---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10974 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 781 5164 4 2284 7160 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:2b:d5:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78673sec preferred_lft 78673sec inet6 fe80::f816:3eff:fe2b:d532/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10974) 05/05/26 _x86_64_ (2 CPU) 01:47:55 LINUX RESTART (2 CPU) 01:50:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.67 0.03 1.63 0.01 1.30 19.30 457.71 02:10:29 13.47 0.01 1.49 11.97 0.19 17.58 104255.82 02:20:29 1.42 0.00 1.40 0.02 0.01 16.25 1.20 02:30:01 1.48 0.00 1.45 0.03 0.00 17.39 458.40 02:40:29 1.43 0.00 1.41 0.02 0.00 16.47 1.26 02:50:30 2.35 0.65 1.67 0.03 46.70 106.19 1.37 03:00:01 23.51 2.76 18.41 2.34 224.04 3304.23 657.07 03:10:09 1.29 0.00 1.29 0.00 0.00 21.43 0.05 03:20:29 1.41 0.00 1.41 0.00 0.00 20.05 0.03 03:30:29 1.67 0.00 1.65 0.02 0.00 141.25 396.18 03:40:29 1.29 0.01 1.29 0.00 0.20 64.57 0.00 03:50:29 1.37 0.00 1.35 0.01 0.00 22.19 0.24 Average: 4.32 0.28 2.80 1.24 21.82 300.92 9257.79 01:50:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6308860 7555356 265372 3.26 30552 1421600 533628 5.81 442496 1183264 160 02:10:29 6308612 7555724 264932 3.26 30784 1421984 533692 5.81 442572 1183844 144 02:20:29 6308612 7556268 264360 3.25 30996 1422300 533844 5.81 442616 1184380 124 02:30:01 6301644 7549828 270708 3.33 31180 1422632 533844 5.81 442948 1184896 268 02:40:29 6299656 7548404 272124 3.35 31400 1422964 533844 5.81 443228 1185448 124 02:50:30 6227232 7517380 302304 3.72 31944 1463304 745036 8.11 493992 1215896 152 03:00:01 5281888 7400456 371004 4.56 84992 2197556 632656 6.89 597316 1958872 428 03:10:09 5187460 7308136 463316 5.70 85124 2199540 641496 6.99 597456 1960980 576 03:20:29 5267620 7389472 381992 4.70 85280 2200560 661172 7.20 616844 1962164 120 03:30:29 5202400 7360916 410532 5.05 85444 2236936 664900 7.24 620424 1998704 164 03:40:29 5159432 7333384 437856 5.38 85584 2252036 697084 7.59 652808 2013808 196 03:50:29 5133992 7310088 461132 5.67 85700 2254024 697440 7.60 653220 2015920 184 Average: 5748951 7448784 347136 4.27 58248 1826286 617386 6.72 537160 1587348 220 01:50:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.81 0.06 0.10 0.03 0.00 0.00 0.00 0.00 02:10:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:29 ens3 0.40 0.05 0.06 0.02 0.00 0.00 0.00 0.00 02:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:29 ens3 0.23 0.03 0.04 0.02 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 0.27 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:29 ens3 0.34 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:50:30 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:50:30 ens3 8.57 5.28 22.95 3.05 0.00 0.00 0.00 0.00 03:00:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 69.20 51.00 414.61 10.21 0.00 0.00 0.00 0.00 03:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:09 ens3 18.49 15.72 166.13 1.32 0.00 0.00 0.00 0.00 03:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:29 ens3 2.98 2.60 4.90 0.45 0.00 0.00 0.00 0.00 03:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:29 ens3 16.32 15.14 157.33 1.66 0.00 0.00 0.00 0.00 03:40:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:29 ens3 9.18 8.53 65.53 1.28 0.00 0.00 0.00 0.00 03:50:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:29 ens3 19.18 18.29 223.59 1.49 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 11.92 9.56 86.50 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10974) 05/05/26 _x86_64_ (2 CPU) 01:47:55 LINUX RESTART (2 CPU) 01:50:29 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.28 0.00 0.17 0.01 0.03 99.50 02:00:01 0 0.10 0.00 0.20 0.00 0.04 99.65 02:00:01 1 0.47 0.00 0.14 0.02 0.03 99.34 02:10:29 all 0.28 0.00 0.09 0.03 0.03 99.56 02:10:29 0 0.08 0.00 0.13 0.04 0.04 99.72 02:10:29 1 0.49 0.00 0.06 0.01 0.02 99.41 02:20:29 all 0.25 0.00 0.07 0.01 0.03 99.64 02:20:29 0 0.45 0.00 0.06 0.01 0.03 99.45 02:20:29 1 0.05 0.00 0.08 0.01 0.04 99.83 02:30:01 all 0.30 0.00 0.16 0.01 0.02 99.51 02:30:01 0 0.39 0.00 0.16 0.01 0.02 99.42 02:30:01 1 0.20 0.00 0.15 0.01 0.03 99.61 02:40:29 all 0.24 0.00 0.08 0.01 0.03 99.65 02:40:29 0 0.32 0.00 0.08 0.01 0.02 99.57 02:40:29 1 0.15 0.00 0.08 0.00 0.03 99.73 02:50:30 all 0.64 0.00 0.13 0.03 0.03 99.18 02:50:30 0 0.54 0.00 0.15 0.02 0.03 99.26 02:50:30 1 0.73 0.00 0.10 0.03 0.03 99.10 03:00:01 all 11.61 0.00 1.96 0.58 0.06 85.79 03:00:01 0 10.51 0.00 1.91 0.44 0.05 87.08 03:00:01 1 12.71 0.00 2.01 0.73 0.07 84.49 03:10:09 all 0.89 0.00 0.23 0.01 0.06 98.82 03:10:09 0 0.91 0.00 0.24 0.01 0.06 98.78 03:10:09 1 0.86 0.00 0.23 0.01 0.05 98.85 03:20:29 all 6.25 0.00 0.62 0.01 0.07 93.04 03:20:29 0 6.79 0.00 0.70 0.01 0.08 92.42 03:20:29 1 5.71 0.00 0.55 0.01 0.06 93.67 03:30:29 all 2.44 0.00 0.39 0.01 0.06 97.09 03:30:29 0 2.80 0.00 0.49 0.00 0.06 96.65 03:30:29 1 2.09 0.00 0.30 0.02 0.06 97.53 03:40:29 all 2.79 0.00 0.45 0.01 0.07 96.68 03:40:29 0 2.34 0.00 0.40 0.01 0.07 97.18 03:40:29 1 3.25 0.00 0.49 0.01 0.07 96.18 03:40:29 CPU %user %nice %system %iowait %steal %idle 03:50:29 all 0.95 0.00 0.25 0.01 0.07 98.72 03:50:29 0 0.72 0.00 0.15 0.01 0.04 99.07 03:50:29 1 1.18 0.00 0.36 0.00 0.11 98.36 Average: all 2.20 0.00 0.38 0.06 0.05 97.31 Average: 0 2.13 0.00 0.38 0.05 0.05 97.40 Average: 1 2.28 0.00 0.37 0.07 0.05 97.23