---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11549 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 21G 135G 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 805 17142 4 14143 30818 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:cc:6f:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.210/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85398sec preferred_lft 85398sec inet6 fe80::f816:3eff:fecc:6f17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:13:25:b3:f6:f1 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::5413:25ff:feb3:f6f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11549) 08/12/26 _x86_64_ (8 CPU) 08:25:42 LINUX RESTART (8 CPU) 08:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:11 229.23 2.94 215.41 10.88 372.36 30019.54 41758.40 Average: 229.23 2.94 215.41 10.88 372.36 30019.54 41758.40 08:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:11 13761480 27849448 4374068 13.31 258392 13677932 11441880 33.74 3158372 14977292 920 Average: 13761480 27849448 4374068 13.31 258392 13677932 11441880 33.74 3158372 14977292 920 08:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:11 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 08:40:11 ens3 107.01 68.90 2140.55 11.55 0.00 0.00 0.00 0.00 08:40:11 docker0 4.30 7.49 0.40 149.44 0.00 0.00 0.00 0.00 08:40:11 br-2d7e4dd95c5e 1.46 2.57 0.10 34.50 0.00 0.00 0.00 0.00 08:40:11 veth1696424 9.55 9.79 1.06 64.29 0.00 0.00 0.00 0.01 08:40:11 veth1a679e8 22.94 26.25 17.89 4.88 0.00 0.00 0.00 0.00 08:40:11 vethec68d46 51.03 38.70 11.24 7.02 0.00 0.00 0.00 0.00 08:40:11 vethf586c47 4.43 4.61 0.40 5.07 0.00 0.00 0.00 0.00 08:40:11 veth6a9fcff 1.18 2.59 0.10 34.44 0.00 0.00 0.00 0.00 08:40:11 veth857a359 7.39 9.37 6.40 1.44 0.00 0.00 0.00 0.00 08:40:11 vethf8e562e 8.53 10.76 6.96 2.35 0.00 0.00 0.00 0.00 08:40:11 veth59507c7 8.54 10.74 6.85 2.35 0.00 0.00 0.00 0.00 08:40:11 veth3b4e00b 8.69 11.04 7.87 2.40 0.00 0.00 0.00 0.00 08:40:11 veth6dae23d 7.47 9.56 6.29 1.97 0.00 0.00 0.00 0.00 08:40:11 vethbe001b5 22.26 21.90 25.34 11.55 0.00 0.00 0.00 0.00 08:40:11 veth68a6af8 17.60 17.61 22.90 9.04 0.00 0.00 0.00 0.00 08:40:11 veth55964bc 2.60 2.21 0.56 1.50 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 107.01 68.90 2140.55 11.55 0.00 0.00 0.00 0.00 Average: docker0 4.30 7.49 0.40 149.44 0.00 0.00 0.00 0.00 Average: br-2d7e4dd95c5e 1.46 2.57 0.10 34.50 0.00 0.00 0.00 0.00 Average: veth1696424 9.55 9.79 1.06 64.29 0.00 0.00 0.00 0.01 Average: veth1a679e8 22.94 26.25 17.89 4.88 0.00 0.00 0.00 0.00 Average: vethec68d46 51.03 38.70 11.24 7.02 0.00 0.00 0.00 0.00 Average: vethf586c47 4.43 4.61 0.40 5.07 0.00 0.00 0.00 0.00 Average: veth6a9fcff 1.18 2.59 0.10 34.44 0.00 0.00 0.00 0.00 Average: veth857a359 7.39 9.37 6.40 1.44 0.00 0.00 0.00 0.00 Average: vethf8e562e 8.53 10.76 6.96 2.35 0.00 0.00 0.00 0.00 Average: veth59507c7 8.54 10.74 6.85 2.35 0.00 0.00 0.00 0.00 Average: veth3b4e00b 8.69 11.04 7.87 2.40 0.00 0.00 0.00 0.00 Average: veth6dae23d 7.47 9.56 6.29 1.97 0.00 0.00 0.00 0.00 Average: vethbe001b5 22.26 21.90 25.34 11.55 0.00 0.00 0.00 0.00 Average: veth68a6af8 17.60 17.61 22.90 9.04 0.00 0.00 0.00 0.00 Average: veth55964bc 2.60 2.21 0.56 1.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11549) 08/12/26 _x86_64_ (8 CPU) 08:25:42 LINUX RESTART (8 CPU) 08:30:02 CPU %user %nice %system %iowait %steal %idle 08:40:11 all 14.38 0.00 2.80 2.73 0.09 80.00 08:40:11 0 13.29 0.00 2.96 1.89 0.10 81.76 08:40:11 1 14.22 0.00 3.10 3.73 0.09 78.85 08:40:11 2 13.68 0.00 2.75 2.78 0.09 80.70 08:40:11 3 14.67 0.00 2.75 3.56 0.09 78.93 08:40:11 4 14.54 0.00 2.62 2.36 0.09 80.40 08:40:11 5 14.99 0.00 2.91 4.23 0.09 77.78 08:40:11 6 15.44 0.00 2.78 1.59 0.09 80.10 08:40:11 7 14.23 0.00 2.53 1.67 0.09 81.48 Average: all 14.38 0.00 2.80 2.73 0.09 80.00 Average: 0 13.29 0.00 2.96 1.89 0.10 81.76 Average: 1 14.22 0.00 3.10 3.73 0.09 78.85 Average: 2 13.68 0.00 2.75 2.78 0.09 80.70 Average: 3 14.67 0.00 2.75 3.56 0.09 78.93 Average: 4 14.54 0.00 2.62 2.36 0.09 80.40 Average: 5 14.99 0.00 2.91 4.23 0.09 77.78 Average: 6 15.44 0.00 2.78 1.59 0.09 80.10 Average: 7 14.23 0.00 2.53 1.67 0.09 81.48