---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3678 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 874 13386 4 17831 30750 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:e4:15:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.183/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83498sec preferred_lft 83498sec inet6 fe80::f816:3eff:fee4:15a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:08:fe:c0:a3:5b 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::8808:feff:fec0:a35b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3678) 06/29/26 _x86_64_ (8 CPU) 14:06:42 LINUX RESTART (8 CPU) 14:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:00 506.53 0.94 493.80 11.79 247.46 57171.50 71037.41 14:30:06 52.86 0.31 49.51 3.03 6.57 3709.32 1045.10 14:40:01 24.60 0.32 22.19 2.09 5.20 3605.87 4257.99 14:50:06 10.56 0.06 9.98 0.52 1.67 1884.71 973.36 Average: 146.37 0.40 141.66 4.31 64.05 16330.62 18987.28 14:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:00 8561084 27660228 4537496 13.81 585012 17615996 8910224 26.28 4664284 17929828 1532 14:30:06 975264 20828600 11275672 34.31 600516 18391028 17385040 51.27 5070348 23076932 29296 14:40:01 372532 19370928 12570936 38.25 584152 17716444 19307236 56.93 4974312 23780300 13112 14:50:06 332872 19035072 12972108 39.47 584388 17359660 19560496 57.68 4903316 23889200 11940 Average: 2560438 21723707 10339053 31.46 588517 17770782 16290749 48.04 4903065 22169065 13970 14:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:00 lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 14:20:00 ens3 380.26 227.68 2902.60 73.16 0.00 0.00 0.00 0.00 14:20:00 docker0 16.79 34.00 1.04 777.15 0.00 0.00 0.00 0.00 14:20:00 br-032d54be1b0d 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 veth63aeb7e 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 veth9746aea 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 vethddf0589 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 vethaed453c 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 veth6731cd4 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 14:30:06 lo 3.15 3.15 7.18 7.18 0.00 0.00 0.00 0.00 14:30:06 ens3 8.63 5.74 9.18 2.30 0.00 0.00 0.00 0.00 14:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:06 br-032d54be1b0d 3.50 4.19 1.34 12.79 0.00 0.00 0.00 0.00 14:30:06 veth63aeb7e 3.08 3.43 38.05 10.96 0.00 0.00 0.00 0.00 14:30:06 veth9746aea 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:30:06 vethddf0589 4.94 5.70 1.14 50.63 0.00 0.00 0.00 0.00 14:30:06 vethaed453c 76.05 80.38 37.19 37.88 0.00 0.00 0.00 0.00 14:30:06 veth6731cd4 2.24 1.91 10.89 2.77 0.00 0.00 0.00 0.00 14:30:06 veth20692d0 76.40 71.59 52.92 33.97 0.00 0.00 0.00 0.00 14:30:06 veth1e0518f 2.54 1.98 0.34 1.90 0.00 0.00 0.00 0.00 14:40:01 lo 30.21 30.21 118.28 118.28 0.00 0.00 0.00 0.00 14:40:01 ens3 8.89 7.69 24.40 2.08 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 br-032d54be1b0d 22.79 26.18 21.05 122.24 0.00 0.00 0.00 0.00 14:40:01 veth63aeb7e 20.06 19.49 204.89 50.99 0.00 0.00 0.00 0.02 14:40:01 veth9746aea 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 14:40:01 vethddf0589 33.96 37.41 21.28 325.17 0.00 0.00 0.00 0.03 14:40:01 vethaed453c 73.28 80.03 61.67 28.60 0.00 0.00 0.00 0.01 14:40:01 veth6731cd4 11.88 12.77 50.77 51.67 0.00 0.00 0.00 0.00 14:40:01 veth20692d0 35.45 32.30 59.96 16.38 0.00 0.00 0.00 0.00 14:40:01 veth1e0518f 51.22 47.28 21.00 47.63 0.00 0.00 0.00 0.00 