---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15974 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 22% / 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 781 5159 4 2290 7160 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:b9:50:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78065sec preferred_lft 78065sec inet6 fe80::f816:3eff:feb9:5005/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15974) 05/17/26 _x86_64_ (2 CPU) 01:35:38 LINUX RESTART (2 CPU) 01:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:02 2.00 0.28 1.71 0.01 33.21 75.89 0.35 02:00:01 1.63 0.01 1.59 0.03 0.05 19.33 437.43 02:10:01 13.90 0.00 1.34 12.56 0.15 15.77 109103.61 02:20:12 1.52 0.00 1.50 0.02 0.01 17.87 1.21 02:30:01 1.54 0.00 1.50 0.03 0.00 18.60 887.69 02:40:02 1.34 0.00 1.32 0.01 0.00 15.80 1.08 02:50:05 1.81 0.40 1.39 0.02 15.74 47.70 1.31 03:00:01 21.82 2.63 16.94 2.25 213.78 3144.05 499.30 03:10:01 1.33 0.00 1.31 0.02 0.00 22.05 1.40 03:20:12 1.45 0.00 1.43 0.02 0.00 19.59 1.18 03:30:01 1.74 0.00 1.70 0.04 0.00 146.36 411.29 03:40:01 1.35 0.00 1.32 0.02 0.20 64.23 1.72 03:50:12 1.42 0.00 1.41 0.01 0.00 22.29 0.37 Average: 4.05 0.25 2.64 1.15 20.11 277.04 8552.82 01:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:02 6234836 7512368 307832 3.79 30848 1451988 529912 5.77 458152 1204460 180 02:00:01 6243444 7521576 298556 3.67 31076 1452320 530216 5.78 458228 1205020 272 02:10:01 6242520 7521240 298836 3.67 31280 1452680 530216 5.78 458420 1205556 180 02:20:12 6267344 7546632 273396 3.36 31516 1453024 593620 6.47 463684 1206132 140 02:30:01 6264104 7544084 275940 3.39 31736 1453480 530208 5.77 458660 1206684 160 02:40:02 6265912 7546416 273604 3.36 31932 1453804 530284 5.78 458744 1207204 244 02:50:05 6228312 7523904 295764 3.64 32280 1468476 547088 5.96 484340 1220696 316 03:00:01 5243316 7367932 403640 4.96 85300 2203180 659296 7.18 619628 1964392 280 03:10:01 5217456 7344224 427352 5.25 85468 2205168 668048 7.28 619908 1966548 244 03:20:12 5188584 7350272 421232 5.18 85612 2239900 704212 7.67 655888 2001424 33844 03:30:01 5176256 7341452 429932 5.29 85792 2243180 676464 7.37 628316 2004756 244 03:40:01 5134244 7314452 456772 5.62 85952 2257836 699312 7.62 651420 2019572 312 03:50:12 5106504 7288792 482436 5.93 86064 2259776 723464 7.88 675528 2021624 128 Average: 5754833 7440257 357330 4.39 56527 1814986 609411 6.64 545455 1571851 2811 01:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 1.39 0.25 3.19 0.03 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.50 0.06 0.09 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.03 0.05 3.47 0.01 0.00 0.00 0.00 0.00 02:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:12 ens3 0.61 0.03 0.87 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.26 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.41 0.08 0.09 0.04 0.00 0.00 0.00 0.00 02:50:05 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:05 ens3 8.52 4.62 19.94 3.00 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 66.27 48.85 397.53 9.71 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 17.10 15.07 168.05 1.28 0.00 0.00 0.00 0.00 03:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:12 ens3 5.88 4.80 40.92 0.61 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 16.85 15.39 151.78 1.67 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 12.65 11.72 120.73 1.49 0.00 0.00 0.00 0.00 03:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:12 ens3 13.78 12.82 137.68 1.12 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 11.13 8.72 80.07 1.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15974) 05/17/26 _x86_64_ (2 CPU) 01:35:38 LINUX RESTART (2 CPU) 01:40:01 CPU %user %nice %system %iowait %steal %idle 01:50:02 all 0.40 0.00 0.11 0.03 0.03 99.43 01:50:02 0 0.37 0.00 0.15 0.02 0.03 99.43 01:50:02 1 0.43 0.00 0.08 0.04 0.03 99.42 02:00:01 all 0.27 0.00 0.17 0.02 0.03 99.51 02:00:01 0 0.10 0.00 0.20 0.01 0.03 99.67 02:00:01 1 0.44 0.00 0.15 0.02 0.02 99.36 02:10:01 all 0.25 0.00 0.09 0.04 0.03 99.59 02:10:01 0 0.11 0.00 0.09 0.03 0.03 99.73 02:10:01 1 0.39 0.00 0.08 0.05 0.03 99.45 02:20:12 all 0.27 0.00 0.09 0.01 0.03 99.61 02:20:12 0 0.47 0.00 0.09 0.01 0.02 99.41 02:20:12 1 0.08 0.00 0.09 0.00 0.03 99.80 02:30:01 all 0.29 0.00 0.17 0.01 0.02 99.50 02:30:01 0 0.30 0.00 0.16 0.02 0.02 99.50 02:30:01 1 0.29 0.00 0.18 0.00 0.03 99.51 02:40:02 all 0.28 0.00 0.11 0.01 0.06 99.54 02:40:02 0 0.29 0.00 0.09 0.01 0.03 99.59 02:40:02 1 0.27 0.00 0.14 0.01 0.09 99.50 02:50:05 all 0.53 0.00 0.11 0.02 0.04 99.30 02:50:05 0 0.71 0.00 0.08 0.02 0.06 99.13 02:50:05 1 0.34 0.00 0.14 0.02 0.03 99.47 03:00:01 all 11.21 0.00 1.88 0.71 0.07 86.13 03:00:01 0 9.94 0.00 1.78 0.72 0.07 87.48 03:00:01 1 12.48 0.00 1.98 0.70 0.07 84.78 03:10:01 all 0.93 0.00 0.22 0.01 0.05 98.79 03:10:01 0 1.08 0.00 0.27 0.01 0.06 98.58 03:10:01 1 0.77 0.00 0.18 0.01 0.04 99.00 03:20:12 all 6.49 0.00 0.69 0.01 0.07 92.74 03:20:12 0 8.86 0.00 0.92 0.01 0.07 90.14 03:20:12 1 4.20 0.00 0.46 0.01 0.06 95.27 03:30:01 all 1.34 0.00 0.32 0.01 0.06 98.26 03:30:01 0 1.40 0.00 0.34 0.01 0.06 98.19 03:30:01 1 1.29 0.00 0.30 0.02 0.06 98.34 03:30:01 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 2.84 0.00 0.48 0.01 0.06 96.61 03:40:01 0 3.09 0.00 0.60 0.01 0.07 96.24 03:40:01 1 2.58 0.00 0.37 0.01 0.06 96.98 03:50:12 all 0.96 0.00 0.22 0.01 0.07 98.75 03:50:12 0 0.94 0.00 0.17 0.01 0.05 98.82 03:50:12 1 0.98 0.00 0.26 0.01 0.08 98.68 Average: all 1.99 0.00 0.36 0.07 0.05 97.54 Average: 0 2.11 0.00 0.38 0.07 0.05 97.40 Average: 1 1.88 0.00 0.34 0.07 0.05 97.67