---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-913 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 8.0G 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 760 5102 4 2375 7181 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:a6:e6:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83808sec preferred_lft 83808sec inet6 fe80::f816:3eff:fea6:e630/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-913) 04/07/26 _x86_64_ (2 CPU) 09:42:02 LINUX RESTART (2 CPU) 09:50:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:01 1.66 0.01 1.61 0.04 1.16 28.49 1.18 10:10:23 14.13 0.00 1.20 12.94 0.14 20.96 103105.70 10:20:23 1.29 0.00 1.29 0.00 0.01 17.80 0.00 Average: 5.86 0.01 1.36 4.50 0.42 22.30 35762.30 09:50:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:01 5274164 7383260 388840 4.78 84848 2188764 612304 6.67 597344 1947980 144 10:10:23 5273940 7385336 386680 4.75 85016 2190860 613524 6.68 598616 1950232 288 10:20:23 5273940 7386312 385676 4.74 85172 2191680 613656 6.68 598788 1951208 168 Average: 5274015 7384969 387065 4.76 85012 2190435 613161 6.68 598249 1949807 200 09:50:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 10:00:01 ens3 2.11 0.24 0.21 0.09 0.00 0.00 0.00 0.00 10:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 10:10:23 ens3 0.51 0.19 0.09 0.05 0.00 0.00 0.00 0.00 10:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 10:20:23 ens3 0.76 0.34 0.16 0.11 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 1.10 0.26 0.15 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-913) 04/07/26 _x86_64_ (2 CPU) 09:42:02 LINUX RESTART (2 CPU) 09:50:31 CPU %user %nice %system %iowait %steal %idle 10:00:01 all 1.17 0.00 0.21 0.01 0.07 98.53 10:00:01 0 1.14 0.00 0.23 0.02 0.08 98.54 10:00:01 1 1.20 0.00 0.20 0.00 0.07 98.53 10:10:23 all 1.06 0.00 0.12 0.03 0.07 98.73 10:10:23 0 0.92 0.00 0.12 0.04 0.05 98.87 10:10:23 1 1.19 0.00 0.12 0.02 0.09 98.58 10:20:23 all 0.88 0.00 0.12 0.13 0.07 98.81 10:20:23 0 0.61 0.00 0.09 0.24 0.05 99.02 10:20:23 1 1.14 0.00 0.14 0.03 0.09 98.60 Average: all 1.03 0.00 0.15 0.06 0.07 98.69 Average: 0 0.89 0.00 0.14 0.10 0.06 98.81 Average: 1 1.18 0.00 0.15 0.02 0.08 98.57