---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14181 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: 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 871 15227 3 15992 30752 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:cd:21:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.52/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83601sec preferred_lft 83601sec inet6 fe80::f816:3eff:fecd:219f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:45:cd:28:bb:26 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::5c45:cdff:fe28:bb26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14181) 07/31/26 _x86_64_ (8 CPU) 07:49:32 LINUX RESTART (8 CPU) 07:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:09 680.24 6.34 654.47 19.43 423.24 66991.06 76039.82 08:10:09 78.82 0.45 75.45 2.93 18.17 9264.28 1582.62 08:20:09 48.13 0.30 21.31 26.52 21.28 3553.27 458642.79 08:30:01 10.14 0.06 9.66 0.42 1.09 1596.92 2325.66 Average: 206.45 1.81 192.25 12.39 117.28 20557.39 134963.51 07:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:09 8087356 26680916 5522000 16.80 583204 17132496 5685580 16.77 4514240 18549084 1060720 08:10:09 289208 19271460 12786900 38.91 584064 17592356 19580784 57.74 4789084 24066256 468 08:20:09 419780 17456308 14461612 44.01 581864 15815656 22068380 65.08 4735916 23986748 12092 08:30:01 369996 17094308 14823404 45.11 581596 15507116 22377064 65.99 4671916 24112192 12796 Average: 2291585 20125748 11898479 36.21 582682 16511906 17427952 51.39 4677789 22678570 271519 07:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:09 lo 0.96 0.96 0.10 0.10 0.00 0.00 0.00 0.00 08:00:09 ens3 514.00 345.94 4802.41 93.40 0.00 0.00 0.00 0.00 08:00:09 docker0 33.66 53.35 2.01 845.33 0.00 0.00 0.00 0.00 08:00:09 br-1db5a9fa4f62 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:09 lo 3.23 3.23 7.25 7.25 0.00 0.00 0.00 0.00 08:10:09 ens3 12.36 8.66 186.42 2.43 0.00 0.00 0.00 0.00 08:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:09 br-1db5a9fa4f62 3.43 3.86 1.38 12.90 0.00 0.00 0.00 0.00 08:10:09 veth0d6a749 4.71 5.27 1.16 48.44 0.00 0.00 0.00 0.00 08:10:09 veth0fa519d 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:10:09 veth0d50cc1 2.09 1.84 10.40 2.79 0.00 0.00 0.00 0.00 08:10:09 vethd158738 2.91 3.20 35.78 10.46 0.00 0.00 0.00 0.00 08:10:09 veth0fe1726 78.71 82.75 37.77 38.84 0.00 0.00 0.00 0.00 08:10:09 veth0839e2a 76.04 71.86 53.35 34.01 0.00 0.00 0.00 0.00 08:10:09 veth1c27a23 5.18 4.57 1.06 2.46 0.00 0.00 0.00 0.00 08:20:09 lo 27.38 27.38 108.32 108.32 0.00 0.00 0.00 0.00 08:20:09 ens3 7.75 6.81 20.77 1.92 0.00 0.00 0.00 0.00 08:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:09 br-1db5a9fa4f62 23.83 27.57 22.23 107.86 0.00 0.00 0.00 0.00 08:20:09 veth0d6a749 33.62 37.46 22.03 282.51 0.00 0.00 0.00 0.02 08:20:09 veth0fa519d 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:20:09 veth0d50cc1 10.88 11.70 42.77 51.79 0.00 0.00 0.00 0.00 08:20:09 vethd158738 17.61 17.11 176.58 42.83 0.00 0.00 0.00 0.01 08:20:09 veth0fe1726 75.19 82.29 55.36 31.68 0.00 0.00 0.00 0.00 08:20:09 veth0839e2a 32.90 29.97 60.01 14.07 0.00 0.00 0.00 0.00 08:20:09 veth1c27a23 56.11 51.57 24.70 43.85 0.00 0.00 0.00 0.00 08:30:01 lo 35.01 35.01 170.65 170.65 0.00 0.00 0.00 0.00 08:30:01 ens3 1.24 0.78 0.38 0.88 