14:50:06 lo 33.63 33.63 160.57 160.57 0.00 0.00 0.00 0.00 14:50:06 ens3 0.80 0.62 0.23 0.58 0.00 0.00 0.00 0.00 14:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:06 br-032d54be1b0d 26.29 27.12 34.84 127.13 0.00 0.00 0.00 0.00 14:50:06 veth63aeb7e 12.60 11.16 76.27 9.71 0.00 0.00 0.00 0.01 14:50:06 veth9746aea 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:06 vethddf0589 32.64 33.57 35.60 201.78 0.00 0.00 0.00 0.02 14:50:06 vethaed453c 61.46 67.47 57.41 22.10 0.00 0.00 0.00 0.00 14:50:06 veth6731cd4 9.48 11.51 10.11 75.93 0.00 0.00 0.00 0.01 14:50:06 veth20692d0 41.98 38.56 84.20 21.87 0.00 0.00 0.00 0.01 14:50:06 veth1e0518f 32.80 29.51 13.79 37.92 0.00 0.00 0.00 0.00 Average: lo 16.97 16.97 71.84 71.84 0.00 0.00 0.00 0.00 Average: ens3 97.83 59.35 720.12 19.18 0.00 0.00 0.00 0.00 Average: docker0 4.12 8.34 0.25 190.55 0.00 0.00 0.00 0.00 Average: br-032d54be1b0d 13.21 14.43 14.38 65.78 0.00 0.00 0.00 0.00 Average: veth63aeb7e 8.96 8.55 79.89 17.92 0.00 0.00 0.00 0.01 Average: veth9746aea 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethddf0589 17.95 19.24 14.58 144.71 0.00 0.00 0.00 0.01 Average: vethaed453c 53.03 57.33 39.27 22.30 0.00 0.00 0.00 0.00 Average: veth6731cd4 5.92 6.57 17.94 32.74 0.00 0.00 0.00 0.00 Average: veth20692d0 38.78 35.92 49.60 18.21 0.00 0.00 0.00 0.00 Average: veth1e0518f 21.67 19.72 8.80 21.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3678) 06/29/26 _x86_64_ (8 CPU) 14:06:42 LINUX RESTART (8 CPU) 14:10:13 CPU %user %nice %system %iowait %steal %idle 14:20:00 all 32.27 0.00 5.10 9.97 0.11 52.54 14:20:00 0 30.97 0.00 5.58 12.90 0.11 50.43 14:20:00 1 34.76 0.00 5.18 10.49 0.12 49.45 14:20:00 2 32.57 0.00 4.82 11.37 0.11 51.13 14:20:00 3 34.15 0.00 5.90 8.67 0.12 51.16 14:20:00 4 30.65 0.00 5.02 7.80 0.11 56.42 14:20:00 5 32.13 0.00 4.81 11.13 0.11 51.81 14:20:00 6 29.61 0.00 5.00 8.90 0.11 56.37 14:20:00 7 33.32 0.00 4.51 8.49 0.11 53.57 14:30:06 all 11.81 0.03 1.67 0.20 0.12 86.17 14:30:06 0 11.02 0.02 1.44 0.07 0.15 87.30 14:30:06 1 12.08 0.03 1.61 0.20 0.09 85.99 14:30:06 2 12.79 0.04 1.93 0.08 0.11 85.05 14:30:06 3 11.56 0.02 1.95 0.06 0.09 86.31 14:30:06 4 12.56 0.03 1.61 0.43 0.16 85.21 14:30:06 5 11.69 0.04 1.53 0.20 0.09 86.45 14:30:06 6 11.71 0.03 1.75 0.10 0.14 86.27 14:30:06 7 11.06 0.03 1.55 0.46 0.12 86.78 14:40:01 all 10.95 0.00 2.26 0.13 0.09 86.56 14:40:01 0 10.32 0.01 2.26 0.20 0.08 87.14 14:40:01 1 11.31 0.01 2.50 0.05 0.10 86.03 14:40:01 2 11.63 0.01 2.41 0.05 0.09 85.81 14:40:01 3 11.19 0.00 2.22 0.04 0.09 86.45 14:40:01 4 10.80 0.01 2.19 0.24 0.09 86.67 14:40:01 5 10.95 0.01 2.19 0.18 0.09 86.57 14:40:01 6 11.82 0.01 2.27 0.07 0.09 85.75 14:40:01 7 9.57 0.00 2.06 0.19 0.09 88.08 14:50:06 all 9.15 0.00 2.11 0.04 0.08 88.61 14:50:06 0 9.04 0.00 2.39 0.03 0.08 88.46 14:50:06 1 9.47 0.00 2.14 0.02 0.09 88.29 14:50:06 2 10.37 0.00 2.19 0.03 0.09 87.32 14:50:06 3 8.39 0.00 2.00 0.07 0.09 89.45 14:50:06 4 8.76 0.00 1.95 0.04 0.08 89.16 14:50:06 5 9.59 0.00 2.12 0.04 0.09 88.16 14:50:06 6 9.35 0.00 2.06 0.06 0.08 88.45 14:50:06 7 8.24 0.00 2.03 0.01 0.08 89.64 Average: all 15.93 0.01 2.77 2.53 0.10 78.66 Average: 0 15.22 0.01 2.90 3.23 0.11 78.53 Average: 1 16.78 0.01 2.84 2.64 0.10 77.64 Average: 2 16.73 0.01 2.82 2.83 0.10 77.50 Average: 3 16.18 0.01 2.99 2.16 0.09 78.56 Average: 4 15.60 0.01 2.68 2.09 0.11 79.52 Average: 5 15.97 0.01 2.65 2.83 0.09 78.45 Average: 6 15.52 0.01 2.75 2.24 0.11 79.38 Average: 7 15.43 0.01 2.52 2.25 0.10 79.69