---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23556 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 742 5152 4 2338 7199 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:3c:aa:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84953sec preferred_lft 84953sec inet6 fe80::f816:3eff:fe3c:aa99/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23556) 06/04/26 _x86_64_ (2 CPU) 01:48:05 LINUX RESTART (2 CPU) 01:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:00 14.37 1.63 11.08 1.67 124.82 2260.64 478.79 02:10:30 1.46 0.25 1.19 0.02 30.22 133.74 0.63 Average: 7.71 0.92 5.98 0.82 76.05 1164.14 232.28 01:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:00 5222872 7411576 356756 4.39 85524 2264132 694192 7.56 592372 2028004 424 02:10:30 5222072 7462172 305476 3.76 85828 2314864 767436 8.36 552884 2069940 4536 Average: 5222472 7436874 331116 4.07 85676 2289498 730814 7.96 572628 2048972 2480 01:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:00 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 02:00:00 ens3 90.04 70.85 120.93 11.94 0.00 0.00 0.00 0.00 02:10:30 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:30 ens3 66.18 64.33 18.72 5.33 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 77.74 67.49 68.23 8.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23556) 06/04/26 _x86_64_ (2 CPU) 01:48:05 LINUX RESTART (2 CPU) 01:50:08 CPU %user %nice %system %iowait %steal %idle 02:00:00 all 10.49 0.00 1.69 0.24 0.06 87.53 02:00:00 0 8.18 0.00 1.62 0.26 0.06 89.87 02:00:00 1 12.79 0.00 1.76 0.21 0.06 85.18 02:10:30 all 7.89 0.00 1.08 0.02 0.08 90.94 02:10:30 0 9.01 0.00 1.10 0.01 0.09 89.80 02:10:30 1 6.76 0.00 1.05 0.04 0.07 92.08 Average: all 9.15 0.00 1.37 0.13 0.07 89.28 Average: 0 8.61 0.00 1.35 0.13 0.07 89.83 Average: 1 9.69 0.00 1.39 0.12 0.07 88.73