---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31306 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 743 5220 4 2269 7198 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:b6:b7:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81821sec preferred_lft 81821sec inet6 fe80::f816:3eff:feb6:b7c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31306) 06/28/26 _x86_64_ (2 CPU) 01:41:52 LINUX RESTART (2 CPU) 01:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:19 1.65 0.01 1.62 0.02 1.11 19.48 436.47 02:10:19 1.42 0.00 1.41 0.00 0.00 16.60 0.09 02:20:19 1.33 0.00 1.33 0.00 0.01 15.15 217.77 02:30:19 1.73 0.03 1.70 0.01 2.15 19.91 435.73 02:40:19 14.04 0.00 1.49 12.55 0.15 16.60 109120.37 02:50:10 1.90 0.41 1.49 0.00 16.07 48.73 0.00 Average: 3.68 0.07 1.50 2.10 3.21 22.68 18415.01 01:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:19 6258148 7531900 288248 3.54 31012 1448044 535144 5.83 455912 1201148 124 02:10:19 6262700 7536984 283112 3.48 31196 1448384 590180 6.43 461020 1201668 124 02:20:19 6267060 7541832 278312 3.42 31356 1448700 535100 5.83 456076 1202148 200 02:30:19 6255836 7531928 288116 3.54 31548 1449796 535268 5.83 456976 1202748 40 02:40:19 6254828 7531464 288552 3.55 31716 1450172 535268 5.83 457096 1203256 204 02:50:10 6230532 7522212 297456 3.66 32020 1464844 552948 6.02 482772 1216712 212 Average: 6254851 7532720 287299 3.53 31475 1451657 547318 5.96 461642 1204613 151 01:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:19 ens3 0.59 0.08 0.09 0.03 0.00 0.00 0.00 0.00 02:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:19 ens3 0.39 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:19 ens3 0.29 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:19 ens3 0.22 0.07 0.05 0.02 0.00 0.00 0.00 0.00 02:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:19 ens3 0.32 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:10 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:10 ens3 10.09 5.40 20.31 3.02 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.96 0.94 3.40 0.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31306) 06/28/26 _x86_64_ (2 CPU) 01:41:52 LINUX RESTART (2 CPU) 01:50:19 CPU %user %nice %system %iowait %steal %idle 02:00:19 all 0.25 0.00 0.17 0.02 0.03 99.53 02:00:19 0 0.28 0.00 0.16 0.01 0.03 99.51 02:00:19 1 0.21 0.00 0.17 0.03 0.03 99.55 02:10:19 all 0.28 0.00 0.08 0.02 0.03 99.59 02:10:19 0 0.47 0.00 0.06 0.00 0.02 99.45 02:10:19 1 0.09 0.00 0.11 0.04 0.04 99.72 02:20:19 all 0.26 0.00 0.07 0.10 0.03 99.54 02:20:19 0 0.46 0.00 0.05 0.16 0.03 99.30 02:20:19 1 0.06 0.00 0.09 0.04 0.03 99.78 02:30:19 all 0.30 0.00 0.16 0.11 0.03 99.41 02:30:19 0 0.41 0.00 0.15 0.20 0.02 99.22 02:30:19 1 0.19 0.00 0.17 0.01 0.03 99.60 02:40:19 all 0.28 0.00 0.08 0.08 0.02 99.53 02:40:19 0 0.24 0.00 0.07 0.08 0.02 99.59 02:40:19 1 0.32 0.00 0.10 0.08 0.02 99.47 02:50:10 all 0.60 0.00 0.12 0.07 0.03 99.19 02:50:10 0 0.62 0.00 0.11 0.09 0.03 99.16 02:50:10 1 0.58 0.00 0.13 0.06 0.03 99.21 Average: all 0.33 0.00 0.11 0.07 0.03 99.46 Average: 0 0.41 0.00 0.10 0.09 0.02 99.37 Average: 1 0.24 0.00 0.13 0.04 0.03 99.56