---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28790 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 7.9G 30G 21% / 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 783 5188 4 2262 7158 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:f5:08:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80475sec preferred_lft 80475sec inet6 fe80::f816:3eff:fef5:8d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28790) 06/20/26 _x86_64_ (2 CPU) 05:08:27 LINUX RESTART (2 CPU) 05:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:14 1.52 0.03 1.49 0.00 1.25 17.74 0.12 05:30:14 2.07 0.26 1.78 0.03 31.01 77.69 450.36 05:40:14 1.24 0.00 1.22 0.01 0.00 14.67 1.08 05:50:15 1.24 0.00 1.24 0.00 0.00 14.97 0.00 06:00:15 1.43 0.00 1.42 0.01 0.00 17.53 435.52 06:10:07 1.67 0.42 1.25 0.00 16.28 46.98 0.00 06:20:09 23.18 2.58 18.32 2.28 209.75 3379.36 798.03 06:30:16 1.48 0.01 1.45 0.01 0.09 18.01 0.49 06:40:15 14.82 0.00 1.34 13.48 0.15 16.18 106526.22 Average: 5.41 0.37 3.28 1.76 28.78 401.63 12018.94 05:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:14 6302132 7548656 272288 3.35 30540 1421672 520548 5.67 444104 1183092 132 05:30:14 6259116 7532652 287604 3.54 30932 1447900 718656 7.83 460516 1200948 168 05:40:14 6268284 7542372 277908 3.42 31144 1448232 718736 7.83 460728 1201492 192 05:50:15 6267928 7542484 277776 3.42 31288 1448556 718736 7.83 460876 1201952 184 06:00:15 6271284 7546380 273752 3.37 31464 1448888 718864 7.83 461192 1202468 132 06:10:07 6233160 7523636 296324 3.64 31768 1463784 737548 8.03 486788 1216016 344 06:20:09 5185000 7380772 386620 4.75 86856 2269128 844312 9.20 623372 2032656 128 06:30:16 5179816 7376092 391176 4.81 86976 2269508 844500 9.20 623640 2033156 160 06:40:15 5181660 7378484 388744 4.78 87128 2269904 844500 9.20 623724 2033676 176 Average: 5905376 7485725 316910 3.90 49788 1720841 740711 8.07 516104 1478384 180 05:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:14 ens3 1.82 0.10 0.26 0.06 0.00 0.00 0.00 0.00 05:30:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:30:14 ens3 1.20 0.51 3.26 0.09 0.00 0.00 0.00 0.00 05:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:14 ens3 0.37 0.08 0.10 0.04 0.00 0.00 0.00 0.00 05:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:15 ens3 0.48 0.03 0.85 0.01 0.00 0.00 0.00 0.00 06:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:15 ens3 0.36 0.20 0.08 0.62 0.00 0.00 0.00 0.00 06:10:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 06:10:07 ens3 11.47 5.12 20.34 2.63 0.00 0.00 0.00 0.00 06:20:09 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 06:20:09 ens3 60.17 39.71 293.60 8.42 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 1.10 0.26 0.19 0.07 0.00 0.00 0.00 0.00 06:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:15 ens3 0.54 0.26 0.15 0.07 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 8.62 5.15 35.51 1.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28790) 06/20/26 _x86_64_ (2 CPU) 05:08:27 LINUX RESTART (2 CPU) 05:10:14 CPU %user %nice %system %iowait %steal %idle 05:20:14 all 0.27 0.00 0.08 0.32 0.09 99.23 05:20:14 0 0.43 0.00 0.07 0.02 0.09 99.38 05:20:14 1 0.12 0.00 0.10 0.62 0.09 99.07 05:30:14 all 0.45 0.00 0.20 0.46 0.04 98.85 05:30:14 0 0.42 0.00 0.20 0.01 0.05 99.32 05:30:14 1 0.48 0.00 0.21 0.91 0.03 98.37 05:40:14 all 0.23 0.00 0.08 0.01 0.03 99.65 05:40:14 0 0.15 0.00 0.08 0.02 0.03 99.72 05:40:14 1 0.31 0.00 0.07 0.00 0.02 99.59 05:50:15 all 0.26 0.00 0.07 0.02 0.02 99.63 05:50:15 0 0.45 0.00 0.07 0.03 0.02 99.43 05:50:15 1 0.06 0.00 0.08 0.00 0.03 99.83 06:00:15 all 0.27 0.00 0.16 0.02 0.02 99.54 06:00:15 0 0.35 0.00 0.16 0.03 0.02 99.44 06:00:15 1 0.19 0.00 0.16 0.00 0.02 99.63 06:10:07 all 0.48 0.00 0.10 0.01 0.02 99.39 06:10:07 0 0.68 0.00 0.09 0.02 0.02 99.20 06:10:07 1 0.29 0.00 0.11 0.01 0.03 99.57 06:20:09 all 11.47 0.00 1.70 0.61 0.06 86.15 06:20:09 0 11.95 0.00 1.77 0.51 0.05 85.72 06:20:09 1 11.00 0.00 1.64 0.71 0.07 86.59 06:30:16 all 0.41 0.00 0.21 0.01 0.06 99.32 06:30:16 0 0.47 0.00 0.20 0.01 0.06 99.26 06:30:16 1 0.34 0.00 0.21 0.00 0.05 99.38 06:40:15 all 0.39 0.00 0.13 0.03 0.06 99.39 06:40:15 0 0.49 0.00 0.05 0.01 0.03 99.43 06:40:15 1 0.29 0.00 0.22 0.05 0.08 99.36 Average: all 1.58 0.00 0.30 0.16 0.04 97.90 Average: 0 1.71 0.00 0.30 0.07 0.04 97.87 Average: 1 1.46 0.00 0.31 0.26 0.05 97.93