---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-4184 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 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 830 5135 4 2264 7110 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:cd:9b:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85094sec preferred_lft 85094sec inet6 fe80::f816:3eff:fecd:9b24/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4184) 04/18/26 _x86_64_ (2 CPU) 03:08:44 LINUX RESTART (2 CPU) 03:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:03 15.72 1.69 12.31 1.73 129.96 2448.96 506.43 03:30:03 5.18 0.09 3.92 1.17 6.67 556.33 2575.37 Average: 10.45 0.89 8.12 1.45 68.31 1502.65 1540.90 03:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:03 5300568 7394816 377180 4.64 83896 2175100 714900 7.79 606856 1944012 248 03:30:03 5243960 7262688 517992 6.37 86416 2105164 756084 8.24 750188 1874832 13492 Average: 5272264 7328752 447586 5.50 85156 2140132 735492 8.01 678522 1909422 6870 03:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:03 lo 1.22 1.22 0.08 0.08 0.00 0.00 0.00 0.00 03:20:03 ens3 116.63 93.72 159.87 14.62 0.00 0.00 0.00 0.00 03:30:03 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 03:30:03 ens3 108.11 103.86 43.91 30.30 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 112.37 98.79 101.89 22.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4184) 04/18/26 _x86_64_ (2 CPU) 03:08:44 LINUX RESTART (2 CPU) 03:10:03 CPU %user %nice %system %iowait %steal %idle 03:20:03 all 10.70 0.00 1.54 0.26 0.07 87.43 03:20:03 0 11.36 0.00 1.62 0.27 0.08 86.68 03:20:03 1 10.04 0.00 1.45 0.26 0.07 88.18 03:30:03 all 12.09 0.00 1.43 0.08 0.10 86.29 03:30:03 0 13.91 0.00 1.54 0.08 0.10 84.37 03:30:03 1 10.28 0.00 1.32 0.09 0.10 88.21 Average: all 11.40 0.00 1.48 0.17 0.09 86.86 Average: 0 12.64 0.00 1.58 0.17 0.09 85.52 Average: 1 10.16 0.00 1.39 0.18 0.09 88.19