---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22942 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 781 4999 4 2461 7160 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:99:f2:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83608sec preferred_lft 83608sec inet6 fe80::f816:3eff:fe99:f21d/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-22942) 06/03/26 _x86_64_ (2 CPU) 00:41:57 LINUX RESTART (2 CPU) 00:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.64 0.01 1.60 0.03 0.06 36.26 1.35 01:10:19 1.26 0.00 1.24 0.02 0.00 22.92 1.16 01:20:19 1.27 0.00 1.25 0.02 0.01 16.24 1.09 Average: 1.39 0.00 1.36 0.02 0.02 25.00 1.20 00:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 5216316 7408392 358860 4.41 85840 2267240 621436 6.77 598456 2029144 204 01:10:19 5210520 7405480 361804 4.45 86032 2269908 624864 6.81 601776 2032032 156 01:20:19 5207156 7402928 364388 4.48 86200 2270552 625012 6.81 602392 2032844 140 Average: 5211331 7405600 361684 4.45 86024 2269233 623771 6.79 600875 2031340 167 00:50:19 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 0.87 0.23 0.14 0.08 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 0.66 0.28 0.13 0.09 0.00 0.00 0.00 0.00 01:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:19 ens3 0.71 0.20 0.16 0.09 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 0.75 0.24 0.14 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22942) 06/03/26 _x86_64_ (2 CPU) 00:41:57 LINUX RESTART (2 CPU) 00:50:19 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 1.19 0.00 0.25 0.02 0.03 98.51 01:00:01 0 1.24 0.00 0.26 0.02 0.03 98.45 01:00:01 1 1.13 0.00 0.24 0.03 0.03 98.57 01:10:19 all 1.21 0.00 0.13 0.04 0.03 98.59 01:10:19 0 1.40 0.00 0.14 0.01 0.03 98.41 01:10:19 1 1.03 0.00 0.12 0.07 0.03 98.77 01:20:19 all 0.85 0.00 0.13 0.02 0.03 98.98 01:20:19 0 0.62 0.00 0.09 0.03 0.02 99.24 01:20:19 1 1.07 0.00 0.16 0.01 0.04 98.72 Average: all 1.08 0.00 0.17 0.03 0.03 98.70 Average: 0 1.09 0.00 0.16 0.02 0.03 98.70 Average: 1 1.08 0.00 0.17 0.03 0.03 98.69