---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5136 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 17G 139G 11% / 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 740 19510 4 11840 30883 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:00:22:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84484sec preferred_lft 84484sec inet6 fe80::f816:3eff:fe00:22b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:2a:3d:8b:63:dd 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::f82a:3dff:fe8b:63dd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5136) 01/28/26 _x86_64_ (8 CPU) 00:24:01 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:19 7.87 0.07 7.36 0.44 3.14 2582.01 1592.38 00:50:01 43.33 2.24 40.07 1.01 336.62 24034.66 2692.25 Average: 25.06 1.12 23.22 0.72 164.84 12984.00 2125.68 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:19 23679660 28691500 3614696 11.00 153932 5049040 3748344 11.05 1182588 7486236 725012 00:50:01 20220476 31657104 619288 1.88 215980 11164704 1396484 4.12 3093144 8739228 396 Average: 21950068 30174302 2116992 6.44 184956 8106872 2572414 7.59 2137866 8112732 362704 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:19 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 00:40:19 ens3 50.69 40.16 226.47 12.03 0.00 0.00 0.00 0.00 00:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 3894.43 3894.43 3718.79 3718.79 0.00 0.00 0.00 0.00 00:50:01 ens3 130.93 101.01 349.61 1247.12 0.00 0.00 0.00 0.00 00:50:01 docker0 66.25 80.01 1236.10 70.44 0.00 0.00 0.00 0.00 00:50:01 vethda7b16b 64.16 77.48 1236.85 7.59 0.00 0.00 0.00 0.10 Average: lo 1889.25 1889.25 1803.26 1803.26 0.00 0.00 0.00 0.00 Average: ens3 89.60 69.67 286.18 610.90 0.00 0.00 0.00 0.00 Average: docker0 32.12 38.80 599.36 34.15 0.00 0.00 0.00 0.00 Average: vethda7b16b 31.11 37.57 599.72 3.68 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5136) 01/28/26 _x86_64_ (8 CPU) 00:24:01 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:19 all 34.74 0.00 1.40 0.05 0.10 63.70 00:40:19 0 39.10 0.00 1.40 0.08 0.11 59.30 00:40:19 1 33.06 0.00 1.37 0.05 0.10 65.43 00:40:19 2 32.93 0.00 1.46 0.04 0.10 65.47 00:40:19 3 34.51 0.00 1.34 0.03 0.10 64.02 00:40:19 4 32.04 0.00 1.14 0.09 0.10 66.62 00:40:19 5 39.91 0.00 1.74 0.02 0.11 58.22 00:40:19 6 30.84 0.00 1.36 0.02 0.10 67.67 00:40:19 7 35.54 0.00 1.43 0.03 0.11 62.89 00:50:01 all 15.15 0.00 2.18 0.64 0.07 81.95 00:50:01 0 10.69 0.00 1.55 1.61 0.07 86.08 00:50:01 1 16.20 0.00 2.06 0.16 0.07 81.51 00:50:01 2 23.51 0.00 3.39 0.37 0.10 72.63 00:50:01 3 11.14 0.00 1.51 0.35 0.07 86.94 00:50:01 4 18.18 0.00 4.36 1.08 0.08 76.30 00:50:01 5 8.80 0.00 1.08 0.64 0.06 89.42 00:50:01 6 17.79 0.00 1.62 0.61 0.07 79.91 00:50:01 7 14.99 0.00 1.92 0.34 0.07 82.69 Average: all 25.25 0.00 1.78 0.34 0.09 72.54 Average: 0 25.32 0.00 1.48 0.82 0.09 72.29 Average: 1 24.90 0.00 1.70 0.10 0.08 73.22 Average: 2 28.38 0.00 2.39 0.20 0.10 68.93 Average: 3 23.18 0.00 1.42 0.18 0.08 75.13 Average: 4 25.34 0.00 2.70 0.57 0.09 71.30 Average: 5 24.82 0.00 1.42 0.32 0.09 73.36 Average: 6 24.51 0.00 1.49 0.31 0.08 73.61 Average: 7 25.58 0.00 1.67 0.18 0.09 72.48