---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26016 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 760 4860 4 2616 7181 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:bf:bf:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78884sec preferred_lft 78884sec inet6 fe80::f816:3eff:febf:bf19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26016) 06/09/26 _x86_64_ (2 CPU) 01:48:48 LINUX RESTART (2 CPU) 01:50:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:03 1.58 0.03 1.54 0.02 1.29 19.15 907.47 02:10:02 1.32 0.01 1.32 0.00 0.05 15.51 0.12 02:20:03 1.29 0.00 1.29 0.00 0.01 14.83 0.00 02:30:03 1.46 0.00 1.45 0.01 0.00 17.57 653.91 02:40:03 1.81 0.25 1.55 0.01 30.97 74.33 0.17 02:50:03 1.36 0.01 1.36 0.00 1.05 15.59 0.05 03:00:03 23.45 3.00 18.14 2.30 227.50 3467.82 893.09 03:10:03 1.21 0.00 1.19 0.02 0.00 15.07 1.20 03:20:03 1.22 0.00 1.20 0.02 0.00 15.91 0.99 03:30:03 15.22 0.00 1.68 13.54 0.15 367.24 106368.51 03:40:01 1.38 0.00 1.35 0.03 0.00 205.08 1.29 03:50:03 1.44 0.00 1.42 0.03 0.00 18.58 1.29 Average: 4.41 0.28 2.79 1.34 21.82 354.93 9095.84 01:50:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:03 6293312 7540152 280392 3.45 30548 1421956 531564 5.79 441472 1183252 208 02:10:02 6293060 7540424 280108 3.44 30728 1422296 531628 5.79 441412 1183772 168 02:20:03 6299724 7547588 272972 3.36 30900 1422616 531704 5.79 441660 1184264 196 02:30:03 6295172 7543548 277000 3.41 31076 1422948 531704 5.79 441696 1184772 200 02:40:03 6256476 7531580 288532 3.55 31420 1448988 727220 7.92 456980 1202392 192 02:50:03 6260748 7536792 283304 3.48 31576 1449748 532008 5.79 451960 1202868 232 03:00:03 4931900 7133972 633260 7.79 86604 2275692 810728 8.83 768796 2038272 268 03:10:03 5068032 7270676 496592 6.11 86768 2276088 729668 7.95 687764 2038840 292 03:20:03 5059648 7277168 490024 6.03 86948 2290856 770380 8.39 711492 2053724 14528 03:30:03 4824604 7144652 621280 7.64 87144 2391980 891676 9.71 833344 2155080 11084 03:40:01 4663076 7030148 735032 9.04 87316 2438200 990768 10.79 932304 2201344 160 03:50:03 4698112 7065824 699316 8.60 87496 2438648 955676 10.41 896752 2201972 256 Average: 5578655 7346877 446484 5.49 59044 1891668 711227 7.75 625469 1652546 2315 01:50:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 1.50 0.07 0.20 0.04 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 0.47 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.46 0.05 1.47 0.03 0.00 0.00 0.00 0.00 02:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 0.32 0.03 0.20 0.01 0.00 0.00 0.00 0.00 02:40:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 1.32 0.40 3.36 0.59 0.00 0.00 0.00 0.00 02:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 0.56 0.12 0.17 0.09 0.00 0.00 0.00 0.00 03:00:03 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:03 ens3 93.88 69.80 730.15 13.17 0.00 0.00 0.00 0.00 03:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:03 ens3 24.30 22.03 381.07 1.50 0.00 0.00 0.00 0.00 03:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:03 ens3 72.29 70.22 1224.36 4.68 0.00 0.00 0.00 0.00 03:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:03 ens3 25.55 24.13 392.57 1.66 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 30.05 27.73 448.52 1.99 0.00 0.00 0.00 0.00 03:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:03 ens3 15.59 12.14 192.92 0.85 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 22.25 18.95 282.09 2.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26016) 06/09/26 _x86_64_ (2 CPU) 01:48:48 LINUX RESTART (2 CPU) 01:50:27 CPU %user %nice %system %iowait %steal %idle 02:00:03 all 0.34 0.00 0.18 0.01 0.02 99.46 02:00:03 0 0.19 0.00 0.18 0.01 0.02 99.60 02:00:03 1 0.48 0.00 0.18 0.01 0.02 99.31 02:10:02 all 0.27 0.00 0.08 0.01 0.02 99.63 02:10:02 0 0.29 0.00 0.07 0.01 0.02 99.62 02:10:02 1 0.24 0.00 0.09 0.01 0.02 99.64 02:20:03 all 0.25 0.00 0.08 0.02 0.02 99.64 02:20:03 0 0.44 0.00 0.06 0.02 0.01 99.46 02:20:03 1 0.07 0.00 0.09 0.01 0.02 99.81 02:30:03 all 0.30 0.00 0.18 0.01 0.02 99.50 02:30:03 0 0.51 0.00 0.16 0.00 0.01 99.32 02:30:03 1 0.09 0.00 0.19 0.02 0.02 99.68 02:40:03 all 0.42 0.00 0.12 0.03 0.02 99.42 02:40:03 0 0.52 0.00 0.08 0.03 0.01 99.36 02:40:03 1 0.32 0.00 0.15 0.03 0.02 99.48 02:50:03 all 0.23 0.00 0.08 0.01 0.01 99.67 02:50:03 0 0.38 0.00 0.05 0.01 0.01 99.56 02:50:03 1 0.08 0.00 0.11 0.01 0.02 99.79 03:00:03 all 13.39 0.00 2.13 0.56 0.06 83.86 03:00:03 0 8.09 0.00 1.95 0.29 0.06 89.61 03:00:03 1 18.68 0.00 2.31 0.83 0.07 78.11 03:10:03 all 0.60 0.00 0.27 0.01 0.05 99.08 03:10:03 0 0.60 0.00 0.25 0.01 0.04 99.11 03:10:03 1 0.60 0.00 0.29 0.01 0.05 99.06 03:20:03 all 1.13 0.00 0.59 0.01 0.05 98.23 03:20:03 0 1.39 0.00 0.77 0.01 0.05 97.78 03:20:03 1 0.86 0.00 0.41 0.00 0.05 98.67 03:30:03 all 0.83 0.00 0.32 0.04 0.05 98.77 03:30:03 0 0.61 0.00 0.29 0.06 0.04 99.00 03:30:03 1 1.05 0.00 0.35 0.01 0.05 98.54 03:40:01 all 0.77 0.00 0.26 0.01 0.04 98.92 03:40:01 0 0.67 0.00 0.14 0.01 0.03 99.14 03:40:01 1 0.86 0.00 0.39 0.02 0.05 98.69 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:03 all 0.53 0.00 0.22 0.22 0.04 98.98 03:50:03 0 0.54 0.00 0.11 0.44 0.02 98.89 03:50:03 1 0.53 0.00 0.33 0.00 0.05 99.08 Average: all 1.59 0.00 0.38 0.08 0.03 97.93 Average: 0 1.19 0.00 0.34 0.07 0.03 98.37 Average: 1 1.99 0.00 0.41 0.08 0.04 97.49