---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38300 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 8.0G 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 783 5168 4 2283 7158 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:f7:02:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80379sec preferred_lft 80379sec inet6 fe80::f816:3eff:fef7:290/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38300) 07/24/26 _x86_64_ (2 CPU) 05:17:07 LINUX RESTART (2 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:16 1.43 0.02 1.39 0.01 1.21 17.54 425.73 05:40:20 1.94 0.26 1.66 0.02 31.85 76.88 1.13 05:50:01 1.33 0.00 1.31 0.02 0.00 15.50 1.05 06:00:26 1.52 0.00 1.51 0.01 0.00 18.00 628.07 06:10:36 1.29 0.00 1.29 0.00 0.00 15.34 0.00 06:20:01 1.18 0.00 1.18 0.00 0.01 14.66 0.00 06:30:36 21.97 2.70 17.07 2.20 213.41 3333.47 483.91 06:40:06 15.65 0.00 1.45 14.20 0.15 17.95 112048.44 06:50:01 1.33 0.00 1.33 0.01 0.00 16.52 0.11 Average: 5.35 0.35 3.23 1.76 28.81 413.19 12005.29 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:16 6278636 7525464 295116 3.63 30592 1422144 529140 5.76 438960 1183336 212 05:40:20 6237280 7511656 308420 3.79 30972 1448960 532144 5.80 448228 1201536 132 05:50:01 6236960 7511916 308120 3.79 31172 1449332 529364 5.77 448228 1202028 156 06:00:26 6239164 7514708 305280 3.75 31360 1449696 529364 5.77 448528 1202580 176 06:10:36 6239188 7515240 304744 3.75 31536 1450024 529364 5.77 448656 1203084 196 06:20:01 6246776 7523404 296560 3.65 31692 1450440 556664 6.06 451264 1203524 148 06:30:36 5173332 7391316 374916 4.61 87468 2290192 658496 7.17 605352 2053496 164 06:40:06 5167008 7385524 380540 4.68 87628 2290568 713596 7.77 610520 2054000 132 06:50:01 5172728 7391748 374496 4.60 87776 2290932 658608 7.17 605552 2054512 224 Average: 5887897 7474553 327577 4.03 50022 1726921 581860 6.34 500588 1484233 171 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:16 ens3 4.59 0.12 0.38 0.04 0.00 0.00 0.00 0.00 05:40:20 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:40:20 ens3 4.07 0.40 3.38 0.06 0.00 0.00 0.00 0.00 05:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:01 ens3 0.60 0.03 6.21 0.01 0.00 0.00 0.00 0.00 06:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:26 ens3 0.34 0.08 0.09 0.03 0.00 0.00 0.00 0.00 06:10:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:36 ens3 0.15 0.03 0.03 0.01 0.00 0.00 0.00 0.00 06:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:01 ens3 0.40 0.26 0.08 0.47 0.00 0.00 0.00 0.00 06:30:36 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 06:30:36 ens3 59.41 42.62 307.26 10.04 0.00 0.00 0.00 0.00 06:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:06 ens3 0.84 0.19 0.17 0.07 0.00 0.00 0.00 0.00 06:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:50:01 ens3 1.07 0.35 0.36 0.20 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 8.33 5.17 37.29 1.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38300) 07/24/26 _x86_64_ (2 CPU) 05:17:07 LINUX RESTART (2 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:16 all 0.33 0.00 0.17 0.01 0.02 99.46 05:30:16 0 0.33 0.00 0.15 0.02 0.03 99.47 05:30:16 1 0.33 0.00 0.19 0.01 0.02 99.45 05:40:20 all 0.36 0.00 0.11 0.03 0.02 99.48 05:40:20 0 0.27 0.00 0.13 0.03 0.03 99.54 05:40:20 1 0.45 0.00 0.09 0.02 0.02 99.42 05:50:01 all 0.23 0.00 0.08 0.01 0.02 99.66 05:50:01 0 0.11 0.00 0.07 0.01 0.02 99.79 05:50:01 1 0.35 0.00 0.09 0.01 0.02 99.53 06:00:26 all 0.29 0.00 0.17 0.01 0.02 99.52 06:00:26 0 0.10 0.00 0.16 0.01 0.02 99.70 06:00:26 1 0.47 0.00 0.17 0.02 0.01 99.33 06:10:36 all 0.24 0.00 0.08 0.02 0.02 99.64 06:10:36 0 0.06 0.00 0.09 0.01 0.02 99.83 06:10:36 1 0.43 0.00 0.08 0.03 0.02 99.44 06:20:01 all 0.30 0.00 0.07 0.01 0.02 99.60 06:20:01 0 0.09 0.00 0.09 0.01 0.02 99.79 06:20:01 1 0.51 0.00 0.06 0.00 0.02 99.42 06:30:36 all 11.58 0.00 1.78 0.55 0.05 86.04 06:30:36 0 8.78 0.00 1.59 0.51 0.05 89.07 06:30:36 1 14.39 0.00 1.98 0.58 0.05 83.01 06:40:06 all 0.40 0.00 0.15 0.04 0.04 99.38 06:40:06 0 0.38 0.00 0.15 0.02 0.03 99.42 06:40:06 1 0.42 0.00 0.16 0.05 0.04 99.33 06:50:01 all 0.39 0.00 0.13 0.01 0.04 99.43 06:50:01 0 0.32 0.00 0.16 0.01 0.06 99.46 06:50:01 1 0.46 0.00 0.09 0.01 0.03 99.41 Average: all 1.64 0.00 0.32 0.08 0.03 97.94 Average: 0 1.21 0.00 0.30 0.07 0.03 98.39 Average: 1 2.07 0.00 0.33 0.08 0.02 97.49