---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17522 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 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 871 12125 4 19095 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:55:78:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.216/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84422sec preferred_lft 84422sec inet6 fe80::f816:3eff:fe55:7869/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:b9:60:45:09:0a 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::e4b9:60ff:fe45:90a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17522) 09/03/26 _x86_64_ (8 CPU) 05:43:16 LINUX RESTART (8 CPU) 05:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:01 246.72 0.47 235.93 10.32 24.60 48249.11 54894.11 06:10:01 12.12 0.16 11.61 0.35 5.77 427.22 3644.29 Average: 129.53 0.31 123.88 5.34 15.20 24360.86 29293.52 05:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 997284 21229176 10921836 33.23 582860 18759816 17259040 50.89 4791284 23418412 296 06:10:01 238368 20029472 12120492 36.88 566792 18336064 18313952 54.01 4779592 24146576 2216 Average: 617826 20629324 11521164 35.06 574826 18547940 17786496 52.45 4785438 23782494 1256 05:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:01 lo 0.59 0.59 0.04 0.04 0.00 0.00 0.00 0.00 06:00:01 ens3 330.49 192.99 2669.58 73.11 0.00 0.00 0.00 0.00 06:00:01 docker0 49.49 86.09 2.80 733.26 0.00 0.00 0.00 0.00 06:00:01 br-fad21c2b7100 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 06:00:01 vetha2974af 0.33 0.36 0.03 0.14 0.00 0.00 0.00 0.00 06:00:01 vethc984fd6 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 06:00:01 veth7a2d01c 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:00:01 veth800d18a 15.70 15.95 5.72 2.98 0.00 0.00 0.00 0.00 06:00:01 veth23ccb2e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 06:00:01 vethe1923ef 10.63 10.26 1.95 2.12 0.00 0.00 0.00 0.00 06:00:01 veth0b8d7ce 0.13 0.20 0.26 0.04 0.00 0.00 0.00 0.00 06:00:01 vethe4684ab 1.07 0.89 0.14 0.99 0.00 0.00 0.00 0.00 06:10:01 lo 6.50 6.50 29.99 29.99 0.00 0.00 0.00 0.00 06:10:01 ens3 9.29 6.86 5.42 5.24 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 br-fad21c2b7100 3.54 3.33 29.26 0.80 0.00 0.00 0.00 0.00 06:10:01 vetha2974af 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 06:10:01 vethc984fd6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 veth7a2d01c 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 06:10:01 veth800d18a 277.11 298.18 209.82 141.15 0.00 0.00 0.00 0.02 06:10:01 veth23ccb2e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 vethe1923ef 129.67 119.96 105.51 70.95 0.00 0.00 0.00 0.01 06:10:01 vethe4684ab 176.25 164.19 80.64 142.67 0.00 0.00 0.00 0.01 Average: lo 3.54 3.54 15.00 15.00 0.00 0.00 0.00 0.00 Average: ens3 170.04 100.01 1338.77 39.21 0.00 0.00 0.00 0.00 Average: docker0 24.77 43.09 1.40 366.98 0.00 0.00 0.00 0.00 Average: br-fad21c2b7100 1.92 1.79 14.62 0.41 0.00 0.00 0.00 0.00 Average: vetha2974af 0.36 0.28 0.05 0.24 0.00 0.00 0.00 0.00 Average: vethc984fd6 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7a2d01c 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth800d18a 146.28 156.93 107.67 72.00 0.00 0.00 0.00 0.01 Average: veth23ccb2e 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe1923ef 70.09 65.06 53.68 36.50 0.00 0.00 0.00 0.00 Average: vethe4684ab 88.58 82.46 40.36 71.76 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17522) 09/03/26 _x86_64_ (8 CPU) 05:43:16 LINUX RESTART (8 CPU) 05:50:00 CPU %user %nice %system %iowait %steal %idle 06:00:01 all 20.61 0.03 3.81 1.01 0.02 74.53 06:00:01 0 21.93 0.03 3.80 0.70 0.02 73.53 06:00:01 1 20.63 0.04 3.99 0.82 0.02 74.50 06:00:01 2 19.40 0.03 3.70 0.99 0.02 75.86 06:00:01 3 21.10 0.02 3.60 1.10 0.02 74.16 06:00:01 4 20.17 0.02 4.00 0.98 0.02 74.81 06:00:01 5 20.34 0.03 3.66 1.09 0.02 74.86 06:00:01 6 21.12 0.02 3.66 0.91 0.02 74.27 06:00:01 7 20.19 0.02 4.02 1.47 0.01 74.28 06:10:01 all 7.56 0.00 1.48 0.04 0.01 90.90 06:10:01 0 7.38 0.00 1.94 0.06 0.01 90.61 06:10:01 1 7.86 0.00 1.63 0.09 0.01 90.41 06:10:01 2 7.16 0.00 1.46 0.03 0.01 91.33 06:10:01 3 7.50 0.00 1.36 0.02 0.01 91.11 06:10:01 4 8.19 0.00 1.35 0.03 0.01 90.43 06:10:01 5 8.12 0.00 1.44 0.02 0.01 90.41 06:10:01 6 6.92 0.00 1.30 0.02 0.01 91.75 06:10:01 7 7.37 0.00 1.35 0.07 0.01 91.20 Average: all 14.10 0.01 2.64 0.53 0.01 82.70 Average: 0 14.67 0.02 2.87 0.38 0.01 82.05 Average: 1 14.26 0.02 2.81 0.45 0.01 82.44 Average: 2 13.30 0.01 2.59 0.51 0.01 83.57 Average: 3 14.32 0.01 2.49 0.56 0.01 82.61 Average: 4 14.19 0.01 2.68 0.50 0.02 82.60 Average: 5 14.25 0.01 2.55 0.56 0.01 82.62 Average: 6 14.04 0.01 2.48 0.47 0.01 82.99 Average: 7 13.79 0.01 2.69 0.77 0.01 82.72