---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-13110 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 8.2G 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 761 4966 4 2505 7180 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:fa:66:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78435sec preferred_lft 78435sec inet6 fe80::f816:3eff:fefa:666a/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-13110) 05/13/26 _x86_64_ (2 CPU) 01:58:07 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 14.04 0.03 1.49 12.53 1.39 17.08 109167.03 02:20:09 1.46 0.01 1.45 0.00 0.07 16.83 0.12 02:30:01 1.48 0.00 1.47 0.01 0.00 17.17 663.00 02:40:01 1.36 0.00 1.36 0.00 0.00 15.49 0.12 02:50:09 1.78 0.25 1.52 0.01 30.55 72.72 0.17 03:00:01 1.46 0.01 1.44 0.02 1.07 17.89 441.62 03:10:01 1.20 0.00 1.19 0.01 0.00 14.48 1.08 03:20:09 24.09 2.98 18.87 2.23 225.10 3122.82 604.48 03:30:01 1.44 0.00 1.41 0.03 0.00 18.89 1.50 03:40:01 1.27 0.00 1.25 0.02 0.00 110.06 1.56 03:50:00 1.63 0.00 1.59 0.04 0.00 392.20 4.52 04:00:00 1.53 0.00 1.47 0.06 0.00 47.30 5.29 04:10:00 4.30 0.04 3.35 0.91 1.42 738.23 3043.27 Average: 4.41 0.26 2.93 1.22 20.23 357.17 8766.43 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6295408 7542108 278220 3.42 30560 1421808 528652 5.76 441688 1183264 136 02:20:09 6294656 7541888 278424 3.42 30760 1422140 528648 5.76 441864 1183788 180 02:30:01 6291572 7539336 280996 3.46 30940 1422468 528804 5.76 441804 1184304 124 02:40:01 6292756 7541032 279320 3.43 31120 1422792 528804 5.76 441968 1184808 240 02:50:09 6245200 7520124 299700 3.69 31452 1448756 724356 7.89 459764 1202332 156 03:00:01 6254932 7530828 289008 3.55 31628 1449516 529924 5.77 454876 1202836 240 03:10:01 6254932 7531332 288464 3.55 31808 1449836 530112 5.77 455228 1203336 240 03:20:09 5100396 7219504 551788 6.78 85264 2197724 786436 8.57 744208 1959124 124 03:30:01 5157656 7277324 493896 6.07 85416 2198132 731996 7.97 689016 1959684 124 03:40:01 5127336 7275964 495264 6.09 85584 2226936 787772 8.58 728692 1988656 136 03:50:00 4884976 7147760 621620 7.64 85820 2339384 950756 10.36 841304 2101208 156 04:00:00 4787696 7059488 709892 8.73 86024 2348060 961404 10.47 902740 2110092 152 04:10:00 5136272 7396004 380844 4.68 87712 2341392 634524 6.91 616976 2104840 25464 Average: 5701830 7394053 403649 4.96 56468 1822226 673245 7.33 589241 1582175 2113 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.58 0.05 0.18 0.01 0.00 0.00 0.00 0.00 02:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 0.43 0.06 0.06 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 1.25 0.05 12.84 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.50 0.07 0.95 0.03 0.00 0.00 0.00 0.00 02:50:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 0.48 0.25 3.11 0.05 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.29 0.08 0.10 0.05 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.28 0.17 0.07 0.50 0.00 0.00 0.00 0.00 03:20:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:20:09 ens3 85.46 65.76 706.30 12.49 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 29.62 28.22 463.07 1.90 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 78.32 74.44 1212.32 4.90 0.00 0.00 0.00 0.00 03:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:00 ens3 26.21 25.09 407.79 1.67 0.00 0.00 0.00 0.00 04:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:00 ens3 23.42 22.45 361.82 1.53 0.00 0.00 0.00 0.00 04:10:00 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 04:10:00 ens3 32.74 26.73 287.57 22.75 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 21.64 18.76 266.09 3.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13110) 05/13/26 _x86_64_ (2 CPU) 01:58:07 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.27 0.00 0.09 0.19 0.03 99.43 02:10:01 0 0.05 0.00 0.09 0.28 0.03 99.56 02:10:01 1 0.50 0.00 0.08 0.09 0.03 99.30 02:20:09 all 0.23 0.00 0.09 0.01 0.02 99.64 02:20:09 0 0.06 0.00 0.09 0.01 0.02 99.81 02:20:09 1 0.40 0.00 0.09 0.00 0.03 99.48 02:30:01 all 0.27 0.00 0.18 0.01 0.02 99.52 02:30:01 0 0.28 0.00 0.17 0.01 0.02 99.51 02:30:01 1 0.25 0.00 0.18 0.01 0.03 99.53 02:40:01 all 0.24 0.00 0.08 0.03 0.02 99.63 02:40:01 0 0.42 0.00 0.06 0.05 0.02 99.46 02:40:01 1 0.07 0.00 0.10 0.01 0.02 99.81 02:50:09 all 0.38 0.00 0.11 0.02 0.02 99.47 02:50:09 0 0.45 0.00 0.08 0.01 0.02 99.44 02:50:09 1 0.31 0.00 0.14 0.03 0.03 99.49 03:00:01 all 0.28 0.00 0.17 0.01 0.02 99.51 03:00:01 0 0.23 0.00 0.18 0.01 0.02 99.55 03:00:01 1 0.33 0.00 0.16 0.01 0.02 99.47 03:10:01 all 0.25 0.00 0.07 0.01 0.03 99.65 03:10:01 0 0.11 0.00 0.08 0.00 0.03 99.79 03:10:01 1 0.40 0.00 0.06 0.01 0.03 99.50 03:20:09 all 10.94 0.00 1.78 2.49 0.06 84.73 03:20:09 0 10.73 0.00 1.68 1.10 0.06 86.42 03:20:09 1 11.14 0.00 1.88 3.88 0.05 83.04 03:30:01 all 0.59 0.00 0.35 0.01 0.05 99.00 03:30:01 0 0.71 0.00 0.38 0.01 0.04 98.85 03:30:01 1 0.47 0.00 0.31 0.02 0.05 99.14 03:40:01 all 1.07 0.00 0.55 0.01 0.05 98.32 03:40:01 0 0.58 0.00 0.14 0.00 0.03 99.25 03:40:01 1 1.56 0.00 0.97 0.01 0.07 97.38 03:50:00 all 0.82 0.00 0.21 0.02 0.05 98.90 03:50:00 0 0.96 0.00 0.29 0.02 0.07 98.66 03:50:00 1 0.67 0.00 0.14 0.02 0.04 99.14 03:50:00 CPU %user %nice %system %iowait %steal %idle 04:00:00 all 0.66 0.00 0.33 0.01 0.06 98.95 04:00:00 0 0.67 0.00 0.34 0.01 0.07 98.92 04:00:00 1 0.65 0.00 0.32 0.01 0.05 98.98 04:10:00 all 3.30 0.00 0.49 0.09 0.05 96.07 04:10:00 0 2.67 0.00 0.57 0.04 0.07 96.65 04:10:00 1 3.93 0.00 0.41 0.14 0.03 95.49 Average: all 1.49 0.00 0.35 0.23 0.04 97.90 Average: 0 1.39 0.00 0.32 0.12 0.04 98.13 Average: 1 1.60 0.00 0.37 0.33 0.04 97.66