---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4091 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 845 16321 3 14925 30778 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:c3:73:78 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 83632sec preferred_lft 83632sec inet6 fe80::f816:3eff:fec3:7378/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:36:e5:ad:31:02 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::7036:e5ff:fead:3102/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4091) 08/04/26 _x86_64_ (8 CPU) 16:50:44 LINUX RESTART (8 CPU) 17:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:15 194.71 0.43 187.76 6.51 19.26 41888.91 49524.80 17:20:02 47.67 1.27 43.46 2.93 57.99 7130.93 17423.79 17:30:01 10.37 0.10 9.83 0.44 2.09 1519.97 252.61 Average: 85.44 0.60 81.52 3.33 26.19 17125.94 22669.66 17:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:15 238616 19196144 12958204 39.43 567840 17523264 20361844 60.04 4380368 24588404 1800 17:20:02 426908 16294444 15606972 47.49 568504 14725656 24815484 73.18 4612556 24131020 10932 17:30:01 341760 15999304 15925784 48.46 568228 14497540 25101060 74.02 4560088 24305212 12032 Average: 335761 17163297 14830320 45.13 568191 15582153 23426129 69.08 4517671 24341545 8255 17:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:15 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 17:10:15 ens3 241.22 133.54 2077.67 39.16 0.00 0.00 0.00 0.00 17:10:15 docker0 30.23 50.75 1.66 557.27 0.00 0.00 0.00 0.00 17:10:15 vethed7b0ce 20.59 30.81 1.36 67.85 0.00 0.00 0.00 0.01 17:10:15 br-fb9e383a6843 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 17:10:15 veth1a96d8c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 17:10:15 veth67e2517 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 17:10:15 veth382d3f2 0.39 0.39 0.04 0.19 0.00 0.00 0.00 0.00 17:10:15 vethb3c823c 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 17:10:15 vethffba687 37.26 38.68 12.71 14.46 0.00 0.00 0.00 0.00 17:10:15 veth17d10ae 33.87 32.30 18.46 9.30 0.00 0.00 0.00 0.00 17:10:15 veth533a658 0.47 0.77 0.61 4.99 0.00 0.00 0.00 0.00 17:10:15 veth71a760c 1.56 1.25 0.21 1.28 0.00 0.00 0.00 0.00 17:20:02 lo 20.23 20.23 69.78 69.78 0.00 0.00 0.00 0.00 17:20:02 ens3 26.00 18.46 60.14 2.37 0.00 0.00 0.00 0.00 17:20:02 docker0 10.37 16.98 0.65 31.79 0.00 0.00 0.00 0.00 17:20:02 br-fb9e383a6843 18.32 21.11 13.97 84.54 0.00 0.00 0.00 0.00 17:20:02 veth1a96d8c 16.23 16.62 172.99 48.18 0.00 0.00 0.00 0.01 17:20:02 veth67e2517 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 17:20:02 veth382d3f2 9.59 8.95 47.86 17.75 0.00 0.00 0.00 0.00 17:20:02 vethb3c823c 27.40 30.24 13.42 255.96 0.00 0.00 0.00 0.02 17:20:02 vethffba687 98.73 107.10 68.65 49.50 0.00 0.00 0.00 0.01 17:20:02 veth17d10ae 64.19 59.39 56.37 35.00 0.00 0.00 0.00 0.00 17:20:02 veth71a760c 48.73 44.94 20.82 36.25 0.00 0.00 0.00 0.00 17:30:01 lo 34.52 34.52 165.92 165.92 0.00 0.00 0.00 0.00 17:30:01 ens3 