---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14869 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 824 12245 4 19022 30800 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:c8:d6:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.188/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84429sec preferred_lft 84429sec inet6 fe80::f816:3eff:fec8:d665/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:38:0d:2c:eb:70 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::fc38:dff:fe2c:eb70/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14869) 08/02/26 _x86_64_ (8 CPU) 10:51:31 LINUX RESTART (8 CPU) 11:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:36 163.06 0.29 157.30 5.47 13.63 27434.56 33927.14 11:20:36 11.47 0.10 11.14 0.22 3.93 480.07 2639.41 Average: 89.11 0.20 86.00 2.91 8.90 14284.64 18663.22 11:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:36 2071904 21609488 10543724 32.08 599892 18043812 16438564 48.48 4784092 22347408 708 11:20:36 837844 20468764 11682968 35.55 600392 18132356 17636848 52.01 4827056 23512228 476 Average: 1454874 21039126 11113346 33.82 600142 18088084 17037706 50.24 4805574 22929818 592 11:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:36 lo 0.56 0.56 0.04 0.04 0.00 0.00 0.00 0.00 11:10:36 ens3 99.52 67.40 1403.97 15.33 0.00 0.00 0.00 0.00 11:10:36 docker0 11.80 21.11 0.67 337.67 0.00 0.00 0.00 0.00 11:10:36 br-7bb2351a6ce5 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 11:10:36 veth26744b3 0.41 0.39 0.05 0.22 0.00 0.00 0.00 0.00 11:10:36 veth0791936 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:10:36 vethce1704a 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:10:36 veth8863760 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:10:36 vethe1ba71c 48.54 51.29 19.46 25.20 0.00 0.00 0.00 0.00 11:10:36 vethb5ee3fa 47.20 44.04 34.83 16.24 0.00 0.00 0.00 0.00 11:10:36 vetha1d55d1 0.73 1.34 0.80 10.57 0.00 0.00 0.00 0.00 11:10:36 veth62b66c9 1.78 1.41 0.24 1.43 0.00 0.00 0.00 0.00 11:20:36 lo 8.90 8.90 39.46 39.46 0.00 0.00 0.00 0.00 11:20:36 ens3 18.52 12.01 6.98 6.33 0.00 0.00 0.00 0.00 11:20:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:36 br-7bb2351a6ce5 4.97 4.64 38.50 1.06 0.00 0.00 0.00 0.00 11:20:36 veth26744b3 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 11:20:36 veth0791936 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:36 vethce1704a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:36 veth8863760 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 11:20:36 vethe1ba71c 323.91 348.95 262.09 156.90 0.00 0.00 0.00 0.02 11:20:36 vethb5ee3fa 118.24 109.55 91.12 73.11 0.00 0.00 0.00 0.01 11:20:36 veth62b66c9 238.81 222.23 109.64 193.12 0.00 0.00 0.00 0.02 Average: lo 4.63 4.63 19.27 19.27 0.00 0.00 0.00 0.00 Average: ens3 60.00 40.38 722.44 10.94 0.00 0.00 0.00 0.00 Average: docker0 6.04 10.81 0.34 172.94 0.00 0.00 0.00 0.00 Average: br-7bb2351a6ce5 2.57 2.40 18.79 0.53 0.00 0.00 0.00 0.00 Average: veth26744b3 0.41 0.30 0.06 0.28 0.00 0.00 0.00 0.00 Average: veth0791936 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethce1704a 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8863760 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethe1ba71c 182.88 196.50 137.83 89.45 0.00 0.00 0.00 0.01 Average: vethb5ee3fa 81.85 76.00 62.29 43.98 0.00 0.00 0.00 0.01 Average: veth62b66c9 117.42 109.14 53.61 94.95 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14869) 08/02/26 _x86_64_ (8 CPU) 10:51:31 LINUX RESTART (8 CPU) 11:00:06 CPU %user %nice %system %iowait %steal %idle 11:10:36 all 12.48 0.02 2.62 0.86 0.15 83.87 11:10:36 0 9.90 0.04 2.96 0.82 0.13 86.15 11:10:36 1 11.26 0.01 2.88 0.80 0.11 84.93 11:10:36 2 11.59 0.02 2.37 1.00 0.47 84.55 11:10:36 3 14.04 0.01 2.78 0.91 0.10 82.17 11:10:36 4 15.25 0.02 2.81 0.62 0.09 81.22 11:10:36 5 12.74 0.01 2.37 1.25 0.09 83.53 11:10:36 6 12.47 0.03 2.24 0.64 0.11 84.50 11:10:36 7 12.59 0.03 2.57 0.82 0.10 83.89 11:20:36 all 7.93 0.00 1.58 0.03 0.07 90.39 11:20:36 0 7.41 0.00 1.93 0.02 0.06 90.58 11:20:36 1 8.57 0.00 1.85 0.02 0.07 89.49 11:20:36 2 7.48 0.00 1.50 0.07 0.07 90.88 11:20:36 3 7.52 0.00 1.36 0.01 0.07 91.04 11:20:36 4 8.52 0.00 1.66 0.04 0.07 89.71 11:20:36 5 7.53 0.00 1.46 0.03 0.07 90.92 11:20:36 6 8.58 0.00 1.36 0.05 0.07 89.95 11:20:36 7 7.86 0.00 1.50 0.02 0.07 90.56 Average: all 10.26 0.01 2.11 0.45 0.11 87.05 Average: 0 8.69 0.02 2.46 0.43 0.10 88.31 Average: 1 9.95 0.01 2.38 0.42 0.09 87.15 Average: 2 9.59 0.01 1.95 0.55 0.28 87.63 Average: 3 10.85 0.01 2.09 0.47 0.09 86.49 Average: 4 11.96 0.01 2.25 0.33 0.08 85.36 Average: 5 10.20 0.01 1.93 0.65 0.08 87.14 Average: 6 10.57 0.02 1.81 0.35 0.09 87.16 Average: 7 10.28 0.01 2.05 0.43 0.08 87.14