---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1454 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 15% / 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 830 15457 4 15804 30793 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:46:98:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.135/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85115sec preferred_lft 85115sec inet6 fe80::f816:3eff:fe46:9837/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:c5:d2:e8:28:f9 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::78c5:d2ff:fee8:28f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1454) 07/21/26 _x86_64_ (8 CPU) 06:24:42 LINUX RESTART (8 CPU) 06:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:34 242.57 1.36 234.54 6.67 17.16 46655.32 277298.09 Average: 242.57 1.36 234.54 6.67 17.16 46655.32 277298.09 06:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:34 15978888 30911828 1327792 4.04 413040 14061300 1922764 5.67 5969012 9650372 16312 Average: 15978888 30911828 1327792 4.04 413040 14061300 1922764 5.67 5969012 9650372 16312 06:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:34 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:40:34 ens3 128.60 89.33 1179.82 2014.31 0.00 0.00 0.00 0.00 06:40:34 docker0 28.65 42.11 2.19 831.12 0.00 0.00 0.00 0.00 06:40:34 veth8238969 21.77 30.11 1.61 635.54 0.00 0.00 0.00 0.05 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 128.60 89.33 1179.82 2014.31 0.00 0.00 0.00 0.00 Average: docker0 28.65 42.11 2.19 831.12 0.00 0.00 0.00 0.00 Average: veth8238969 21.77 30.11 1.61 635.54 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1454) 07/21/26 _x86_64_ (8 CPU) 06:24:42 LINUX RESTART (8 CPU) 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:34 all 12.87 0.00 3.76 2.14 0.10 81.13 06:40:34 0 13.75 0.00 3.42 1.01 0.08 81.73 06:40:34 1 13.05 0.00 3.83 1.56 0.09 81.46 06:40:34 2 11.99 0.00 3.88 2.81 0.10 81.21 06:40:34 3 12.49 0.00 3.85 2.71 0.08 80.86 06:40:34 4 14.16 0.00 3.58 2.10 0.14 80.03 06:40:34 5 11.90 0.00 3.70 4.01 0.11 80.27 06:40:34 6 12.69 0.00 3.80 1.28 0.11 82.13 06:40:34 7 12.91 0.00 4.03 1.67 0.07 81.32 Average: all 12.87 0.00 3.76 2.14 0.10 81.13 Average: 0 13.75 0.00 3.42 1.01 0.08 81.73 Average: 1 13.05 0.00 3.83 1.56 0.09 81.46 Average: 2 11.99 0.00 3.88 2.81 0.10 81.21 Average: 3 12.49 0.00 3.85 2.71 0.08 80.86 Average: 4 14.16 0.00 3.58 2.10 0.14 80.03 Average: 5 11.90 0.00 3.70 4.01 0.11 80.27 Average: 6 12.69 0.00 3.80 1.28 0.11 82.13 Average: 7 12.91 0.00 4.03 1.67 0.07 81.32