---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-21841 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: 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: 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 741 5230 4 2261 7200 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:a0:78:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80968sec preferred_lft 80968sec inet6 fe80::f816:3eff:fea0:7894/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21841) 05/31/26 _x86_64_ (2 CPU) 00:43:15 LINUX RESTART (2 CPU) 00:50:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.57 0.01 1.55 0.01 0.05 18.60 448.86 01:10:17 1.39 0.00 1.37 0.02 0.00 16.09 1.06 01:20:17 1.40 0.00 1.38 0.02 0.01 16.12 1.13 01:30:00 2.14 0.26 1.84 0.04 31.90 80.14 899.15 01:40:00 1.44 0.00 1.41 0.02 1.05 16.98 1.25 01:50:01 1.35 0.00 1.34 0.01 0.00 15.94 0.72 02:00:01 23.56 3.02 18.26 2.28 228.11 3421.13 362.64 02:10:00 14.80 0.00 1.29 13.51 0.15 21.65 106658.04 Average: 5.97 0.41 3.56 1.99 32.67 452.24 13573.90 00:50:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6283448 7530832 289780 3.56 30700 1422332 530748 5.78 447720 1183568 124 01:10:17 6288504 7536440 284140 3.49 30912 1422692 530880 5.78 447700 1184116 156 01:20:17 6288280 7536784 283820 3.49 31124 1423020 531048 5.78 448004 1184680 176 01:30:00 6230292 7505668 314428 3.87 31512 1449132 727336 7.92 462792 1202416 124 01:40:00 6237276 7513648 306484 3.77 31724 1449900 531184 5.79 457752 1202956 120 01:50:01 6244864 7521748 298380 3.67 31900 1450228 531216 5.79 458052 1203460 124 02:00:01 5190108 7384064 383760 4.72 86728 2267924 632812 6.89 598944 2030428 360 02:10:00 5164648 7360436 407236 5.01 86844 2269632 648416 7.06 606624 2032224 124 Average: 5990928 7486202 321004 3.95 45180 1644358 582955 6.35 490948 1402981 164 00:50:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.82 0.05 0.14 0.03 0.00 0.00 0.00 0.00 01:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:17 ens3 0.51 0.04 0.07 0.01 0.00 0.00 0.00 0.00 01:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 0.63 0.08 0.12 0.03 0.00 0.00 0.00 0.00 01:30:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.98 0.39 3.38 0.55 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.47 0.07 0.13 0.06 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.42 0.10 0.13 0.07 0.00 0.00 0.00 0.00 02:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 67.87 44.31 327.55 10.83 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 10.00 8.94 71.79 0.86 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.24 6.77 50.58 1.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21841) 05/31/26 _x86_64_ (2 CPU) 00:43:15 LINUX RESTART (2 CPU) 00:50:17 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.29 0.00 0.17 0.03 0.02 99.48 01:00:01 0 0.10 0.00 0.20 0.01 0.03 99.66 01:00:01 1 0.48 0.00 0.14 0.06 0.02 99.29 01:10:17 all 0.25 0.00 0.08 0.04 0.05 99.58 01:10:17 0 0.17 0.00 0.08 0.01 0.02 99.72 01:10:17 1 0.33 0.00 0.08 0.07 0.07 99.45 01:20:17 all 0.27 0.00 0.08 0.01 0.02 99.62 01:20:17 0 0.18 0.00 0.09 0.00 0.02 99.71 01:20:17 1 0.37 0.00 0.07 0.01 0.02 99.53 01:30:00 all 0.40 0.00 0.21 0.04 0.03 99.32 01:30:00 0 0.33 0.00 0.19 0.04 0.03 99.41 01:30:00 1 0.48 0.00 0.22 0.04 0.03 99.24 01:40:00 all 0.25 0.00 0.07 0.01 0.02 99.65 01:40:00 0 0.38 0.00 0.04 0.02 0.01 99.56 01:40:00 1 0.13 0.00 0.09 0.00 0.02 99.75 01:50:01 all 0.23 0.00 0.09 0.01 0.03 99.64 01:50:01 0 0.18 0.00 0.07 0.01 0.03 99.72 01:50:01 1 0.28 0.00 0.11 0.01 0.03 99.57 02:00:01 all 12.09 0.00 1.86 0.52 0.05 85.48 02:00:01 0 16.56 0.00 2.19 0.76 0.06 80.42 02:00:01 1 7.61 0.00 1.53 0.27 0.05 90.54 02:10:00 all 0.82 0.00 0.20 0.03 0.04 98.92 02:10:00 0 0.61 0.00 0.14 0.00 0.03 99.22 02:10:00 1 1.03 0.00 0.26 0.05 0.05 98.61 Average: all 1.83 0.00 0.35 0.09 0.03 97.71 Average: 0 2.32 0.00 0.38 0.11 0.03 97.17 Average: 1 1.34 0.00 0.31 0.06 0.04 98.25