64 88.64 0.00 0.00 0.00 0.00 18:10:04 ens3 9.50 8.45 27.33 1.55 0.00 0.00 0.00 0.00 18:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:04 br-d3d1e552306b 19.62 22.85 16.80 99.86 0.00 0.00 0.00 0.00 18:10:04 vethcd76680 62.35 67.80 42.31 24.49 0.00 0.00 0.00 0.00 18:10:04 veth89023e2 19.05 18.70 202.50 52.51 0.00 0.00 0.00 0.02 18:10:04 veth663f10f 10.84 10.81 52.26 28.14 0.00 0.00 0.00 0.00 18:10:04 veth34a4366 30.46 34.11 18.64 300.52 0.00 0.00 0.00 0.02 18:10:04 vethfb4477b 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 18:10:04 veth7dcfe75 23.58 21.93 30.52 7.29 0.00 0.00 0.00 0.00 18:10:04 veth8a89925 49.44 45.61 21.14 37.20 0.00 0.00 0.00 0.00 18:20:04 lo 27.96 27.96 109.92 109.92 0.00 0.00 0.00 0.00 18:20:04 ens3 11.46 10.09 31.07 2.89 0.00 0.00 0.00 0.00 18:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:04 br-d3d1e552306b 23.20 24.99 23.18 118.41 0.00 0.00 0.00 0.00 18:20:04 vethcd76680 69.79 75.24 44.20 23.89 0.00 0.00 0.00 0.00 18:20:04 veth89023e2 20.77 20.35 233.03 55.67 0.00 0.00 0.00 0.02 18:20:04 veth663f10f 11.79 12.51 55.35 44.59 0.00 0.00 0.00 0.00 18:20:04 veth34a4366 34.98 36.71 24.59 349.54 0.00 0.00 0.00 0.03 18:20:04 vethfb4477b 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 18:20:04 veth7dcfe75 39.52 37.33 50.22 16.93 0.00 0.00 0.00 0.00 18:20:04 veth8a89925 41.50 38.01 17.72 29.38 0.00 0.00 0.00 0.00 Average: lo 14.30 14.30 51.24 51.24 0.00 0.00 0.00 0.00 Average: ens3 99.83 67.25 853.41 19.31 0.00 0.00 0.00 0.00 Average: docker0 5.96 9.77 0.36 190.32 0.00 0.00 0.00 0.00 Average: br-d3d1e552306b 11.67 13.13 10.36 57.57 0.00 0.00 0.00 0.00 Average: vethcd76680 54.46 58.41 32.82 22.69 0.00 0.00 0.00 0.00 Average: veth89023e2 10.77 10.65 118.92 29.95 0.00 0.00 0.00 0.01 Average: veth663f10f 6.24 6.34 29.79 18.91 0.00 0.00 0.00 0.00 Average: veth34a4366 17.69 19.28 11.12 175.49 0.00 0.00 0.00 0.01 Average: vethfb4477b 0.06 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth7dcfe75 34.99 32.91 33.53 14.57 0.00 0.00 0.00 0.00 Average: veth8a89925 25.93 23.77 10.90 19.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3307) 06/28/26 _x86_64_ (8 CPU) 17:37:32 LINUX RESTART (8 CPU) 17:40:04 CPU %user %nice %system %iowait %steal %idle 17:50:00 all 33.51 0.02 4.78 1.14 0.09 60.45 17:50:00 0 32.04 0.02 5.17 1.55 0.10 61.12 17:50:00 1 36.41 0.02 4.82 1.02 0.09 57.63 17:50:00 2 35.67 0.02 4.88 1.12 0.09 58.22 17:50:00 3 33.43 0.01 4.65 1.05 0.09 60.77 17:50:00 4 33.79 0.01 4.89 1.18 0.09 60.03 17:50:00 5 31.16 0.02 4.58 0.91 0.09 63.25 17:50:00 6 34.87 0.02 4.84 1.18 0.09 58.99 17:50:00 7 30.74 0.01 4.43 1.10 0.09 63.63 18:00:01 all 8.14 0.01 0.99 0.08 0.06 90.72 18:00:01 0 7.55 0.01 1.03 0.14 0.07 91.21 18:00:01 1 8.29 0.00 0.97 0.06 0.07 90.61 18:00:01 2 8.73 0.00 1.05 0.04 0.07 90.11 18:00:01 3 7.55 0.00 0.96 0.05 0.06 91.37 18:00:01 4 8.29 0.01 0.95 0.20 0.07 90.49 18:00:01 5 8.92 0.02 0.97 0.03 0.06 90.00 18:00:01 6 8.16 0.00 1.08 0.06 0.06 90.64 18:00:01 7 7.64 0.01 0.90 0.03 0.06 91.37 18:10:04 all 7.52 0.01 1.64 0.11 0.08 90.64 18:10:04 0 6.95 0.00 1.66 0.10 0.08 91.21 18:10:04 1 7.63 0.00 1.78 0.16 0.09 90.34 18:10:04 2 8.12 0.00 1.71 0.07 0.09 90.02 18:10:04 3 8.12 0.01 1.66 0.12 0.09 90.01 18:10:04 4 6.96 0.00 1.59 0.16 0.08 91.22 18:10:04 5 6.80 0.01 1.59 0.06 0.08 91.46 18:10:04 6 8.27 0.01 1.59 0.10 0.08 89.95 18:10:04 7 7.30 0.01 1.54 0.15 0.07 90.93 18:20:04 all 7.90 0.01 1.87 0.12 0.08 90.02 18:20:04 0 7.96 0.01 1.90 0.18 0.08 89.88 18:20:04 1 7.92 0.00 1.90 0.14 0.09 89.95 18:20:04 2 7.48 0.01 1.85 0.19 0.08 90.39 18:20:04 3 7.99 0.01 1.91 0.18 0.09 89.83 18:20:04 4 7.95 0.02 1.99 0.08 0.09 89.87 18:20:04 5 8.00 0.01 1.72 0.04 0.08 90.15 18:20:04 6 8.77 0.00 1.88 0.10 0.08 89.16 18:20:04 7 7.10 0.01 1.83 0.05 0.08 90.93 Average: all 14.21 0.01 2.31 0.36 0.08 83.02 Average: 0 13.58 0.01 2.43 0.49 0.08 83.41 Average: 1 15.00 0.01 2.36 0.34 0.08 82.20 Average: 2 14.94 0.01 2.36 0.35 0.08 82.25 Average: 3 14.23 0.01 2.29 0.35 0.08 83.05 Average: 4 14.19 0.01 2.35 0.40 0.08 82.97 Average: 5 13.66 0.02 2.21 0.26 0.07 83.78 Average: 6 14.97 0.01 2.34 0.36 0.08 82.25 Average: 7 13.14 0.01 2.17 0.33 0.08 84.28