---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13548 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 847 12269 3 18975 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:59:a0:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.43/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84377sec preferred_lft 84377sec inet6 fe80::f816:3eff:fe59:a02b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:7a:1a:62:c9:5c 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::dc7a:1aff:fe62:c95c/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-13548) 07/29/26 _x86_64_ (8 CPU) 06:10:44 LINUX RESTART (8 CPU) 06:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:23 157.04 0.33 151.53 5.18 16.41 26079.73 24071.49 06:40:25 12.32 0.11 11.87 0.34 4.07 493.24 4422.71 Average: 85.80 0.22 82.78 2.80 10.34 13484.55 14399.19 06:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:23 1363832 20920280 11232936 34.18 603164 18055012 17085564 50.38 4789740 23011480 1152 06:40:25 277696 19899684 12252352 37.28 603720 18116380 18137300 53.48 4826504 24077248 332 Average: 820764 20409982 11742644 35.73 603442 18085696 17611432 51.93 4808122 23544364 742 06:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:23 lo 0.57 0.57 0.04 0.04 0.00 0.00 0.00 0.00 06:30:23 ens3 65.47 50.14 1214.91 11.22 0.00 0.00 0.00 0.00 06:30:23 docker0 4.15 6.27 0.25 164.02 0.00 0.00 0.00 0.00 06:30:23 br-f7b46369bef2 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 06:30:23 veth1b93912 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 06:30:23 veth0f55902 0.42 0.40 0.05 0.21 0.00 0.00 0.00 0.00 06:30:23 vethc92fa21 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:30:23 veth559f248 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 06:30:23 vetha0778d0 43.54 45.62 15.78 19.10 0.00 0.00 0.00 0.00 06:30:23 vethceeb2be 41.06 38.77 25.39 12.41 0.00 0.00 0.00 0.00 06:30:23 veth1fc3bfa 0.55 0.98 0.70 7.26 0.00 0.00 0.00 0.00 06:30:23 veth92330f2 1.72 1.39 0.23 1.39 0.00 0.00 0.00 0.00 06:40:25 lo 8.43 8.43 38.39 38.39 0.00 0.00 0.00 0.00 06:40:25 ens3 13.97 10.47 4.68 5.27 0.00 0.00 0.00 0.00 06:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:25 br-f7b46369bef2 4.76 4.41 37.47 1.03 0.00 0.00 0.00 0.00 06:40:25 veth1b93912 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:25 veth0f55902 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 06:40:25 vethc92fa21 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 06:40:25 veth559f248 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:25 vetha0778d0 317.89 343.14 256.28 158.22 0.00 0.00 0.00 0.02 06:40:25 vethceeb2be 120.84 111.14 98.81 74.20 0.00 0.00 0.00 0.01 06:40:25 veth92330f2 230.48 214.46 105.74 186.21 0.00 0.00 0.00 0.02 Average: lo 4.44 4.44 18.92 18.92 0.00 0.00 0.00 0.00 Average: ens3 40.12 30.61 619.16 8.29 0.00 0.00 0.00 0.00 Average: docker0 2.11 3.18 0.13 83.28 0.00 0.00 0.00 0.00 Average: br-f7b46369bef2 2.49 2.30 18.45 0.51 0.00 0.00 0.00 0.00 Average: veth1b93912 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0f55902 0.41 0.30 0.06 0.28 0.00 0.00 0.00 0.00 Average: vethc92fa21 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth559f248 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha0778d0 178.59 192.08 134.17 87.59 0.00 0.00 0.00 0.01 Average: vethceeb2be 80.33 74.40 61.53 42.83 0.00 0.00 0.00 0.01 Average: veth92330f2 114.33 106.27 52.17 92.37 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13548) 07/29/26 _x86_64_ (8 CPU) 06:10:44 LINUX RESTART (8 CPU) 06:20:03 CPU %user %nice %system %iowait %steal %idle 06:30:23 all 10.30 0.02 2.09 0.99 0.08 86.51 06:30:23 0 9.10 0.02 2.03 0.79 0.07 87.98 06:30:23 1 12.02 0.01 2.39 0.83 0.09 84.66 06:30:23 2 9.30 0.02 2.11 1.51 0.09 86.98 06:30:23 3 11.94 0.02 2.17 1.12 0.10 84.65 06:30:23 4 9.60 0.02 2.05 1.03 0.09 87.20 06:30:23 5 9.92 0.03 1.76 0.98 0.08 87.24 06:30:23 6 10.65 0.01 1.99 0.73 0.09 86.53 06:30:23 7 9.90 0.02 2.21 0.93 0.08 86.85 06:40:25 all 7.24 0.00 1.44 0.03 0.09 91.19 06:40:25 0 7.21 0.00 1.89 0.01 0.09 90.79 06:40:25 1 7.37 0.00 1.65 0.03 0.09 90.86 06:40:25 2 6.68 0.00 1.42 0.02 0.10 91.78 06:40:25 3 7.06 0.00 1.42 0.02 0.09 91.41 06:40:25 4 7.21 0.00 1.25 0.04 0.09 91.41 06:40:25 5 7.21 0.00 1.30 0.06 0.10 91.33 06:40:25 6 7.99 0.00 1.32 0.04 0.10 90.55 06:40:25 7 7.18 0.00 1.26 0.03 0.09 91.44 Average: all 8.80 0.01 1.77 0.52 0.09 88.81 Average: 0 8.17 0.01 1.96 0.41 0.08 89.37 Average: 1 9.74 0.00 2.02 0.44 0.09 87.70 Average: 2 8.02 0.01 1.77 0.78 0.09 89.33 Average: 3 9.54 0.01 1.80 0.58 0.09 87.97 Average: 4 8.43 0.01 1.66 0.54 0.09 89.27 Average: 5 8.59 0.01 1.53 0.53 0.09 89.25 Average: 6 9.35 0.01 1.66 0.39 0.09 88.50 Average: 7 8.57 0.01 1.74 0.49 0.09 89.10