---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12196 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: 5599.94 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 847 12209 4 19035 30777 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:e2:13:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.49/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84216sec preferred_lft 84216sec inet6 fe80::f816:3eff:fee2:13e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:8e:1f:ce:5a:6d 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::bc8e:1fff:fece:5a6d/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-12196) 08/13/26 _x86_64_ (8 CPU) 13:06:31 LINUX RESTART (8 CPU) 13:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:02 633.41 5.68 598.69 29.05 390.43 44322.30 620900.36 13:30:07 177.76 0.33 170.11 7.33 15.43 32615.85 151580.94 13:40:22 11.53 0.16 11.03 0.34 5.61 473.71 2648.45 Average: 270.76 2.02 256.66 12.08 134.97 25566.73 254918.36 13:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:02 14106564 27169148 5060848 15.40 512484 11936308 5333456 15.73 2785272 14580200 383812 13:30:07 1026112 20914708 11238140 34.20 583460 18418252 17157332 50.60 4766552 23416848 600 13:40:22 262836 19925412 12226424 37.20 571244 18204280 18135872 53.48 4791780 24128908 240 Average: 5131837 22669756 9508471 28.93 555729 16186280 13542220 39.93 4114535 20708652 128217 13:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:02 lo 0.62 0.62 0.07 0.07 0.00 0.00 0.00 0.00 13:20:02 ens3 370.75 253.70 3033.91 68.48 0.00 0.00 0.00 0.00 13:20:02 docker0 16.52 22.88 0.95 331.76 0.00 0.00 0.00 0.00 13:30:07 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 13:30:07 ens3 97.26 57.00 1933.69 9.90 0.00 0.00 0.00 0.00 13:30:07 docker0 15.24 30.34 0.89 523.17 0.00 0.00 0.00 0.00 13:30:07 br-4e5467ba3f6f 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 13:30:07 veth4849443 0.43 0.41 0.05 0.23 0.00 0.00 0.00 0.00 13:30:07 veth5b36c96 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:30:07 veth30f37eb 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:30:07 vethda8e697 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:30:07 vethb33596a 57.13 60.66 24.68 31.31 0.00 0.00 0.00 0.00 13:30:07 veth46938fc 56.56 52.56 42.83 21.38 0.00 0.00 0.00 0.00 13:30:07 veth90d3641 0.88 1.60 0.93 12.50 0.00 0.00 0.00 0.00 13:30:07 veth2e1f4ac 1.87 1.50 0.26 1.51 0.00 0.00 0.00 0.00 13:40:22 lo 9.78 9.78 52.53 52.53 0.00 0.00 0.00 0.00 13:40:22 ens3 12.17 9.36 5.42 5.47 0.00 0.00 0.00 0.00 13:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:22 br-4e5467ba3f6f 5.66 5.27 51.49 1.13 0.00 0.00 0.00 0.00 13:40:22 veth4849443 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 13:40:22 veth5b36c96 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:22 veth30f37eb 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 13:40:22 vethda8e697 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:22 vethb33596a 328.46 353.75 267.17 154.87 0.00 0.00 0.00 0.02 13:40:22 veth46938fc 120.68 111.72 99.52 76.83 0.00 0.00 0.00 0.01 13:40:22 veth2e1f4ac 241.69 225.15 110.70 194.46 0.00 0.00 0.00 0.02 Average: lo 3.73 3.73 17.83 17.83 0.00 0.00 0.00 0.00 Average: ens3 158.05 105.32 1641.18 27.59 0.00 0.00 0.00 0.00 Average: docker0 10.50 17.62 0.61 283.28 0.00 0.00 0.00 0.00 Average: br-4e5467ba3f6f 2.02 1.87 17.44 0.39 0.00 0.00 0.00 0.00 Average: veth4849443 0.28 0.20 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth5b36c96 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth30f37eb 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethda8e697 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb33596a 130.30 140.04 98.71 62.90 0.00 0.00 0.00 0.01 Average: veth46938fc 59.74 55.38 48.00 33.15 0.00 0.00 0.00 0.00 Average: veth2e1f4ac 82.47 76.75 37.57 66.36 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12196) 08/13/26 _x86_64_ (8 CPU) 13:06:31 LINUX RESTART (8 CPU) 13:10:07 CPU %user %nice %system %iowait %steal %idle 13:20:02 all 31.89 0.00 3.77 1.07 0.07 63.19 13:20:02 0 34.14 0.00 3.81 0.67 0.08 61.30 13:20:02 1 33.14 0.00 4.12 0.88 0.08 61.78 13:20:02 2 28.96 0.00 3.60 1.44 0.07 65.94 13:20:02 3 31.32 0.00 3.90 1.46 0.07 63.25 13:20:02 4 31.77 0.00 3.95 1.15 0.07 63.06 13:20:02 5 34.74 0.00 3.90 1.12 0.07 60.18 13:20:02 6 28.49 0.00 3.57 1.00 0.07 66.86 13:20:02 7 32.56 0.00 3.30 0.88 0.07 63.19 13:30:07 all 11.80 0.02 2.44 0.70 0.07 84.97 13:30:07 0 10.52 0.01 2.32 0.37 0.06 86.72 13:30:07 1 13.60 0.02 2.82 0.60 0.07 82.90 13:30:07 2 12.10 0.03 2.49 0.92 0.07 84.40 13:30:07 3 12.03 0.01 2.57 0.69 0.07 84.63 13:30:07 4 12.20 0.01 2.34 0.62 0.07 84.76 13:30:07 5 10.19 0.03 2.17 0.57 0.07 86.97 13:30:07 6 11.51 0.02 2.39 0.77 0.07 85.23 13:30:07 7 12.29 0.02 2.44 1.06 0.07 84.12 13:40:22 all 6.70 0.00 1.30 0.02 0.07 91.91 13:40:22 0 6.16 0.00 1.78 0.02 0.07 91.96 13:40:22 1 7.28 0.00 1.44 0.01 0.07 91.20 13:40:22 2 7.47 0.00 1.37 0.03 0.07 91.05 13:40:22 3 6.95 0.00 1.13 0.01 0.07 91.84 13:40:22 4 6.93 0.00 1.24 0.05 0.07 91.70 13:40:22 5 6.81 0.00 1.14 0.00 0.07 91.98 13:40:22 6 6.75 0.00 1.31 0.01 0.08 91.84 13:40:22 7 5.22 0.00 1.01 0.04 0.07 93.65 Average: all 16.67 0.01 2.49 0.59 0.07 80.17 Average: 0 16.79 0.00 2.63 0.35 0.07 80.16 Average: 1 17.88 0.01 2.78 0.49 0.07 78.77 Average: 2 16.07 0.01 2.48 0.79 0.07 80.59 Average: 3 16.64 0.00 2.52 0.71 0.07 80.05 Average: 4 16.84 0.01 2.50 0.60 0.07 79.98 Average: 5 17.10 0.01 2.39 0.56 0.07 79.87 Average: 6 15.49 0.01 2.41 0.59 0.07 81.43 Average: 7 16.56 0.01 2.24 0.66 0.07 80.47