---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2210 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 8.1G 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 774 4940 4 2526 7167 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:6d:c9:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78178sec preferred_lft 78178sec inet6 fe80::f816:3eff:fe6d:c951/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2210) 04/12/26 _x86_64_ (2 CPU) 01:45:36 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:17 1.63 0.02 1.59 0.01 1.21 18.88 424.63 02:10:17 1.42 0.01 1.41 0.00 0.05 16.19 0.12 02:20:01 2.01 0.33 1.66 0.02 41.16 75.05 0.63 02:30:11 1.51 0.00 1.48 0.03 0.00 17.77 429.69 02:40:17 1.32 0.00 1.30 0.02 0.00 15.62 1.19 02:50:01 1.17 0.00 1.16 0.02 0.00 14.43 1.11 03:00:17 1.38 0.00 1.37 0.01 0.00 17.30 424.07 03:10:01 37.29 3.11 18.07 16.11 234.58 3237.89 110426.85 03:20:01 1.30 0.00 1.30 0.00 0.00 15.91 0.00 03:30:11 1.70 0.00 1.69 0.02 0.00 21.70 0.35 03:40:17 1.54 0.00 1.51 0.02 0.00 359.30 0.21 03:50:01 16.06 13.90 2.10 0.06 154.76 138.12 6.35 04:00:17 1.67 0.00 1.66 0.01 0.00 20.45 0.22 Average: 5.27 1.30 2.75 1.22 32.27 298.07 8354.28 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:17 6291456 7539308 281060 3.46 30600 1422880 533792 5.81 444400 1183204 124 02:10:17 6300260 7548628 271728 3.34 30796 1423208 533820 5.81 444440 1183720 172 02:20:01 6260168 7537660 282168 3.47 31176 1451568 533956 5.82 455816 1201092 124 02:30:11 6257676 7535748 284028 3.49 31404 1451896 533956 5.82 455968 1201648 220 02:40:17 6257676 7536428 283376 3.48 31620 1452352 534080 5.82 459096 1202192 180 02:50:01 6271564 7550860 268936 3.31 31832 1452676 534080 5.82 459128 1202728 180 03:00:17 6266532 7546328 273372 3.36 32000 1453004 534456 5.82 460044 1203216 184 03:10:01 5121740 7233600 537940 6.61 85372 2190608 774416 8.43 740188 1948616 240 03:20:01 5163084 7275468 496204 6.10 85488 2191016 735144 8.01 699980 1949140 220 03:30:11 5142240 7271060 500312 6.15 85644 2207328 830872 9.05 729684 1965452 15756 03:40:17 4986268 7204792 565652 6.96 85812 2295872 852620 9.29 801888 2054180 248 03:50:01 4762616 7064872 696236 8.56 89140 2367628 943524 10.28 893340 2128668 84 04:00:17 4810508 7113420 647632 7.96 89312 2368072 902488 9.83 851752 2129284 200 Average: 5683984 7381398 414511 5.10 56938 1825239 675170 7.35 607363 1581011 1379 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:17 ens3 0.94 0.06 0.12 0.03 0.00 0.00 0.00 0.00 02:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:17 ens3 0.98 0.04 7.62 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.65 0.21 3.18 0.03 0.00 0.00 0.00 0.00 02:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:11 ens3 0.34 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:17 ens3 0.49 0.08 0.12 0.06 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.25 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:17 ens3 0.45 0.17 0.13 0.53 0.00 0.00 0.00 0.00 03:10:01 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 03:10:01 ens3 86.40 63.71 635.84 12.69 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 28.48 25.45 459.17 1.68 0.00 0.00 0.00 0.00 03:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:11 ens3 63.54 61.72 1213.67 4.10 0.00 0.00 0.00 0.00 03:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:17 ens3 20.86 20.06 377.91 1.38 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 24.93 24.08 436.91 1.60 0.00 0.00 0.00 0.00 04:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:17 ens3 11.26 10.48 177.91 0.73 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 18.29 15.76 254.32 1.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2210) 04/12/26 _x86_64_ (2 CPU) 01:45:36 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:17 all 0.28 0.00 0.15 0.01 0.03 99.52 02:00:17 0 0.45 0.00 0.14 0.01 0.02 99.38 02:00:17 1 0.12 0.00 0.17 0.01 0.04 99.66 02:10:17 all 0.26 0.00 0.08 0.01 0.03 99.63 02:10:17 0 0.46 0.00 0.07 0.02 0.02 99.43 02:10:17 1 0.06 0.00 0.09 0.00 0.03 99.83 02:20:01 all 0.37 0.00 0.12 0.07 0.03 99.41 02:20:01 0 0.51 0.00 0.10 0.05 0.02 99.31 02:20:01 1 0.23 0.00 0.13 0.10 0.03 99.51 02:30:11 all 0.28 0.00 0.16 0.03 0.02 99.50 02:30:11 0 0.30 0.00 0.16 0.01 0.02 99.50 02:30:11 1 0.26 0.00 0.16 0.05 0.02 99.50 02:40:17 all 0.28 0.00 0.08 0.14 0.02 99.48 02:40:17 0 0.42 0.00 0.06 0.20 0.02 99.30 02:40:17 1 0.13 0.00 0.10 0.07 0.03 99.67 02:50:01 all 0.25 0.00 0.09 0.04 0.02 99.60 02:50:01 0 0.35 0.00 0.07 0.03 0.02 99.53 02:50:01 1 0.16 0.00 0.10 0.04 0.03 99.67 03:00:17 all 0.30 0.00 0.16 0.01 0.02 99.51 03:00:17 0 0.49 0.00 0.15 0.01 0.02 99.34 03:00:17 1 0.11 0.00 0.17 0.01 0.03 99.68 03:10:01 all 11.65 0.00 1.86 1.59 0.07 84.84 03:10:01 0 10.94 0.00 1.80 1.22 0.06 85.98 03:10:01 1 12.35 0.00 1.92 1.97 0.07 83.70 03:20:01 all 0.60 0.00 0.25 0.05 0.05 99.05 03:20:01 0 0.70 0.00 0.30 0.02 0.05 98.93 03:20:01 1 0.49 0.00 0.21 0.08 0.05 99.17 03:30:11 all 1.08 0.00 0.62 0.01 0.06 98.23 03:30:11 0 1.04 0.00 0.58 0.01 0.07 98.30 03:30:11 1 1.12 0.00 0.67 0.01 0.05 98.15 03:40:17 all 0.74 0.00 0.20 0.02 0.06 98.98 03:40:17 0 0.74 0.00 0.19 0.02 0.06 98.99 03:40:17 1 0.73 0.00 0.22 0.02 0.06 98.97 03:40:17 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 0.66 0.17 0.31 0.13 0.06 98.66 03:50:01 0 0.62 0.33 0.33 0.23 0.06 98.44 03:50:01 1 0.71 0.01 0.29 0.04 0.06 98.88 04:00:17 all 0.52 0.00 0.28 0.01 0.06 99.14 04:00:17 0 0.36 0.00 0.23 0.01 0.06 99.34 04:00:17 1 0.67 0.00 0.33 0.01 0.05 98.94 Average: all 1.30 0.01 0.33 0.16 0.04 98.15 Average: 0 1.31 0.02 0.32 0.14 0.04 98.17 Average: 1 1.29 0.00 0.35 0.18 0.04 98.14