---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22405 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: 5600.00 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 786 5110 4 2337 7155 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:ee:6f:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79319sec preferred_lft 79319sec inet6 fe80::f816:3eff:feee:6f10/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22405) 06/02/26 _x86_64_ (2 CPU) 00:42:21 LINUX RESTART (2 CPU) 00:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:09 1.65 0.01 1.61 0.02 1.10 19.23 1.05 01:10:06 1.34 0.00 1.34 0.00 0.00 15.72 0.00 01:20:06 1.35 0.00 1.35 0.00 0.01 15.93 0.00 01:30:11 1.61 0.00 1.60 0.01 0.00 18.95 0.26 01:40:12 1.33 0.00 1.33 0.00 0.00 15.90 0.00 01:50:12 24.33 3.03 19.03 2.27 227.61 3470.02 845.61 02:00:06 1.60 0.02 1.56 0.03 0.61 25.00 0.46 02:10:13 1.27 0.00 1.27 0.00 0.00 18.64 0.03 02:20:13 1.33 0.00 1.32 0.01 0.00 138.67 396.90 02:30:13 1.68 0.00 1.65 0.02 0.00 32.36 0.44 02:40:06 6.32 0.09 4.65 1.59 6.32 412.52 2550.33 Average: 3.98 0.29 3.34 0.36 21.44 380.22 342.53 00:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:09 6246880 7519860 300164 3.69 30880 1447628 520736 5.67 455244 1200484 232 01:10:06 6246184 7519648 300356 3.69 31024 1447960 520908 5.67 455532 1200960 180 01:20:06 6246724 7520684 299304 3.68 31196 1448284 521120 5.68 455888 1201448 244 01:30:11 6248880 7523364 296588 3.65 31368 1448620 521128 5.68 455940 1201964 120 01:40:12 6253368 7528488 291456 3.58 31544 1449072 521200 5.68 456780 1202464 176 01:50:12 5181652 7374604 393108 4.83 86472 2267424 627728 6.84 596280 2030308 196 02:00:06 5176644 7371680 395996 4.87 86640 2269320 636252 6.93 596428 2032268 232 02:10:13 5185760 7382216 385536 4.74 86784 2270592 656016 7.15 616216 2033688 176 02:20:13 5135008 7368564 399048 4.91 86928 2307432 645652 7.03 604524 2070672 180 02:30:13 5072712 7310604 456884 5.62 87068 2311568 679568 7.40 638868 2074820 124 02:40:06 5309052 7402096 374508 4.61 90004 2172088 675824 7.36 607016 1936636 29004 Average: 5663897 7438346 353904 4.35 61810 1894544 593285 6.46 539883 1653247 2806 00:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 0.68 0.08 0.09 0.04 0.00 0.00 0.00 0.00 01:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 0.64 0.08 4.94 0.06 0.00 0.00 0.00 0.00 01:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:06 ens3 0.53 0.07 0.13 0.05 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 0.47 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:12 ens3 0.65 0.16 0.23 0.14 0.00 0.00 0.00 0.00 01:50:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:12 ens3 82.88 57.96 428.08 13.03 0.00 0.00 0.00 0.00 02:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 14.81 13.17 141.50 1.18 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 5.57 5.17 32.74 0.64 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 17.34 16.25 185.57 1.70 0.00 0.00 0.00 0.00 02:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 22.69 21.29 224.77 2.02 0.00 0.00 0.00 0.00 02:40:06 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:40:06 ens3 18.39 15.54 72.45 9.82 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 14.95 11.79 99.03 2.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22405) 06/02/26 _x86_64_ (2 CPU) 00:42:21 LINUX RESTART (2 CPU) 00:50:08 CPU %user %nice %system %iowait %steal %idle 01:00:09 all 0.26 0.00 0.17 0.01 0.03 99.53 01:00:09 0 0.24 0.00 0.17 0.01 0.03 99.55 01:00:09 1 0.27 0.00 0.18 0.01 0.03 99.52 01:10:06 all 0.23 0.00 0.07 0.01 0.03 99.66 01:10:06 0 0.40 0.00 0.06 0.01 0.03 99.51 01:10:06 1 0.05 0.00 0.09 0.01 0.03 99.82 01:20:06 all 0.24 0.00 0.07 0.01 0.03 99.65 01:20:06 0 0.18 0.00 0.07 0.01 0.03 99.71 01:20:06 1 0.29 0.00 0.08 0.01 0.03 99.59 01:30:11 all 0.26 0.00 0.16 0.01 0.03 99.55 01:30:11 0 0.28 0.00 0.16 0.01 0.02 99.53 01:30:11 1 0.24 0.00 0.15 0.01 0.03 99.56 01:40:12 all 0.21 0.00 0.07 0.02 0.03 99.67 01:40:12 0 0.09 0.00 0.07 0.01 0.03 99.81 01:40:12 1 0.33 0.00 0.08 0.02 0.03 99.54 01:50:12 all 12.22 0.00 1.82 0.62 0.06 85.28 01:50:12 0 13.49 0.00 1.84 0.76 0.05 83.85 01:50:12 1 10.94 0.00 1.81 0.47 0.07 86.71 02:00:06 all 0.90 0.00 0.31 0.02 0.05 98.72 02:00:06 0 1.11 0.00 0.36 0.01 0.05 98.47 02:00:06 1 0.70 0.00 0.27 0.03 0.04 98.97 02:10:13 all 7.74 0.00 0.72 0.02 0.07 91.45 02:10:13 0 1.96 0.00 0.23 0.02 0.06 97.73 02:10:13 1 13.58 0.00 1.22 0.02 0.08 85.11 02:20:13 all 1.74 0.00 0.26 1.03 0.06 96.91 02:20:13 0 2.16 0.00 0.35 0.01 0.07 97.40 02:20:13 1 1.32 0.00 0.18 2.05 0.04 96.41 02:30:13 all 1.66 0.00 0.41 0.05 0.05 97.84 02:30:13 0 1.35 0.00 0.44 0.07 0.06 98.10 02:30:13 1 1.97 0.00 0.38 0.02 0.04 97.58 02:40:06 all 5.46 0.00 0.68 0.11 0.05 93.70 02:40:06 0 4.44 0.00 0.61 0.03 0.05 94.88 02:40:06 1 6.48 0.00 0.76 0.18 0.05 92.53 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.81 0.00 0.43 0.17 0.04 96.55 Average: 0 2.33 0.00 0.40 0.09 0.04 97.14 Average: 1 3.28 0.00 0.47 0.26 0.04 95.95