---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-32542 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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 Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.9G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 761 5202 4 2270 7180 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d7:46:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80459sec preferred_lft 80459sec inet6 fe80::f816:3eff:fed7:46d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32542) 07/03/26 _x86_64_ (2 CPU) 01:58:49 LINUX RESTART (2 CPU) 02:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:16 14.13 0.03 1.55 12.54 1.39 17.89 109192.24 02:20:16 1.46 0.01 1.44 0.02 0.07 16.85 1.20 02:30:16 2.05 0.25 1.76 0.04 30.97 77.92 437.27 02:40:16 1.47 0.01 1.46 0.00 1.05 17.28 0.05 02:50:16 1.37 0.00 1.37 0.00 0.00 16.21 0.00 03:00:16 1.47 0.00 1.46 0.01 0.00 17.99 435.70 03:10:16 25.45 3.00 20.15 2.30 227.71 3492.98 1378.24 03:20:16 1.29 0.00 1.29 0.00 0.00 15.64 0.00 03:30:06 1.41 0.00 1.39 0.02 0.00 17.55 0.23 Average: 5.57 0.37 3.54 1.66 29.06 410.46 12407.03 02:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:16 6290672 7541752 278628 3.43 30612 1426104 533500 5.81 440452 1187380 208 02:20:16 6298064 7549708 270660 3.33 30840 1426436 533500 5.81 440504 1187940 160 02:30:16 6257852 7536632 283288 3.48 31216 1452836 732288 7.98 454964 1205952 212 02:40:16 6271048 7550668 269300 3.31 31404 1453476 533500 5.81 449784 1206468 160 02:50:16 6257900 7538012 281952 3.47 31556 1453808 533792 5.81 457304 1206952 160 03:00:16 6255652 7536424 283432 3.49 31740 1454260 533920 5.82 457988 1207452 264 03:10:16 5217584 7421800 345260 4.25 86792 2277492 625692 6.82 585112 2040184 176 03:20:16 5217432 7422144 344912 4.24 86928 2277848 625692 6.82 585232 2040676 204 03:30:06 5211136 7416332 350612 4.31 87052 2278204 625780 6.82 585352 2041152 324 Average: 5919704 7501497 300894 3.70 49793 1722274 586407 6.39 495188 1480462 208 02:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 1.51 0.06 0.18 0.02 0.00 0.00 0.00 0.00 02:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:16 ens3 1.08 0.04 10.46 0.01 0.00 0.00 0.00 0.00 02:30:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:16 ens3 0.57 0.22 3.21 0.03 0.00 0.00 0.00 0.00 02:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:16 ens3 0.49 0.10 0.91 0.06 0.00 0.00 0.00 0.00 02:50:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:16 ens3 0.41 0.10 0.14 0.08 0.00 0.00 0.00 0.00 03:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:16 ens3 0.41 0.18 0.13 0.52 0.00 0.00 0.00 0.00 03:10:16 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:16 ens3 67.37 44.90 317.28 11.19 0.00 0.00 0.00 0.00 03:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:16 ens3 0.81 0.15 0.10 0.03 0.00 0.00 0.00 0.00 03:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:06 ens3 0.53 0.30 0.14 0.07 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.14 5.12 36.99 1.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32542) 07/03/26 _x86_64_ (2 CPU) 01:58:49 LINUX RESTART (2 CPU) 02:00:16 CPU %user %nice %system %iowait %steal %idle 02:10:16 all 0.25 0.00 0.08 0.03 0.03 99.61 02:10:16 0 0.13 0.00 0.09 0.01 0.03 99.74 02:10:16 1 0.36 0.00 0.08 0.06 0.02 99.48 02:20:16 all 0.23 0.00 0.06 0.03 0.03 99.66 02:20:16 0 0.43 0.00 0.05 0.00 0.02 99.50 02:20:16 1 0.04 0.00 0.07 0.05 0.03 99.81 02:30:16 all 0.35 0.00 0.18 0.03 0.02 99.41 02:30:16 0 0.46 0.00 0.19 0.02 0.02 99.31 02:30:16 1 0.23 0.00 0.17 0.05 0.03 99.51 02:40:16 all 0.21 0.00 0.07 0.01 0.02 99.70 02:40:16 0 0.23 0.00 0.06 0.01 0.02 99.68 02:40:16 1 0.19 0.00 0.07 0.01 0.02 99.71 02:50:16 all 0.23 0.00 0.06 0.01 0.02 99.69 02:50:16 0 0.35 0.00 0.04 0.00 0.01 99.60 02:50:16 1 0.11 0.00 0.08 0.02 0.02 99.77 03:00:16 all 0.26 0.00 0.15 0.01 0.02 99.56 03:00:16 0 0.39 0.00 0.14 0.01 0.01 99.44 03:00:16 1 0.12 0.00 0.17 0.01 0.02 99.68 03:10:16 all 12.49 0.00 1.78 0.83 0.07 84.83 03:10:16 0 11.37 0.00 1.49 1.00 0.05 86.09 03:10:16 1 13.61 0.00 2.07 0.66 0.08 83.57 03:20:16 all 0.41 0.00 0.13 0.01 0.04 99.42 03:20:16 0 0.40 0.00 0.11 0.00 0.04 99.44 03:20:16 1 0.41 0.00 0.14 0.01 0.05 99.39 03:30:06 all 0.42 0.00 0.23 0.01 0.04 99.31 03:30:06 0 0.41 0.00 0.24 0.01 0.04 99.29 03:30:06 1 0.43 0.00 0.21 0.00 0.03 99.33 Average: all 1.65 0.00 0.30 0.11 0.03 97.91 Average: 0 1.57 0.00 0.27 0.12 0.03 98.01 Average: 1 1.72 0.00 0.34 0.10 0.03 97.81