---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30328 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 741 4887 4 2609 7200 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:1e:80:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79145sec preferred_lft 79145sec inet6 fe80::f816:3eff:fe1e:802a/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-30328) 06/25/26 _x86_64_ (2 CPU) 00:40:35 LINUX RESTART (2 CPU) 00:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.36 0.01 1.33 0.03 0.05 16.63 446.41 01:10:14 1.22 0.00 1.20 0.02 0.00 14.99 1.18 01:20:14 1.17 0.00 1.15 0.02 0.01 14.20 1.20 01:30:01 14.80 0.27 1.67 12.86 32.89 78.53 112008.38 01:40:14 1.24 0.00 1.23 0.02 0.00 14.97 1.29 01:50:09 23.89 3.03 18.58 2.29 229.29 3451.18 664.37 02:00:01 1.49 0.00 1.47 0.02 0.00 18.79 0.23 02:10:14 1.24 0.00 1.23 0.00 0.00 103.22 0.08 02:20:14 1.69 0.00 1.66 0.03 0.00 350.63 0.60 02:30:01 1.57 0.00 1.55 0.02 0.00 130.04 0.41 02:40:00 1.30 0.00 1.30 0.00 0.00 16.71 0.00 Average: 4.60 0.30 2.93 1.37 23.66 380.87 10081.04 00:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6311196 7557684 262536 3.23 30728 1421644 520624 5.67 442988 1183604 240 01:10:14 6310244 7557272 262936 3.23 30944 1421972 520856 5.67 443276 1184136 176 01:20:14 6294144 7541724 278484 3.42 31156 1422296 521764 5.68 440200 1184684 160 01:30:01 6282452 7557524 262108 3.22 31584 1448964 521852 5.68 449256 1202676 244 01:40:14 6281384 7557120 262536 3.23 31788 1449416 521916 5.68 449724 1203204 128 01:50:09 4980776 7177672 589248 7.25 86992 2270248 814312 8.87 778492 2033680 228 02:00:01 5044424 7241856 524956 6.46 87116 2270656 769892 8.39 733100 2034212 284 02:10:14 5005184 7230176 536600 6.60 87276 2298068 822988 8.96 770288 2061776 240 02:20:14 4809748 7147204 617800 7.60 87456 2408912 900164 9.80 847992 2172776 11236 02:30:01 4742032 7102060 662480 8.15 87636 2430956 914724 9.96 862372 2194904 140 02:40:00 5286212 7467132 306200 3.77 87772 2259592 545704 5.94 536604 2023676 9764 Average: 5577072 7376129 415080 5.10 61859 1918429 670436 7.30 614027 1679939 2076 00:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.58 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:14 ens3 0.86 0.05 5.94 0.03 0.00 0.00 0.00 0.00 01:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:14 ens3 0.85 0.09 1.18 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.56 0.24 3.28 0.05 0.00 0.00 0.00 0.00 01:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:14 ens3 0.50 0.26 0.11 0.60 0.00 0.00 0.00 0.00 01:50:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:09 ens3 90.06 64.26 770.53 12.17 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 32.03 29.35 487.04 1.95 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 80.76 76.19 1249.67 4.99 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 27.77 25.74 424.42 1.72 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 27.28 25.83 418.36 1.71 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 18.84 17.36 264.71 1.39 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 25.51 21.83 330.71 2.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30328) 06/25/26 _x86_64_ (2 CPU) 00:40:35 LINUX RESTART (2 CPU) 00:50:14 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.31 0.00 0.17 0.01 0.03 99.47 01:00:01 0 0.10 0.00 0.20 0.01 0.05 99.64 01:00:01 1 0.52 0.00 0.14 0.01 0.02 99.30 01:10:14 all 0.26 0.00 0.07 0.01 0.03 99.63 01:10:14 0 0.05 0.00 0.08 0.00 0.03 99.83 01:10:14 1 0.46 0.00 0.06 0.01 0.03 99.43 01:20:14 all 0.28 0.00 0.07 0.01 0.03 99.60 01:20:14 0 0.11 0.00 0.09 0.02 0.04 99.75 01:20:14 1 0.45 0.00 0.06 0.00 0.03 99.46 01:30:01 all 0.40 0.00 0.19 0.04 0.04 99.33 01:30:01 0 0.22 0.00 0.20 0.05 0.04 99.50 01:30:01 1 0.58 0.00 0.19 0.04 0.04 99.16 01:40:14 all 0.25 0.00 0.07 0.01 0.04 99.64 01:40:14 0 0.43 0.00 0.05 0.01 0.02 99.48 01:40:14 1 0.06 0.00 0.09 0.00 0.05 99.80 01:50:09 all 11.93 0.00 1.81 0.55 0.08 85.63 01:50:09 0 11.69 0.00 1.83 0.45 0.09 85.95 01:50:09 1 12.17 0.00 1.79 0.66 0.06 85.32 02:00:01 all 0.62 0.00 0.35 0.01 0.08 98.94 02:00:01 0 0.66 0.00 0.41 0.01 0.09 98.83 02:00:01 1 0.58 0.00 0.30 0.00 0.07 99.05 02:10:14 all 1.12 0.00 0.61 0.01 0.08 98.18 02:10:14 0 1.15 0.00 0.63 0.01 0.07 98.14 02:10:14 1 1.09 0.00 0.60 0.01 0.09 98.21 02:20:14 all 0.81 0.00 0.24 0.03 0.07 98.85 02:20:14 0 0.75 0.00 0.23 0.03 0.07 98.92 02:20:14 1 0.87 0.00 0.25 0.02 0.07 98.79 02:30:01 all 0.70 0.00 0.34 0.01 0.06 98.89 02:30:01 0 0.79 0.00 0.39 0.01 0.05 98.76 02:30:01 1 0.60 0.00 0.29 0.01 0.07 99.03 02:40:00 all 1.28 0.00 0.28 0.01 0.06 98.37 02:40:00 0 1.97 0.00 0.24 0.00 0.04 97.75 02:40:00 1 0.60 0.00 0.32 0.01 0.08 99.00 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.63 0.00 0.38 0.06 0.05 97.88 Average: 0 1.62 0.00 0.39 0.05 0.05 97.88 Average: 1 1.63 0.00 0.37 0.07 0.06 97.88