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 br-1db5a9fa4f62 29.48 35.25 34.52 138.13 0.00 0.00 0.00 0.00 08:30:01 veth0d6a749 34.34 40.04 35.49 178.69 0.00 0.00 0.00 0.01 08:30:01 veth0fa519d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 veth0d50cc1 7.76 9.00 7.04 41.15 0.00 0.00 0.00 0.00 08:30:01 vethd158738 9.92 8.84 42.03 6.66 0.00 0.00 0.00 0.00 08:30:01 veth0fe1726 60.07 66.10 47.55 21.83 0.00 0.00 0.00 0.00 08:30:01 veth0839e2a 40.90 38.02 48.81 22.81 0.00 0.00 0.00 0.00 08:30:01 veth1c27a23 30.95 27.72 13.95 26.95 0.00 0.00 0.00 0.00 Average: lo 16.54 16.54 71.06 71.06 0.00 0.00 0.00 0.00 Average: ens3 135.46 91.64 1267.67 24.95 0.00 0.00 0.00 0.00 Average: docker0 8.52 13.51 0.51 214.01 0.00 0.00 0.00 0.00 Average: br-1db5a9fa4f62 14.10 16.56 14.43 64.30 0.00 0.00 0.00 0.00 Average: veth0d6a749 18.07 20.57 14.56 126.89 0.00 0.00 0.00 0.01 Average: veth0fa519d 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth0d50cc1 5.16 5.61 15.04 23.81 0.00 0.00 0.00 0.00 Average: vethd158738 7.58 7.26 63.49 14.97 0.00 0.00 0.00 0.01 Average: veth0fe1726 53.30 57.58 35.02 23.02 0.00 0.00 0.00 0.00 Average: veth0839e2a 37.32 34.83 40.39 17.65 0.00 0.00 0.00 0.00 Average: veth1c27a23 22.97 20.88 9.89 18.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14181) 07/31/26 _x86_64_ (8 CPU) 07:49:32 LINUX RESTART (8 CPU) 07:50:02 CPU %user %nice %system %iowait %steal %idle 08:00:09 all 37.30 0.00 5.38 1.18 0.12 56.03 08:00:09 0 39.04 0.00 5.48 1.53 0.12 53.84 08:00:09 1 37.27 0.00 5.51 0.97 0.11 56.14 08:00:09 2 35.68 0.00 5.27 0.81 0.11 58.12 08:00:09 3 36.91 0.00 5.21 1.26 0.12 56.50 08:00:09 4 38.22 0.00 5.12 0.81 0.12 55.73 08:00:09 5 32.29 0.00 5.79 1.38 0.11 60.43 08:00:09 6 39.87 0.00 5.29 1.75 0.13 52.96 08:00:09 7 39.07 0.00 5.37 0.92 0.12 54.52 08:10:09 all 10.63 0.02 1.41 0.45 0.14 87.34 08:10:09 0 10.22 0.01 1.64 0.10 0.09 87.94 08:10:09 1 11.13 0.04 1.44 0.59 0.18 86.62 08:10:09 2 10.66 0.01 1.43 0.79 0.10 87.02 08:10:09 3 9.88 0.02 1.38 0.45 0.16 88.11 08:10:09 4 10.90 0.02 1.39 0.23 0.19 87.28 08:10:09 5 11.48 0.03 1.30 0.27 0.12 86.80 08:10:09 6 9.93 0.03 1.39 0.25 0.17 88.23 08:10:09 7 10.89 0.02 1.32 0.91 0.16 86.71 08:20:09 all 9.96 0.00 2.43 0.35 0.43 86.82 08:20:09 0 10.78 0.00 3.23 0.21 0.45 85.32 08:20:09 1 9.14 0.00 2.53 0.32 0.40 87.61 08:20:09 2 8.27 0.01 2.37 0.08 0.42 88.86 08:20:09 3 10.78 0.00 2.43 0.17 0.50 86.13 08:20:09 4 9.99 0.01 2.09 0.35 0.39 87.17 08:20:09 5 11.25 0.00 2.50 0.63 0.45 85.16 08:20:09 6 9.55 0.01 2.23 0.21 0.43 87.58 08:20:09 7 9.89 0.01 2.07 0.84 0.44 86.76 08:30:01 all 8.00 0.00 2.16 0.02 0.13 89.69 08:30:01 0 8.15 0.00 2.77 0.05 0.13 88.90 08:30:01 1 7.30 0.00 2.33 0.01 0.12 90.24 08:30:01 2 7.79 0.00 2.26 0.01 0.13 89.81 08:30:01 3 8.66 0.00 2.10 0.05 0.13 89.06 08:30:01 4 7.93 0.00 1.95 0.01 0.12 90.00 08:30:01 5 8.26 0.00 1.94 0.01 0.13 89.67 08:30:01 6 7.85 0.00 2.00 0.01 0.12 90.01 08:30:01 7 8.10 0.00 1.93 0.01 0.12 89.84 Average: all 16.55 0.01 2.85 0.50 0.21 79.88 Average: 0 17.12 0.00 3.29 0.47 0.20 78.92 Average: 1 16.30 0.01 2.96 0.47 0.20 80.05 Average: 2 15.67 0.01 2.84 0.42 0.19 80.87 Average: 3 16.64 0.00 2.79 0.49 0.22 79.86 Average: 4 16.83 0.01 2.64 0.35 0.20 79.96 Average: 5 15.88 0.01 2.90 0.58 0.20 80.44 Average: 6 16.89 0.01 2.73 0.56 0.21 79.59 Average: 7 17.08 0.01 2.68 0.67 0.21 79.35