1.14 1.10 0.28 0.88 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 br-fb9e383a6843 21.66 23.38 32.74 134.12 0.00 0.00 0.00 0.00 17:30:01 veth1a96d8c 8.21 7.22 22.18 5.11 0.00 0.00 0.00 0.00 17:30:01 veth67e2517 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 veth382d3f2 6.72 7.54 5.55 22.03 0.00 0.00 0.00 0.00 17:30:01 vethb3c823c 25.48 27.15 33.20 154.87 0.00 0.00 0.00 0.01 17:30:01 vethffba687 63.66 69.87 49.04 23.35 0.00 0.00 0.00 0.00 17:30:01 veth17d10ae 43.26 40.58 31.51 24.68 0.00 0.00 0.00 0.00 17:30:01 veth71a760c 31.66 28.36 14.04 26.57 0.00 0.00 0.00 0.00 Average: lo 18.29 18.29 77.94 77.94 0.00 0.00 0.00 0.00 Average: ens3 91.17 51.96 728.66 14.43 0.00 0.00 0.00 0.00 Average: docker0 13.70 22.86 0.78 200.53 0.00 0.00 0.00 0.00 Average: br-fb9e383a6843 13.28 14.75 15.44 72.18 0.00 0.00 0.00 0.00 Average: veth1a96d8c 8.04 7.87 63.84 17.43 0.00 0.00 0.00 0.01 Average: veth67e2517 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth382d3f2 5.49 5.56 17.48 13.18 0.00 0.00 0.00 0.00 Average: vethb3c823c 17.42 18.93 15.42 135.02 0.00 0.00 0.00 0.01 Average: vethffba687 66.10 71.38 43.04 28.85 0.00 0.00 0.00 0.00 Average: veth17d10ae 46.89 43.90 35.17 22.80 0.00 0.00 0.00 0.00 Average: veth71a760c 26.96 24.52 11.54 21.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4091) 08/04/26 _x86_64_ (8 CPU) 16:50:44 LINUX RESTART (8 CPU) 17:00:00 CPU %user %nice %system %iowait %steal %idle 17:10:15 all 16.26 0.02 2.52 1.31 0.08 79.80 17:10:15 0 13.90 0.03 2.71 1.30 0.08 81.98 17:10:15 1 16.73 0.01 2.92 0.87 0.08 79.39 17:10:15 2 14.94 0.04 2.36 1.01 0.08 81.57 17:10:15 3 16.84 0.02 2.13 0.73 0.09 80.18 17:10:15 4 18.61 0.03 2.24 0.88 0.08 78.16 17:10:15 5 14.27 0.02 2.54 1.41 0.08 81.68 17:10:15 6 16.36 0.00 2.51 2.45 0.08 78.60 17:10:15 7 18.44 0.02 2.78 1.88 0.08 76.80 17:20:02 all 10.77 0.01 2.36 0.64 0.10 86.12 17:20:02 0 10.31 0.02 2.87 0.73 0.10 85.97 17:20:02 1 10.92 0.00 2.52 0.66 0.10 85.80 17:20:02 2 10.23 0.00 2.24 0.89 0.10 86.55 17:20:02 3 11.55 0.01 2.42 0.50 0.10 85.42 17:20:02 4 11.42 0.01 2.34 0.40 0.10 85.73 17:20:02 5 10.01 0.00 2.28 0.56 0.10 87.05 17:20:02 6 11.87 0.00 2.12 1.15 0.10 84.76 17:20:02 7 9.87 0.00 2.10 0.25 0.10 87.67 17:30:01 all 7.68 0.00 2.11 0.18 0.10 89.93 17:30:01 0 7.49 0.00 2.79 0.25 0.10 89.37 17:30:01 1 7.60 0.00 2.28 0.09 0.10 89.93 17:30:01 2 8.13 0.00 2.24 0.83 0.11 88.69 17:30:01 3 7.53 0.00 1.98 0.04 0.10 90.35 17:30:01 4 7.85 0.00 2.07 0.05 0.11 89.93 17:30:01 5 7.61 0.00 1.79 0.08 0.10 90.43 17:30:01 6 7.88 0.00 1.98 0.02 0.10 90.01 17:30:01 7 7.33 0.00 1.77 0.10 0.10 90.70 Average: all 11.62 0.01 2.33 0.72 0.09 85.23 Average: 0 10.59 0.02 2.79 0.77 0.09 85.74 Average: 1 11.80 0.01 2.58 0.54 0.09 84.99 Average: 2 11.14 0.01 2.28 0.91 0.09 85.56 Average: 3 12.03 0.01 2.17 0.43 0.10 85.27 Average: 4 12.69 0.01 2.22 0.45 0.10 84.55 Average: 5 10.67 0.01 2.20 0.69 0.09 86.34 Average: 6 12.08 0.00 2.20 1.22 0.10 84.40 Average: 7 11.95 0.01 2.22 0.76 0.09 84.97