---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7882 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 748 4978 4 2506 7193 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:d6:74:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78534sec preferred_lft 78534sec inet6 fe80::f816:3eff:fed6:7427/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7882) 04/25/26 _x86_64_ (2 CPU) 01:52:21 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:04 1.40 0.01 1.39 0.00 0.05 15.98 0.36 02:20:04 1.32 0.00 1.30 0.02 0.01 15.16 1.20 02:30:01 2.14 0.32 1.78 0.04 39.19 76.32 220.53 02:40:04 1.38 0.00 1.37 0.02 0.00 16.07 1.31 02:50:02 1.36 0.00 1.34 0.02 0.00 15.82 1.08 03:00:01 1.62 0.00 1.60 0.02 0.00 19.06 437.54 03:10:04 23.18 3.01 17.99 2.18 226.79 3105.60 648.77 03:20:04 1.34 0.00 1.34 0.00 0.00 16.12 0.00 03:30:01 1.44 0.00 1.43 0.02 0.00 18.83 0.23 03:40:04 1.53 0.00 1.52 0.01 0.00 335.56 2.76 03:50:04 1.30 0.00 1.29 0.01 0.00 195.39 1.39 04:00:01 1.42 0.00 1.41 0.02 0.00 18.75 0.23 Average: 3.30 0.28 2.82 0.20 22.26 322.28 109.74 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:04 6283412 7530716 289628 3.56 30688 1422296 528588 5.76 446980 1183384 176 02:20:04 6283412 7531244 289088 3.55 30884 1422624 528748 5.76 447092 1183908 176 02:30:01 6234896 7511804 307856 3.79 31276 1450904 739512 8.05 464084 1201516 240 02:40:04 6242484 7519924 299740 3.69 31472 1451236 739864 8.06 462204 1202044 220 02:50:02 6257856 7535960 283696 3.49 31676 1451688 739864 8.06 462624 1202572 188 03:00:01 6251052 7529716 289884 3.56 31892 1452016 740204 8.06 463244 1203108 276 03:10:04 5094284 7208220 563092 6.92 85284 2192696 1017424 11.08 780380 1951624 372 03:20:04 5105768 7220216 551140 6.78 85388 2193100 980372 10.68 743432 1952136 276 03:30:01 5139852 7267912 503324 6.19 85508 2206624 975096 10.62 722120 1965756 13124 03:40:04 4940864 7167592 602460 7.41 85688 2304064 1076512 11.73 823992 2063240 14064 03:50:04 4763844 7031868 737536 9.07 85852 2344588 1193960 13.00 941584 2103964 224 04:00:01 4812900 7081536 687884 8.46 86012 2345028 1146584 12.49 893732 2104564 124 Average: 5617552 7344726 450444 5.54 58468 1853072 867227 9.45 637622 1609818 2455 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 0.58 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 0.30 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 1.54 0.27 5.21 0.05 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 0.55 0.11 1.09 0.08 0.00 0.00 0.00 0.00 02:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 0.24 0.06 0.07 0.03 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 0.47 0.30 0.15 0.71 0.00 0.00 0.00 0.00 03:10:04 lo 1.29 1.29 0.10 0.10 0.00 0.00 0.00 0.00 03:10:04 ens3 79.93 56.07 706.56 11.81 0.00 0.00 0.00 0.00 03:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:04 ens3 15.92 14.64 458.27 0.98 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 38.21 37.10 1163.27 2.51 0.00 0.00 0.00 0.00 03:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:04 ens3 13.16 12.36 371.07 0.91 0.00 0.00 0.00 0.00 03:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:04 ens3 16.02 15.50 476.38 1.07 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 5.00 4.55 132.36 0.35 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 14.35 11.77 276.14 1.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7882) 04/25/26 _x86_64_ (2 CPU) 01:52:21 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:04 all 0.28 0.00 0.08 0.02 0.03 99.59 02:10:04 0 0.24 0.00 0.07 0.03 0.03 99.63 02:10:04 1 0.31 0.00 0.09 0.02 0.03 99.55 02:20:04 all 0.25 0.00 0.07 0.10 0.02 99.56 02:20:04 0 0.43 0.00 0.07 0.01 0.02 99.48 02:20:04 1 0.06 0.00 0.08 0.18 0.03 99.65 02:30:01 all 0.45 0.00 0.21 0.05 0.02 99.26 02:30:01 0 0.74 0.00 0.22 0.05 0.02 98.96 02:30:01 1 0.16 0.00 0.21 0.05 0.02 99.56 02:40:04 all 0.28 0.00 0.08 0.05 0.02 99.56 02:40:04 0 0.13 0.00 0.09 0.01 0.02 99.74 02:40:04 1 0.43 0.00 0.07 0.10 0.02 99.37 02:50:02 all 0.24 0.00 0.09 0.01 0.02 99.64 02:50:02 0 0.41 0.00 0.07 0.01 0.02 99.49 02:50:02 1 0.08 0.00 0.11 0.02 0.03 99.78 03:00:01 all 0.33 0.00 0.18 0.02 0.02 99.44 03:00:01 0 0.54 0.00 0.15 0.03 0.02 99.26 03:00:01 1 0.13 0.00 0.21 0.02 0.02 99.63 03:10:04 all 11.45 0.00 1.81 0.79 0.06 85.89 03:10:04 0 14.11 0.00 1.99 0.81 0.05 83.04 03:10:04 1 8.78 0.00 1.64 0.76 0.07 88.75 03:20:04 all 0.61 0.00 0.25 0.01 0.04 99.10 03:20:04 0 0.72 0.00 0.28 0.01 0.04 98.95 03:20:04 1 0.50 0.00 0.21 0.01 0.05 99.25 03:30:01 all 1.12 0.00 0.60 0.01 0.05 98.23 03:30:01 0 1.11 0.00 0.63 0.01 0.05 98.20 03:30:01 1 1.13 0.00 0.56 0.01 0.05 98.25 03:40:04 all 0.82 0.00 0.20 0.03 0.04 98.90 03:40:04 0 0.81 0.00 0.21 0.01 0.04 98.92 03:40:04 1 0.83 0.00 0.20 0.05 0.04 98.88 03:50:04 all 0.74 0.00 0.25 0.01 0.05 98.94 03:50:04 0 0.67 0.00 0.18 0.01 0.05 99.09 03:50:04 1 0.81 0.00 0.32 0.01 0.06 98.80 03:50:04 CPU %user %nice %system %iowait %steal %idle 04:00:01 all 0.46 0.00 0.27 0.01 0.07 99.20 04:00:01 0 0.47 0.00 0.29 0.01 0.07 99.17 04:00:01 1 0.45 0.00 0.25 0.02 0.07 99.23 Average: all 1.42 0.00 0.34 0.09 0.04 98.10 Average: 0 1.71 0.00 0.36 0.08 0.04 97.82 Average: 1 1.14 0.00 0.33 0.10 0.04 98.39