---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3103 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 1005 13648 4 17438 30618 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:47:4d:55 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 84345sec preferred_lft 84345sec inet6 fe80::f816:3eff:fe47:4d55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:75:75:40:cf:50 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::2875:75ff:fe40:cf50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3103) 09/18/26 _x86_64_ (8 CPU) 15:43:36 LINUX RESTART (8 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 267.70 0.50 254.06 13.14 23.95 50794.85 75489.46 16:10:14 9.99 0.85 8.83 0.31 23.09 369.41 3127.13 Average: 137.50 0.68 130.16 6.66 23.52 25318.98 38930.68 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 297512 19785524 12368004 37.64 584836 18026688 19225904 56.70 4766712 24125584 240 16:10:14 264796 18227892 13925436 42.37 565976 16544924 20429936 60.25 4630664 24306672 648 Average: 281154 19006708 13146720 40.01 575406 17285806 19827920 58.47 4698688 24216128 444 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 0.58 0.58 0.04 0.04 0.00 0.00 0.00 0.00 16:00:01 ens3 360.24 211.54 2782.57 83.71 0.00 0.00 0.00 0.00 16:00:01 docker0 26.24 50.79 1.52 736.79 0.00 0.00 0.00 0.00 16:00:01 br-0775c5df6a56 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 16:00:01 veth2c81ef7 7.02 6.78 4.64 1.33 0.00 0.00 0.00 0.00 16:00:01 vethbcf8973 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:00:01 vethb03dd23 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 16:00:01 veth9952c91 0.18 0.23 0.02 0.01 0.00 0.00 0.00 0.00 16:00:01 vethcf65768 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:00:01 veth373ba2d 1.32 1.31 0.14 0.97 0.00 0.00 0.00 0.00 16:00:01 veth2cda2ac 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 veth822a9fb 0.67 0.61 0.09 0.74 0.00 0.00 0.00 0.00 16:10:14 lo 4.96 4.96 21.39 21.39 0.00 0.00 0.00 0.00 16:10:14 ens3 8.73 6.31 3.77 4.65 0.00 0.00 0.00 0.00 16:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:14 br-0775c5df6a56 2.72 2.57 20.78 0.66 0.00 0.00 0.00 0.00 16:10:14 veth2c81ef7 228.45 245.94 166.61 115.03 0.00 0.00 0.00 0.01 16:10:14 vethbcf8973 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 16:10:14 vethb03dd23 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:14 veth9952c91 0.47 0.28 0.07 0.41 0.00 0.00 0.00 0.00 16:10:14 vethcf65768 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:14 veth373ba2d 122.20 113.37 91.28 61.78 0.00 0.00 0.00 0.01 16:10:14 veth822a9fb 130.72 121.40 59.80 108.43 0.00 0.00 0.00 0.01 Average: lo 2.79 2.79 10.83 10.83 0.00 0.00 0.00 0.00 Average: ens3 182.65 107.85 1378.67 43.77 0.00 0.00 0.00 0.00 Average: docker0 12.99 25.13 0.75 364.55 0.00 0.00 0.00 0.00 Average: br-0775c5df6a56 1.52 1.43 10.51 0.34 0.00 0.00 0.00 0.00 Average: veth2c81ef7 118.89 127.61 86.47 58.77 0.00 0.00 0.00 0.01 Average: vethbcf8973 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethb03dd23 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9952c91 0.33 0.26 0.05 0.21 0.00 0.00 0.00 0.00 Average: vethcf65768 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth373ba2d 62.39 57.93 46.19 31.69 0.00 0.00 0.00 0.00 Average: veth822a9fb 66.38 61.63 30.26 55.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3103) 09/18/26 _x86_64_ (8 CPU) 15:43:36 LINUX RESTART (8 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 24.10 0.02 3.73 3.77 0.07 68.31 16:00:01 0 23.64 0.02 4.28 4.11 0.06 67.90 16:00:01 1 23.32 0.03 3.36 2.98 0.06 70.25 16:00:01 2 22.23 0.03 3.95 3.09 0.07 70.62 16:00:01 3 25.76 0.04 4.05 4.55 0.07 65.54 16:00:01 4 23.10 0.01 3.43 3.34 0.06 70.05 16:00:01 5 23.76 0.02 3.42 3.88 0.07 68.85 16:00:01 6 26.21 0.04 3.84 4.17 0.07 65.67 16:00:01 7 24.76 0.01 3.52 4.04 0.06 67.59 16:10:14 all 7.86 0.00 1.42 0.05 0.03 90.64 16:10:14 0 8.00 0.00 1.90 0.04 0.03 90.03 16:10:14 1 5.52 0.00 1.55 0.02 0.03 92.87 16:10:14 2 7.43 0.00 1.35 0.05 0.04 91.14 16:10:14 3 8.54 0.00 1.45 0.08 0.03 89.90 16:10:14 4 7.44 0.00 1.22 0.13 0.03 91.18 16:10:14 5 8.43 0.00 1.21 0.02 0.03 90.30 16:10:14 6 8.28 0.00 1.34 0.04 0.03 90.30 16:10:14 7 9.25 0.00 1.33 0.02 0.03 89.36 Average: all 15.90 0.01 2.56 1.89 0.05 79.58 Average: 0 15.73 0.01 3.08 2.05 0.04 79.08 Average: 1 14.30 0.01 2.44 1.48 0.05 81.72 Average: 2 14.77 0.02 2.64 1.55 0.05 80.97 Average: 3 17.07 0.02 2.73 2.30 0.05 77.83 Average: 4 15.20 0.01 2.32 1.72 0.05 80.71 Average: 5 16.03 0.01 2.30 1.94 0.05 79.66 Average: 6 17.16 0.02 2.58 2.09 0.05 78.10 Average: 7 16.93 0.01 2.42 2.02 0.05 78.58