---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15397 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 8.1G 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 756 5050 4 2425 7185 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:c2:44:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78984sec preferred_lft 78984sec inet6 fe80::f816:3eff:fec2:448d/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-15397) 05/15/26 _x86_64_ (2 CPU) 04:38:35 LINUX RESTART (2 CPU) 04:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:21 1.35 0.02 1.32 0.00 1.20 15.62 0.12 05:00:16 1.49 0.01 1.46 0.02 0.05 17.97 660.43 05:10:01 1.15 0.00 1.13 0.02 0.00 13.58 1.12 05:20:21 1.28 0.00 1.27 0.02 0.01 15.47 1.16 05:30:16 14.85 0.28 1.87 12.70 33.57 78.45 111055.43 05:40:01 1.40 0.01 1.38 0.02 1.08 16.62 1.29 05:50:16 23.08 2.93 18.00 2.16 220.94 3086.03 562.87 06:00:21 1.47 0.00 1.45 0.02 0.00 19.46 0.22 06:10:01 1.22 0.00 1.22 0.00 0.00 63.12 0.35 06:20:21 1.59 0.00 1.57 0.02 0.00 300.14 2.33 06:30:16 1.71 0.01 1.67 0.03 0.09 57.56 0.96 06:40:01 1.27 0.00 1.27 0.00 0.00 15.95 0.00 Average: 4.36 0.28 2.84 1.24 21.85 315.38 9274.78 04:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:21 6299720 7546708 273748 3.37 30548 1422116 528172 5.75 445520 1183152 124 05:00:16 6290912 7538452 282052 3.47 30756 1422448 528276 5.75 446072 1183692 124 05:10:01 6290212 7538272 282228 3.47 30944 1422772 528264 5.75 445920 1184204 164 05:20:21 6290212 7538828 281664 3.46 31164 1423100 532688 5.80 446772 1184752 164 05:30:16 6248648 7524808 295136 3.63 31560 1449868 731364 7.97 461420 1202436 220 05:40:01 6260128 7537152 282788 3.48 31776 1450500 529484 5.77 457452 1202972 160 05:50:16 5089796 7208836 562736 6.92 85044 2197972 802012 8.74 754560 1958596 120 06:00:21 5161188 7280772 490768 6.03 85176 2198384 743364 8.10 694836 1959140 160 06:10:01 5147012 7293880 477652 5.87 85312 2225528 775472 8.45 710776 1986420 12988 06:20:21 4935908 7158920 611340 7.52 85524 2300492 955048 10.40 840060 2061592 128 06:30:16 4916368 7150984 619276 7.61 85700 2311764 879900 9.58 815768 2072908 136 06:40:01 4876172 7111336 658952 8.10 85824 2312176 915088 9.97 850460 2073452 164 Average: 5650523 7369079 426528 5.24 58277 1844760 704094 7.67 614135 1604443 1221 04:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:21 ens3 1.81 0.07 0.23 0.03 0.00 0.00 0.00 0.00 05:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:16 ens3 0.71 0.14 0.19 0.10 0.00 0.00 0.00 0.00 05:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:01 ens3 1.21 0.04 10.25 0.01 0.00 0.00 0.00 0.00 05:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:21 ens3 0.74 0.06 1.09 0.03 0.00 0.00 0.00 0.00 05:30:16 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 05:30:16 ens3 0.54 0.30 3.20 0.06 0.00 0.00 0.00 0.00 05:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:01 ens3 0.61 0.28 0.17 0.69 0.00 0.00 0.00 0.00 05:50:16 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 05:50:16 ens3 80.75 58.43 711.09 11.60 0.00 0.00 0.00 0.00 06:00:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:21 ens3 27.95 25.63 453.06 1.72 0.00 0.00 0.00 0.00 06:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:01 ens3 77.15 72.27 1236.72 4.79 0.00 0.00 0.00 0.00 06:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:21 ens3 22.82 21.89 358.30 1.47 0.00 0.00 0.00 0.00 06:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:16 ens3 25.04 23.60 395.71 1.59 0.00 0.00 0.00 0.00 06:40:01 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 06:40:01 ens3 12.70 11.45 182.36 0.81 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 21.00 17.80 278.01 1.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15397) 05/15/26 _x86_64_ (2 CPU) 04:38:35 LINUX RESTART (2 CPU) 04:40:01 CPU %user %nice %system %iowait %steal %idle 04:50:21 all 0.28 0.00 0.09 0.03 0.03 99.57 04:50:21 0 0.07 0.00 0.09 0.02 0.03 99.79 04:50:21 1 0.50 0.00 0.10 0.03 0.02 99.36 05:00:16 all 0.31 0.00 0.17 0.01 0.03 99.48 05:00:16 0 0.33 0.00 0.16 0.00 0.03 99.47 05:00:16 1 0.29 0.00 0.17 0.01 0.03 99.49 05:10:01 all 0.26 0.00 0.07 0.01 0.02 99.64 05:10:01 0 0.31 0.00 0.07 0.00 0.02 99.60 05:10:01 1 0.22 0.00 0.07 0.01 0.03 99.67 05:20:21 all 0.26 0.00 0.08 0.14 0.03 99.50 05:20:21 0 0.18 0.00 0.07 0.05 0.03 99.66 05:20:21 1 0.34 0.00 0.08 0.22 0.03 99.33 05:30:16 all 0.39 0.00 0.23 0.08 0.02 99.28 05:30:16 0 0.32 0.00 0.27 0.11 0.02 99.27 05:30:16 1 0.46 0.00 0.18 0.05 0.02 99.28 05:40:01 all 0.26 0.00 0.07 0.02 0.04 99.62 05:40:01 0 0.37 0.00 0.06 0.04 0.04 99.49 05:40:01 1 0.15 0.00 0.07 0.01 0.03 99.74 05:50:16 all 11.40 0.00 1.77 0.56 0.27 86.00 05:50:16 0 8.42 0.00 1.43 0.57 0.20 89.38 05:50:16 1 14.38 0.00 2.12 0.56 0.33 82.61 06:00:21 all 0.78 0.00 0.41 0.10 0.14 98.57 06:00:21 0 0.93 0.00 0.47 0.02 0.13 98.45 06:00:21 1 0.63 0.00 0.35 0.18 0.15 98.69 06:10:01 all 1.36 0.00 0.61 0.22 0.15 97.66 06:10:01 0 1.30 0.00 0.53 0.12 0.08 97.97 06:10:01 1 1.41 0.00 0.69 0.32 0.22 97.35 06:20:21 all 0.90 0.00 0.26 0.19 0.05 98.60 06:20:21 0 0.84 0.00 0.21 0.24 0.04 98.67 06:20:21 1 0.97 0.00 0.30 0.14 0.06 98.53 06:30:16 all 0.83 0.00 0.41 0.39 0.17 98.18 06:30:16 0 0.88 0.00 0.42 0.42 0.13 98.15 06:30:16 1 0.79 0.00 0.41 0.37 0.22 98.22 06:30:16 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 0.58 0.00 0.22 0.05 0.15 99.00 06:40:01 0 0.58 0.00 0.21 0.05 0.14 99.02 06:40:01 1 0.58 0.00 0.23 0.06 0.15 98.97 Average: all 1.49 0.00 0.37 0.15 0.09 97.90 Average: 0 1.22 0.00 0.33 0.14 0.07 98.23 Average: 1 1.76 0.00 0.40 0.16 0.11 97.57