---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-35279 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 772 5106 4 2355 7169 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:e0:f6:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78233sec preferred_lft 78233sec inet6 fe80::f816:3eff:fee0:f6fa/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-35279) 07/13/26 _x86_64_ (2 CPU) 00:35:59 LINUX RESTART (2 CPU) 00:40:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:40 1.44 0.02 1.41 0.00 1.21 16.75 0.12 01:00:01 1.49 0.01 1.47 0.01 0.06 17.95 466.60 01:10:27 1.84 0.24 1.59 0.02 29.69 73.46 0.63 01:20:27 1.38 0.00 1.37 0.02 0.01 16.17 1.08 01:30:01 1.49 0.00 1.46 0.03 0.00 17.73 456.24 01:40:27 1.39 0.00 1.37 0.01 0.00 16.11 1.04 01:50:07 14.84 0.38 1.48 12.97 15.10 49.63 112882.49 02:00:01 24.25 2.52 19.40 2.33 213.74 3477.47 734.01 02:10:27 1.30 0.00 1.30 0.00 0.00 21.41 0.05 02:20:07 1.34 0.00 1.33 0.00 0.00 19.19 0.03 02:30:01 1.59 0.00 1.57 0.02 0.00 141.61 400.51 02:40:27 1.37 0.00 1.37 0.00 0.00 30.27 0.08 02:50:27 1.35 0.00 1.34 0.01 0.00 22.43 0.17 Average: 4.18 0.24 2.79 1.15 19.88 298.85 8547.60 00:40:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:40 6293120 7540788 279740 3.44 30580 1422736 527780 5.75 445156 1183352 140 01:00:01 6292388 7540564 279856 3.44 30768 1423064 528000 5.75 445536 1183844 168 01:10:27 6254252 7529656 290324 3.57 31132 1449552 735840 8.01 460292 1201952 148 01:20:27 6262176 7538128 281844 3.47 31348 1449868 736052 8.02 460404 1202488 212 01:30:01 6252068 7528608 291252 3.58 31564 1450196 735972 8.02 460420 1203032 168 01:40:27 6263976 7541188 278612 3.43 31768 1450652 735972 8.02 460548 1203568 164 01:50:07 6236148 7527872 291676 3.59 32012 1464768 748608 8.15 483784 1216624 168 02:00:01 5136712 7344788 421896 5.19 87120 2281056 869192 9.47 625688 2043728 280 02:10:27 5125588 7335800 430900 5.30 87256 2283052 877924 9.56 625660 2045864 228 02:20:07 5125904 7337504 429212 5.28 87380 2284316 896524 9.76 643812 2047256 232 02:30:01 5087968 7336308 430272 5.29 87540 2320792 900940 9.81 647528 2083764 276 02:40:27 5052736 7305900 460612 5.66 87656 2325444 920392 10.02 667120 2088528 444 02:50:27 5167260 7425880 340644 4.19 87804 2330680 795392 8.66 577516 2093912 3756 Average: 5734638 7448691 346680 4.26 57225 1841244 769891 8.39 538728 1599839 491 00:40:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:40 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:40 ens3 1.76 0.08 0.18 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.48 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:10:27 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:27 ens3 1.37 0.26 11.49 0.05 0.00 0.00 0.00 0.00 01:20:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:27 ens3 0.78 0.21 0.73 0.60 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.29 0.06 0.07 0.04 0.00 0.00 0.00 0.00 01:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:27 ens3 0.52 0.09 0.13 0.06 0.00 0.00 0.00 0.00 01:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:07 ens3 13.72 5.83 20.28 2.13 0.00 0.00 0.00 0.00 02:00:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 69.05 47.88 418.10 10.48 0.00 0.00 0.00 0.00 02:10:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:27 ens3 14.01 12.09 134.37 1.10 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 5.81 5.32 34.25 0.67 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 14.60 13.56 158.70 1.52 0.00 0.00 0.00 0.00 02:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:27 ens3 23.38 22.09 242.73 2.08 0.00 0.00 0.00 0.00 02:50:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:27 ens3 9.71 8.82 57.22 0.95 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 11.97 8.99 83.65 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35279) 07/13/26 _x86_64_ (2 CPU) 00:35:59 LINUX RESTART (2 CPU) 00:40:27 CPU %user %nice %system %iowait %steal %idle 00:50:40 all 0.30 0.00 0.08 0.01 0.03 99.57 00:50:40 0 0.21 0.00 0.08 0.01 0.03 99.67 00:50:40 1 0.40 0.00 0.09 0.01 0.03 99.48 01:00:01 all 0.27 0.00 0.16 0.01 0.03 99.53 01:00:01 0 0.45 0.00 0.15 0.01 0.03 99.36 01:00:01 1 0.08 0.00 0.18 0.02 0.04 99.69 01:10:27 all 0.36 0.00 0.10 0.02 0.03 99.49 01:10:27 0 0.51 0.00 0.07 0.03 0.03 99.37 01:10:27 1 0.20 0.00 0.12 0.02 0.04 99.62 01:20:27 all 0.25 0.00 0.07 0.01 0.03 99.65 01:20:27 0 0.33 0.00 0.06 0.00 0.03 99.59 01:20:27 1 0.16 0.00 0.08 0.02 0.04 99.71 01:30:01 all 0.25 0.00 0.16 0.01 0.03 99.55 01:30:01 0 0.09 0.00 0.18 0.01 0.04 99.69 01:30:01 1 0.41 0.00 0.14 0.02 0.02 99.41 01:40:27 all 0.23 0.00 0.06 0.01 0.03 99.67 01:40:27 0 0.39 0.00 0.05 0.00 0.02 99.54 01:40:27 1 0.07 0.00 0.07 0.02 0.04 99.80 01:50:07 all 0.43 0.00 0.10 0.04 0.03 99.40 01:50:07 0 0.49 0.00 0.11 0.02 0.02 99.36 01:50:07 1 0.37 0.00 0.09 0.05 0.04 99.45 02:00:01 all 12.12 0.00 1.86 0.64 0.06 85.32 02:00:01 0 17.44 0.00 2.27 0.57 0.06 79.65 02:00:01 1 6.80 0.00 1.46 0.70 0.06 90.99 02:10:27 all 0.92 0.00 0.21 0.02 0.06 98.79 02:10:27 0 0.84 0.00 0.20 0.03 0.06 98.87 02:10:27 1 1.01 0.00 0.22 0.01 0.05 98.71 02:20:07 all 7.31 0.00 0.77 0.01 0.07 91.83 02:20:07 0 7.02 0.00 0.74 0.02 0.07 92.15 02:20:07 1 7.60 0.00 0.80 0.01 0.07 91.52 02:30:01 all 3.27 0.00 0.51 0.02 0.05 96.16 02:30:01 0 2.28 0.00 0.33 0.02 0.05 97.33 02:30:01 1 4.26 0.00 0.68 0.02 0.05 94.98 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:27 all 1.71 0.00 0.34 0.01 0.05 97.89 02:40:27 0 0.93 0.00 0.24 0.01 0.04 98.78 02:40:27 1 2.49 0.00 0.44 0.01 0.06 97.00 02:50:27 all 1.24 0.00 0.21 0.02 0.05 98.49 02:50:27 0 1.05 0.00 0.18 0.01 0.05 98.71 02:50:27 1 1.43 0.00 0.23 0.03 0.05 98.26 Average: all 2.17 0.00 0.35 0.06 0.04 97.37 Average: 0 2.43 0.00 0.35 0.06 0.04 97.12 Average: 1 1.92 0.00 0.35 0.07 0.05 97.61