---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12500 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 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 817 12234 4 19040 30807 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:36:d9:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.202/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84561sec preferred_lft 84561sec inet6 fe80::f816:3eff:fe36:d98b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:3e:d2:5a:c8:cc 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::e03e:d2ff:fe5a:c8cc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12500) 08/14/26 _x86_64_ (8 CPU) 10:32:01 LINUX RESTART (8 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 168.98 0.32 161.86 6.80 14.83 31335.74 27011.99 11:00:49 11.48 0.15 11.03 0.31 5.32 436.51 5134.77 Average: 87.28 0.23 83.61 3.43 9.89 15305.81 15662.51 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 958820 20856564 11296424 34.37 589232 18422328 17144912 50.56 4769488 23483020 236 11:00:49 269024 19907800 12243988 37.26 575804 18176164 18090260 53.35 4787448 24121044 384 Average: 613922 20382182 11770206 35.82 582518 18299246 17617586 51.95 4778468 23802032 310 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 0.68 0.68 0.05 0.05 0.00 0.00 0.00 0.00 10:50:01 ens3 102.34 59.97 1948.15 9.24 0.00 0.00 0.00 0.00 10:50:01 docker0 16.73 33.33 0.95 527.51 0.00 0.00 0.00 0.00 10:50:01 br-f3e2971f28f1 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 10:50:01 vethd8e2109 58.46 62.14 25.08 31.93 0.00 0.00 0.00 0.00 10:50:01 veth62b2d2f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:50:01 veth8233ca0 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:50:01 veth293da7e 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:50:01 veth2ef56a4 0.44 0.40 0.05 0.24 0.00 0.00 0.00 0.00 10:50:01 vetha602556 57.91 53.81 43.56 21.76 0.00 0.00 0.00 0.00 10:50:01 veth5e5bad3 0.89 1.62 0.94 12.61 0.00 0.00 0.00 0.00 10:50:01 veth03a0137 1.92 1.51 0.26 1.54 0.00 0.00 0.00 0.00 11:00:49 lo 9.59 9.59 52.43 52.43 0.00 0.00 0.00 0.00 11:00:49 ens3 14.48 9.53 4.72 4.51 0.00 0.00 0.00 0.00 11:00:49 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:49 br-f3e2971f28f1 5.58 5.08 51.48 1.10 0.00 0.00 0.00 0.00 11:00:49 vethd8e2109 316.23 340.66 258.34 147.51 0.00 0.00 0.00 0.02 11:00:49 veth62b2d2f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:49 veth8233ca0 0.21 0.19 0.02 0.08 0.00 0.00 0.00 0.00 11:00:49 veth293da7e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:49 veth2ef56a4 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 11:00:49 vetha602556 119.09 110.16 97.54 76.93 0.00 0.00 0.00 0.01 11:00:49 veth03a0137 229.96 214.15 105.12 185.36 0.00 0.00 0.00 0.02 Average: lo 5.30 5.30 27.23 27.23 0.00 0.00 0.00 0.00 Average: ens3 56.76 33.80 939.93 6.79 0.00 0.00 0.00 0.00 Average: docker0 8.05 16.04 0.46 253.85 0.00 0.00 0.00 0.00 Average: br-f3e2971f28f1 3.04 2.76 26.71 0.58 0.00 0.00 0.00 0.00 Average: vethd8e2109 192.19 206.63 146.09 91.89 0.00 0.00 0.00 0.01 Average: veth62b2d2f 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8233ca0 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth293da7e 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2ef56a4 0.42 0.30 0.06 0.29 0.00 0.00 0.00 0.00 Average: vetha602556 89.65 83.04 71.57 50.38 0.00 0.00 0.00 0.01 Average: veth03a0137 120.22 111.82 54.66 96.90 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12500) 08/14/26 _x86_64_ (8 CPU) 10:32:01 LINUX RESTART (8 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 11.87 0.02 2.30 0.67 0.08 85.06 10:50:01 0 13.48 0.03 2.71 0.90 0.07 82.81 10:50:01 1 11.21 0.03 2.37 0.63 0.08 85.68 10:50:01 2 11.22 0.02 2.14 0.77 0.07 85.79 10:50:01 3 12.24 0.02 2.21 0.43 0.08 85.02 10:50:01 4 12.06 0.03 2.26 0.48 0.07 85.10 10:50:01 5 12.09 0.02 2.25 0.60 0.07 84.97 10:50:01 6 11.25 0.02 2.08 0.52 0.08 86.05 10:50:01 7 11.42 0.01 2.38 1.02 0.08 85.09 11:00:49 all 6.28 0.00 1.25 0.03 0.08 92.36 11:00:49 0 6.90 0.00 1.47 0.01 0.08 91.54 11:00:49 1 5.90 0.00 1.47 0.01 0.07 92.53 11:00:49 2 7.27 0.00 1.23 0.04 0.07 91.39 11:00:49 3 5.27 0.00 1.26 0.01 0.08 93.38 11:00:49 4 6.87 0.00 1.21 0.02 0.08 91.82 11:00:49 5 5.67 0.00 1.03 0.11 0.08 93.12 11:00:49 6 5.40 0.00 1.22 0.02 0.09 93.28 11:00:49 7 6.95 0.00 1.08 0.02 0.08 91.86 Average: all 8.98 0.01 1.75 0.34 0.08 88.85 Average: 0 10.07 0.01 2.06 0.44 0.08 87.34 Average: 1 8.46 0.01 1.91 0.31 0.08 89.23 Average: 2 9.18 0.01 1.67 0.39 0.07 88.68 Average: 3 8.63 0.01 1.72 0.21 0.08 89.35 Average: 4 9.37 0.01 1.72 0.24 0.08 88.58 Average: 5 8.76 0.01 1.62 0.35 0.08 89.19 Average: 6 8.22 0.01 1.64 0.26 0.08 89.79 Average: 7 9.11 0.00 1.71 0.50 0.08 88.60