---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12905 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: 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 24G 132G 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 831 14021 4 17238 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:77:77:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.170/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85103sec preferred_lft 85103sec inet6 fe80::f816:3eff:fe77:7796/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:3e:02:11:02: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::a83e:2ff:fe11:2f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12905) 07/14/26 _x86_64_ (8 CPU) 18:34:24 LINUX RESTART (8 CPU) 18:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:12 284.91 1.40 275.30 8.20 17.32 50285.24 323953.18 Average: 284.91 1.40 275.30 8.20 17.32 50285.24 323953.18 18:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:12 14528172 30918148 1314656 4.00 428672 15433804 1901048 5.61 6707164 10302892 7024 Average: 14528172 30918148 1314656 4.00 428672 15433804 1901048 5.61 6707164 10302892 7024 18:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:12 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 18:50:12 ens3 142.75 98.56 1837.34 2081.14 0.00 0.00 0.00 0.00 18:50:12 docker0 28.31 42.69 2.20 860.95 0.00 0.00 0.00 0.00 18:50:12 veth64aa9a3 21.23 30.37 1.57 658.58 0.00 0.00 0.00 0.05 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 142.75 98.56 1837.34 2081.14 0.00 0.00 0.00 0.00 Average: docker0 28.31 42.69 2.20 860.95 0.00 0.00 0.00 0.00 Average: veth64aa9a3 21.23 30.37 1.57 658.58 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12905) 07/14/26 _x86_64_ (8 CPU) 18:34:24 LINUX RESTART (8 CPU) 18:40:01 CPU %user %nice %system %iowait %steal %idle 18:50:12 all 14.95 0.00 5.34 1.03 0.07 78.61 18:50:12 0 16.35 0.00 5.40 0.85 0.07 77.34 18:50:12 1 16.97 0.00 5.46 0.54 0.08 76.94 18:50:12 2 14.57 0.00 5.57 0.89 0.07 78.90 18:50:12 3 14.57 0.00 5.24 0.82 0.07 79.29 18:50:12 4 14.56 0.00 5.12 0.70 0.06 79.56 18:50:12 5 12.88 0.00 5.44 0.55 0.06 81.07 18:50:12 6 13.98 0.00 5.28 2.09 0.07 78.58 18:50:12 7 15.74 0.00 5.20 1.79 0.07 77.20 Average: all 14.95 0.00 5.34 1.03 0.07 78.61 Average: 0 16.35 0.00 5.40 0.85 0.07 77.34 Average: 1 16.97 0.00 5.46 0.54 0.08 76.94 Average: 2 14.57 0.00 5.57 0.89 0.07 78.90 Average: 3 14.57 0.00 5.24 0.82 0.07 79.29 Average: 4 14.56 0.00 5.12 0.70 0.06 79.56 Average: 5 12.88 0.00 5.44 0.55 0.06 81.07 Average: 6 13.98 0.00 5.28 2.09 0.07 78.58 Average: 7 15.74 0.00 5.20 1.79 0.07 77.20