---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12482 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 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 844 11952 4 19294 30780 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:c0:34:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.240/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84510sec preferred_lft 84510sec inet6 fe80::f816:3eff:fec0:3470/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:1c:19:40:e6:d3 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::bc1c:19ff:fe40:e6d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12482) 08/14/26 _x86_64_ (8 CPU) 09:18:17 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:20 698.38 4.65 651.62 42.11 324.90 70874.40 646905.75 09:40:05 32.75 0.35 31.16 1.24 6.69 2285.40 993.03 Average: 375.06 2.56 350.24 22.26 170.33 37557.77 333158.16 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:20 4453312 24077520 8081132 24.59 580156 18173392 12272548 36.19 4598200 20190416 1812 09:40:05 262456 20287164 11864280 36.10 581420 18548872 17662892 52.09 4833640 24077012 1576 Average: 2357884 22182342 9972706 30.35 580788 18361132 14967720 44.14 4715920 22133714 1694 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:20 lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 09:30:20 ens3 537.77 328.94 4673.21 100.07 0.00 0.00 0.00 0.00 09:30:20 docker0 27.88 49.15 1.62 830.54 0.00 0.00 0.00 0.00 09:30:20 br-4eabf9bdae63 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:30:20 veth50d82a3 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 09:30:20 veth0887bbe 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:30:20 veth2620b91 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 09:30:20 veth33c38bb 1.79 1.66 1.28 0.22 0.00 0.00 0.00 0.00 09:30:20 veth77e8cde 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 09:30:20 vetha6809a0 1.56 1.74 0.21 1.28 0.00 0.00 0.00 0.00 09:40:05 lo 2.89 2.89 8.08 8.08 0.00 0.00 0.00 0.00 09:40:05 ens3 8.06 6.01 2.99 2.65 0.00 0.00 0.00 0.00 09:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 br-4eabf9bdae63 1.61 1.51 7.68 0.43 0.00 0.00 0.00 0.00 09:40:05 veth50d82a3 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 veth0887bbe 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 veth2620b91 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 09:40:05 veth33c38bb 166.41 178.91 112.86 84.61 0.00 0.00 0.00 0.01 09:40:05 veth77e8cde 0.55 0.39 0.07 0.35 0.00 0.00 0.00 0.00 09:40:05 veth070b273 100.45 93.07 69.84 48.74 0.00 0.00 0.00 0.01 09:40:05 veth42a0105 80.44 74.60 36.77 65.33 0.00 0.00 0.00 0.01 Average: lo 1.94 1.94 3.98 3.98 0.00 0.00 0.00 0.00 Average: ens3 280.47 172.08 2404.68 52.75 0.00 0.00 0.00 0.00 Average: docker0 14.34 25.27 0.83 427.11 0.00 0.00 0.00 0.00 Average: br-4eabf9bdae63 0.89 0.84 3.74 0.21 0.00 0.00 0.00 0.00 Average: veth50d82a3 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0887bbe 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2620b91 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth33c38bb 81.75 87.76 55.48 41.21 0.00 0.00 0.00 0.00 Average: veth77e8cde 0.28 0.24 0.04 0.17 0.00 0.00 0.00 0.00 Average: veth070b273 48.79 45.21 33.92 23.68 0.00 0.00 0.00 0.00 Average: veth42a0105 39.08 36.24 17.86 31.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12482) 08/14/26 _x86_64_ (8 CPU) 09:18:17 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:20 all 37.93 0.01 5.57 1.43 0.11 54.94 09:30:20 0 41.42 0.00 5.01 1.35 0.12 52.09 09:30:20 1 37.34 0.02 5.76 1.48 0.12 55.29 09:30:20 2 35.52 0.02 5.79 1.72 0.11 56.83 09:30:20 3 31.90 0.01 5.59 1.25 0.11 61.15 09:30:20 4 36.81 0.01 5.90 1.52 0.11 55.65 09:30:20 5 40.78 0.01 5.65 1.24 0.11 52.20 09:30:20 6 39.39 0.02 5.29 1.29 0.11 53.90 09:30:20 7 40.29 0.02 5.56 1.57 0.12 52.43 09:40:05 all 9.50 0.01 1.30 0.09 0.07 89.03 09:40:05 0 8.39 0.00 1.63 0.05 0.06 89.87 09:40:05 1 9.56 0.00 1.42 0.07 0.07 88.88 09:40:05 2 9.28 0.01 1.21 0.13 0.07 89.30 09:40:05 3 9.25 0.00 1.25 0.31 0.06 89.13 09:40:05 4 10.28 0.00 1.27 0.04 0.07 88.33 09:40:05 5 10.63 0.01 1.39 0.05 0.07 87.87 09:40:05 6 9.64 0.02 1.11 0.06 0.06 89.12 09:40:05 7 8.97 0.01 1.16 0.04 0.07 89.75 Average: all 24.11 0.01 3.50 0.78 0.09 71.51 Average: 0 25.35 0.00 3.37 0.72 0.09 70.47 Average: 1 23.83 0.01 3.65 0.79 0.09 71.62 Average: 2 22.78 0.01 3.57 0.95 0.09 72.60 Average: 3 20.89 0.00 3.48 0.79 0.09 74.75 Average: 4 23.91 0.01 3.65 0.80 0.09 71.54 Average: 5 26.14 0.01 3.58 0.66 0.09 69.52 Average: 6 24.93 0.02 3.26 0.69 0.09 71.02 Average: 7 25.06 0.02 3.42 0.83 0.09 70.57