---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15400 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 791 5199 4 2239 7150 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:88:52:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77420sec preferred_lft 77420sec inet6 fe80::f816:3eff:fe88:5222/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15400) 05/15/26 _x86_64_ (2 CPU) 04:38:32 LINUX RESTART (2 CPU) 04:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:01 1.42 0.02 1.39 0.00 1.24 16.62 0.12 05:00:01 1.46 0.01 1.43 0.02 0.05 18.26 872.58 05:10:01 1.68 0.25 1.40 0.03 30.97 72.51 1.37 05:20:01 1.18 0.00 1.18 0.00 0.01 14.51 0.00 05:30:01 14.00 0.00 1.42 12.57 0.15 17.84 109693.68 05:40:00 1.19 0.00 1.19 0.00 0.00 14.99 0.00 05:50:01 21.99 3.02 16.76 2.21 227.77 3172.42 1042.46 06:00:01 1.57 0.00 1.54 0.03 0.00 25.05 0.64 06:10:00 1.27 0.00 1.27 0.00 0.00 18.63 0.00 06:20:01 1.35 0.00 1.35 0.00 0.00 16.56 0.00 06:30:01 1.56 0.01 1.53 0.01 0.09 19.65 0.52 06:40:01 1.34 0.00 1.34 0.00 0.00 28.43 402.78 06:50:01 1.37 0.01 1.37 0.00 0.20 59.61 0.00 07:00:01 1.56 0.00 1.54 0.03 0.00 30.84 0.65 Average: 3.78 0.24 2.48 1.06 18.63 252.23 7991.58 04:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 6285244 7535912 284248 3.50 30600 1425900 527932 5.75 438760 1187304 216 05:00:01 6268632 7519860 300312 3.69 30812 1426232 528884 5.76 445536 1187848 284 05:10:01 6231896 7509772 309892 3.81 31176 1452180 723416 7.88 459888 1205388 176 05:20:01 6231644 7510028 309628 3.81 31332 1452508 723668 7.88 460164 1205880 168 05:30:01 6245916 7524916 294648 3.62 31532 1452876 751060 8.18 463368 1206420 280 05:40:00 6245896 7525508 294080 3.62 31676 1453340 751092 8.18 466272 1206900 132 05:50:01 5214672 7337908 433240 5.33 85084 2202264 851228 9.27 616716 1963672 152 06:00:01 5231208 7356568 414524 5.10 85232 2204240 859904 9.37 617344 1965800 548 06:10:00 5231244 7357736 413420 5.08 85348 2205260 878524 9.57 635548 1966936 180 06:20:01 5229240 7356236 414812 5.10 85508 2205612 878472 9.57 635800 1967440 316 06:30:01 5233608 7361248 409756 5.04 85656 2206096 878472 9.57 635948 1967952 128 06:40:01 5203356 7334656 436380 5.37 85756 2209660 865376 9.43 621936 1971616 164 06:50:01 5187464 7333872 437164 5.38 85888 2224644 889652 9.69 646256 1986724 2056 07:00:01 5140920 7289256 481744 5.92 86048 2226396 914616 9.96 671260 1988644 244 Average: 5655781 7418105 373846 4.60 62261 1881943 787307 8.58 558200 1641323 360 04:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 1.85 0.07 0.23 0.03 0.00 0.00 0.00 0.00 05:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:01 ens3 0.72 0.15 0.19 0.10 0.00 0.00 0.00 0.00 05:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:10:01 ens3 1.38 0.20 13.07 0.03 0.00 0.00 0.00 0.00 05:20:01 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 05:20:01 ens3 0.76 0.05 1.12 0.03 0.00 0.00 0.00 0.00 05:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:01 ens3 0.39 0.23 0.08 0.60 0.00 0.00 0.00 0.00 05:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:00 