---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1335 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 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 815 16427 4 14849 30808 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:64:fd:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.133/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85393sec preferred_lft 85393sec inet6 fe80::f816:3eff:fe64:fd55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:58:44:f8:4a:ad 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::5858:44ff:fef8:4aad/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1335) 06/24/26 _x86_64_ (8 CPU) 08:28:54 LINUX RESTART (8 CPU) 08:30:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:14 315.45 5.57 295.24 14.64 619.40 51719.52 62308.98 Average: 315.45 5.57 295.24 14.64 619.40 51719.52 62308.98 08:30:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:14 13319824 28140508 4081712 12.42 260280 14388040 10883168 32.09 3327344 15199420 608 Average: 13319824 28140508 4081712 12.42 260280 14388040 10883168 32.09 3327344 15199420 608 08:30:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:14 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 08:40:14 ens3 327.59 205.12 4068.68 40.55 0.00 0.00 0.00 0.00 08:40:14 docker0 10.23 15.90 0.73 258.01 0.00 0.00 0.00 0.00 08:40:14 br-b0e71977bd5c 3.03 3.77 0.18 36.66 0.00 0.00 0.00 0.00 08:40:14 veth9575202 2.08 2.22 0.18 2.25 0.00 0.00 0.00 0.00 08:40:14 veth3652a46 24.57 18.17 3.68 2.99 0.00 0.00 0.00 0.00 08:40:14 veth7d46e40 10.67 12.60 5.27 2.17 0.00 0.00 0.00 0.00 08:40:14 vethc6a43f7 4.78 4.93 0.54 30.15 0.00 0.00 0.00 0.00 08:40:14 veth024d661 3.88 5.15 3.35 0.78 0.00 0.00 0.00 0.00 08:40:14 veth381af92 4.05 5.32 3.87 0.80 0.00 0.00 0.00 0.00 08:40:14 veth057802a 3.81 4.92 3.25 0.70 0.00 0.00 0.00 0.00 08:40:14 vethcb3cbba 3.82 5.09 3.31 0.77 0.00 0.00 0.00 0.00 08:40:14 veth60af862 2.80 3.78 0.20 36.62 0.00 0.00 0.00 0.00 08:40:14 veth77b4f63 3.31 4.43 3.15 0.57 0.00 0.00 0.00 0.00 08:40:14 veth753572f 9.63 9.37 10.96 2.85 0.00 0.00 0.00 0.00 08:40:14 vethd391546 9.49 9.35 10.08 3.41 0.00 0.00 0.00 0.00 08:40:14 vethd3ccf78 1.05 0.90 0.23 0.51 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 327.59 205.12 4068.68 40.55 0.00 0.00 0.00 0.00 Average: docker0 10.23 15.90 0.73 258.01 0.00 0.00 0.00 0.00 Average: br-b0e71977bd5c 3.03 3.77 0.18 36.66 0.00 0.00 0.00 0.00 Average: veth9575202 2.08 2.22 0.18 2.25 0.00 0.00 0.00 0.00 Average: veth3652a46 24.57 18.17 3.68 2.99 0.00 0.00 0.00 0.00 Average: veth7d46e40 10.67 12.60 5.27 2.17 0.00 0.00 0.00 0.00 Average: vethc6a43f7 4.78 4.93 0.54 30.15 0.00 0.00 0.00 0.00 Average: veth024d661 3.88 5.15 3.35 0.78 0.00 0.00 0.00 0.00 Average: veth381af92 4.05 5.32 3.87 0.80 0.00 0.00 0.00 0.00 Average: veth057802a 3.81 4.92 3.25 0.70 0.00 0.00 0.00 0.00 Average: vethcb3cbba 3.82 5.09 3.31 0.77 0.00 0.00 0.00 0.00 Average: veth60af862 2.80 3.78 0.20 36.62 0.00 0.00 0.00 0.00 Average: veth77b4f63 3.31 4.43 3.15 0.57 0.00 0.00 0.00 0.00 Average: veth753572f 9.63 9.37 10.96 2.85 0.00 0.00 0.00 0.00 Average: vethd391546 9.49 9.35 10.08 3.41 0.00 0.00 0.00 0.00 Average: vethd3ccf78 1.05 0.90 0.23 0.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1335) 06/24/26 _x86_64_ (8 CPU) 08:28:54 LINUX RESTART (8 CPU) 08:30:22 CPU %user %nice %system %iowait %steal %idle 08:40:14 all 16.46 0.00 3.41 3.32 0.08 76.73 08:40:14 0 16.70 0.00 3.29 2.07 0.08 77.85 08:40:14 1 13.92 0.00 3.37 2.61 0.08 80.02 08:40:14 2 18.18 0.00 3.35 4.27 0.08 74.12 08:40:14 3 16.49 0.00 3.50 3.75 0.08 76.18 08:40:14 4 16.05 0.00 3.49 4.97 0.09 75.41 08:40:14 5 15.89 0.00 3.25 2.74 0.08 78.05 08:40:14 6 17.01 0.00 3.68 3.15 0.08 76.07 08:40:14 7 17.48 0.00 3.31 3.00 0.08 76.13 Average: all 16.46 0.00 3.41 3.32 0.08 76.73 Average: 0 16.70 0.00 3.29 2.07 0.08 77.85 Average: 1 13.92 0.00 3.37 2.61 0.08 80.02 Average: 2 18.18 0.00 3.35 4.27 0.08 74.12 Average: 3 16.49 0.00 3.50 3.75 0.08 76.18 Average: 4 16.05 0.00 3.49 4.97 0.09 75.41 Average: 5 15.89 0.00 3.25 2.74 0.08 78.05 Average: 6 17.01 0.00 3.68 3.15 0.08 76.07 Average: 7 17.48 0.00 3.31 3.00 0.08 76.13