---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23545 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 8.3G 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 747 4897 4 2591 7193 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:8a:1f:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79078sec preferred_lft 79078sec inet6 fe80::f816:3eff:fe8a:1fe7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23545) 06/04/26 _x86_64_ (2 CPU) 00:42:38 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:27 1.37 0.01 1.35 0.01 0.05 16.84 418.21 01:10:04 1.63 0.26 1.35 0.01 32.23 74.48 0.18 01:20:01 1.27 0.01 1.25 0.01 1.07 15.05 0.67 01:30:27 1.43 0.00 1.40 0.03 0.00 17.28 418.51 01:40:25 1.68 0.40 1.26 0.02 15.85 46.45 1.10 01:50:01 37.28 2.73 18.52 16.03 221.11 3488.55 112452.55 02:00:27 1.53 0.00 1.51 0.02 0.00 18.49 0.22 02:10:14 1.31 0.00 1.30 0.01 0.00 82.85 0.04 02:20:01 1.43 0.00 1.41 0.02 0.00 320.85 0.14 02:30:04 1.68 0.01 1.62 0.04 0.60 168.72 0.45 02:40:27 1.43 0.00 1.42 0.02 0.00 17.30 0.13 Average: 4.59 0.30 2.88 1.41 23.63 373.24 9862.04 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:27 6303508 7550768 269828 3.32 30660 1422284 528752 5.76 445268 1183444 124 01:10:04 6253112 7527052 293088 3.60 30992 1448284 723832 7.88 459776 1201004 228 01:20:01 6267328 7542136 278024 3.42 31196 1448924 528848 5.76 454656 1201544 164 01:30:27 6267140 7542552 277572 3.41 31436 1449260 529112 5.76 454928 1202120 164 01:40:25 6235724 7526336 293444 3.61 31772 1464052 545100 5.94 480156 1215596 204 01:50:01 4984108 7176852 591032 7.27 86464 2267008 786712 8.57 747500 2029184 164 02:00:27 5078920 7272224 495548 6.09 86620 2267416 733892 7.99 693752 2029748 124 02:10:14 5061072 7274660 493176 6.06 86768 2287552 763744 8.32 707488 2050032 136 02:20:01 4884792 7189700 576948 7.09 86928 2377632 852472 9.29 796688 2140272 240 02:30:04 4683464 7034520 731192 8.99 87116 2422976 985412 10.73 929736 2185552 252 02:40:27 4738648 7090328 675444 8.31 87296 2423408 936184 10.20 880088 2186168 124 Average: 5523438 7338830 452300 5.56 61568 1934436 719460 7.84 640912 1693151 175 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:27 ens3 0.76 0.06 0.10 0.03 0.00 0.00 0.00 0.00 01:10:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:04 ens3 0.98 0.26 10.75 0.05 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.66 0.09 0.56 0.06 0.00 0.00 0.00 0.00 01:30:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:27 ens3 0.30 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:25 ens3 11.69 5.52 20.38 3.18 0.00 0.00 0.00 0.00 01:50:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 88.56 63.54 724.18 9.86 0.00 0.00 0.00 0.00 02:00:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:27 ens3 43.56 29.35 459.50 1.96 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 93.48 75.73 1247.46 4.96 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 25.03 24.27 390.12 1.62 0.00 0.00 0.00 0.00 02:30:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 28.29 27.92 462.25 1.85 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 11.92 11.09 176.35 0.78 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 27.31 21.28 312.91 2.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23545) 06/04/26 _x86_64_ (2 CPU) 00:42:38 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:27 all 0.25 0.00 0.16 0.01 0.04 99.53 01:00:27 0 0.36 0.00 0.14 0.01 0.04 99.44 01:00:27 1 0.14 0.00 0.18 0.01 0.05 99.62 01:10:04 all 0.36 0.00 0.10 0.02 0.04 99.47 01:10:04 0 0.49 0.00 0.11 0.03 0.04 99.32 01:10:04 1 0.23 0.00 0.09 0.01 0.05 99.62 01:20:01 all 0.26 0.00 0.07 0.01 0.04 99.62 01:20:01 0 0.45 0.00 0.05 0.02 0.03 99.45 01:20:01 1 0.06 0.00 0.08 0.00 0.05 99.80 01:30:27 all 0.25 0.00 0.14 0.01 0.04 99.55 01:30:27 0 0.34 0.00 0.16 0.02 0.04 99.44 01:30:27 1 0.16 0.00 0.13 0.00 0.04 99.65 01:40:25 all 0.54 0.00 0.09 0.02 0.04 99.31 01:40:25 0 0.69 0.00 0.08 0.01 0.04 99.19 01:40:25 1 0.39 0.00 0.11 0.02 0.05 99.44 01:50:01 all 11.94 0.00 1.82 0.55 0.09 85.61 01:50:01 0 13.39 0.00 2.06 0.89 0.10 83.56 01:50:01 1 10.49 0.00 1.57 0.20 0.07 87.66 02:00:27 all 0.59 0.00 0.33 0.01 0.09 98.98 02:00:27 0 0.66 0.00 0.43 0.01 0.11 98.79 02:00:27 1 0.52 0.00 0.23 0.01 0.07 99.17 02:10:14 all 1.00 0.00 0.57 0.01 0.09 98.33 02:10:14 0 1.22 0.00 0.78 0.00 0.09 97.91 02:10:14 1 0.78 0.00 0.36 0.02 0.09 98.76 02:20:01 all 0.77 0.00 0.20 0.02 0.10 98.91 02:20:01 0 0.60 0.00 0.12 0.01 0.07 99.19 02:20:01 1 0.93 0.00 0.29 0.02 0.13 98.63 02:30:04 all 0.72 0.00 0.35 0.01 0.09 98.83 02:30:04 0 0.55 0.00 0.26 0.02 0.08 99.09 02:30:04 1 0.90 0.00 0.43 0.01 0.10 98.56 02:40:27 all 0.47 0.00 0.18 0.01 0.09 99.25 02:40:27 0 0.43 0.00 0.09 0.01 0.07 99.40 02:40:27 1 0.51 0.00 0.27 0.01 0.11 99.11 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.51 0.00 0.36 0.06 0.07 98.00 Average: 0 1.69 0.00 0.38 0.09 0.06 97.78 Average: 1 1.33 0.00 0.33 0.03 0.07 98.23