ens3 0.48 0.13 0.16 0.09 0.00 0.00 0.00 0.00 05:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 05:50:01 ens3 68.18 45.58 413.29 11.35 0.00 0.00 0.00 0.00 06:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 15.70 14.31 168.07 1.27 0.00 0.00 0.00 0.00 06:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:00 ens3 2.98 2.47 5.13 0.50 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 0.20 0.04 0.04 0.01 0.00 0.00 0.00 0.00 06:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:01 ens3 0.27 0.06 0.07 0.03 0.00 0.00 0.00 0.00 06:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:01 ens3 22.78 21.12 297.30 2.04 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 7.11 6.71 37.74 1.16 0.00 0.00 0.00 0.00 07:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:00:01 ens3 17.27 16.60 223.49 1.38 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 10.01 7.70 82.89 1.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15400) 05/15/26 _x86_64_ (2 CPU) 04:38:32 LINUX RESTART (2 CPU) 04:40:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 0.24 0.00 0.08 0.02 0.02 99.63 04:50:01 0 0.40 0.00 0.08 0.03 0.02 99.47 04:50:01 1 0.09 0.00 0.09 0.01 0.03 99.79 05:00:01 all 0.34 0.00 0.16 0.01 0.03 99.47 05:00:01 0 0.45 0.00 0.13 0.01 0.02 99.39 05:00:01 1 0.23 0.00 0.19 0.01 0.03 99.54 05:10:01 all 0.38 0.00 0.10 0.02 0.03 99.47 05:10:01 0 0.28 0.00 0.12 0.02 0.03 99.54 05:10:01 1 0.49 0.00 0.07 0.02 0.02 99.40 05:20:01 all 0.26 0.00 0.08 1.49 0.16 98.01 05:20:01 0 0.27 0.00 0.08 0.60 0.30 98.75 05:20:01 1 0.25 0.00 0.07 2.39 0.03 97.26 05:30:01 all 0.28 0.00 0.19 0.18 0.02 99.33 05:30:01 0 0.42 0.00 0.19 0.07 0.02 99.30 05:30:01 1 0.13 0.00 0.19 0.29 0.02 99.36 05:40:00 all 0.28 0.00 0.06 0.04 0.04 99.58 05:40:00 0 0.47 0.00 0.04 0.08 0.03 99.38 05:40:00 1 0.09 0.00 0.08 0.00 0.05 99.78 05:50:01 all 11.61 0.00 1.83 1.44 0.14 84.97 05:50:01 0 13.37 0.00 1.86 1.98 0.15 82.64 05:50:01 1 9.85 0.00 1.80 0.91 0.14 87.31 06:00:01 all 1.08 0.00 0.35 0.94 0.43 97.20 06:00:01 0 1.09 0.00 0.36 1.11 0.34 97.10 06:00:01 1 1.06 0.00 0.35 0.77 0.53 97.29 06:10:00 all 6.10 0.00 1.14 0.24 0.18 92.34 06:10:00 0 6.48 0.00 1.23 0.20 0.16 91.92 06:10:00 1 5.72 0.00 1.06 0.28 0.19 92.75 06:20:01 all 7.74 0.00 1.46 0.06 0.14 90.59 06:20:01 0 9.68 0.00 1.76 0.06 0.15 88.34 06:20:01 1 5.86 0.00 1.17 0.06 0.14 92.78 06:30:01 all 7.77 0.00 1.48 0.40 0.14 90.20 06:30:01 0 6.15 0.00 1.26 0.59 0.13 91.87 06:30:01 1 9.44 0.00 1.72 0.21 0.14 88.49 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 1.98 0.00 0.34 0.11 0.05 97.53 06:40:01 0 2.82 0.00 0.37 0.17 0.04 96.59 06:40:01 1 1.14 0.00 0.30 0.05 0.06 98.46 06:50:01 all 3.05 0.00 0.50 0.10 0.05 96.29 06:50:01 0 1.40 0.00 0.29 0.14 0.04 98.13 06:50:01 1 4.71 0.00 0.72 0.06 0.06 94.45 07:00:01 all 1.04 0.00 0.41 0.01 0.05 98.49 07:00:01 0 1.05 0.00 0.33 0.01 0.05 98.57 07:00:01 1 1.02 0.00 0.49 0.02 0.06 98.41 Average: all 2.96 0.00 0.58 0.36 0.11 95.99 Average: 0 3.11 0.00 0.57 0.36 0.10 95.85 Average: 1 2.81 0.00 0.58 0.36 0.11 96.13