---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13853 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: 5600.00 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 22G 134G 14% / 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 818 16176 4 15097 30806 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:b8:64:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.199/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85481sec preferred_lft 85481sec inet6 fe80::f816:3eff:feb8:6441/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:21:7c:da:ff:9f 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::ac21:7cff:feda:ff9f/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-13853) 07/15/26 _x86_64_ (8 CPU) 15:09:55 LINUX RESTART (8 CPU) 15:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:26 342.96 13.58 315.41 13.98 1937.90 63326.98 72965.69 Average: 342.96 13.58 315.41 13.98 1937.90 63326.98 72965.69 15:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:26 12980852 28057248 4164416 12.67 260216 14633652 10873508 32.06 3402696 15465716 480 Average: 12980852 28057248 4164416 12.67 260216 14633652 10873508 32.06 3402696 15465716 480 15:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:26 lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 15:20:26 ens3 306.36 194.73 4143.03 43.74 0.00 0.00 0.00 0.00 15:20:26 docker0 7.87 11.76 0.59 244.35 0.00 0.00 0.00 0.00 15:20:26 br-840dca1f4e4a 1.37 2.43 0.09 33.53 0.00 0.00 0.00 0.00 15:20:26 veth4ea8f50 2.44 2.56 0.22 2.49 0.00 0.00 0.00 0.00 15:20:26 veth0b4f70a 10.05 11.64 5.72 2.37 0.00 0.00 0.00 0.00 15:20:26 veth6acb79f 5.37 5.54 0.61 34.30 0.00 0.00 0.00 0.00 15:20:26 veth6cf9364 26.25 19.29 3.71 3.14 0.00 0.00 0.00 0.00 15:20:26 veth597d52f 1.19 2.49 0.10 33.51 0.00 0.00 0.00 0.00 15:20:26 vethaa18e01 3.74 5.00 3.47 0.63 0.00 0.00 0.00 0.00 15:20:26 veth31da2ea 4.51 5.78 4.25 0.83 0.00 0.00 0.00 0.00 15:20:26 vethe031281 4.11 5.47 3.64 0.79 0.00 0.00 0.00 0.00 15:20:26 veth1883328 4.19 5.54 3.80 0.80 0.00 0.00 0.00 0.00 15:20:26 veth1baa221 3.87 5.13 3.61 0.69 0.00 0.00 0.00 0.00 15:20:26 veth7534ee1 10.30 10.22 12.05 3.57 0.00 0.00 0.00 0.00 15:20:26 veth01b555c 8.61 8.71 12.08 3.20 0.00 0.00 0.00 0.00 15:20:26 veth42936b5 1.32 1.13 0.30 0.73 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 306.36 194.73 4143.03 43.74 0.00 0.00 0.00 0.00 Average: docker0 7.87 11.76 0.59 244.35 0.00 0.00 0.00 0.00 Average: br-840dca1f4e4a 1.37 2.43 0.09 33.53 0.00 0.00 0.00 0.00 Average: veth4ea8f50 2.44 2.56 0.22 2.49 0.00 0.00 0.00 0.00 Average: veth0b4f70a 10.05 11.64 5.72 2.37 0.00 0.00 0.00 0.00 Average: veth6acb79f 5.37 5.54 0.61 34.30 0.00 0.00 0.00 0.00 Average: veth6cf9364 26.25 19.29 3.71 3.14 0.00 0.00 0.00 0.00 Average: veth597d52f 1.19 2.49 0.10 33.51 0.00 0.00 0.00 0.00 Average: vethaa18e01 3.74 5.00 3.47 0.63 0.00 0.00 0.00 0.00 Average: veth31da2ea 4.51 5.78 4.25 0.83 0.00 0.00 0.00 0.00 Average: vethe031281 4.11 5.47 3.64 0.79 0.00 0.00 0.00 0.00 Average: veth1883328 4.19 5.54 3.80 0.80 0.00 0.00 0.00 0.00 Average: veth1baa221 3.87 5.13 3.61 0.69 0.00 0.00 0.00 0.00 Average: veth7534ee1 10.30 10.22 12.05 3.57 0.00 0.00 0.00 0.00 Average: veth01b555c 8.61 8.71 12.08 3.20 0.00 0.00 0.00 0.00 Average: veth42936b5 1.32 1.13 0.30 0.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13853) 07/15/26 _x86_64_ (8 CPU) 15:09:55 LINUX RESTART (8 CPU) 15:10:00 CPU %user %nice %system %iowait %steal %idle 15:20:26 all 17.17 0.00 3.33 1.06 0.08 78.36 15:20:26 0 15.52 0.00 3.07 0.59 0.08 80.74 15:20:26 1 14.85 0.00 3.35 1.52 0.08 80.20 15:20:26 2 17.87 0.00 3.41 0.91 0.09 77.73 15:20:26 3 17.53 0.00 3.27 0.84 0.09 78.27 15:20:26 4 15.63 0.00 3.31 1.57 0.08 79.41 15:20:26 5 20.09 0.00 3.44 0.68 0.09 75.71 15:20:26 6 16.98 0.00 3.65 1.13 0.08 78.16 15:20:26 7 18.89 0.00 3.18 1.22 0.09 76.62 Average: all 17.17 0.00 3.33 1.06 0.08 78.36 Average: 0 15.52 0.00 3.07 0.59 0.08 80.74 Average: 1 14.85 0.00 3.35 1.52 0.08 80.20 Average: 2 17.87 0.00 3.41 0.91 0.09 77.73 Average: 3 17.53 0.00 3.27 0.84 0.09 78.27 Average: 4 15.63 0.00 3.31 1.57 0.08 79.41 Average: 5 20.09 0.00 3.44 0.68 0.09 75.71 Average: 6 16.98 0.00 3.65 1.13 0.08 78.16 Average: 7 18.89 0.00 3.18 1.22 0.09 76.62