---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26377 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 759 5127 4 2355 7182 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:4f:b2:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 8176sec preferred_lft 8176sec inet6 fe80::f816:3eff:fe4f:b2e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26377) 06/11/26 _x86_64_ (2 CPU) 00:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.79 0.02 1.76 0.02 0.83 21.27 0.23 00:20:00 1.87 0.11 1.74 0.02 3.06 24.37 501.54 00:30:10 1.61 0.00 1.60 0.01 0.00 18.16 0.22 00:40:01 25.34 3.07 19.61 2.66 230.30 3527.69 2162.32 Average: 7.59 0.79 6.13 0.67 57.92 888.31 660.45 00:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6111064 7514548 294320 3.62 56476 1542884 538860 5.87 472748 1315664 392 00:20:00 6128908 7494012 314740 3.87 56628 1504288 536676 5.85 471352 1277004 124 00:30:10 6145648 7511364 297368 3.66 56732 1504780 536676 5.85 471504 1277472 272 00:40:01 5277996 7378380 387708 4.77 107428 2152676 635736 6.92 626564 1930676 14868 Average: 5915904 7474576 323534 3.98 69316 1676157 561987 6.12 510542 1450204 3914 00:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.22 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.15 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:10 ens3 0.53 0.15 0.17 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 70.51 48.75 331.44 13.58 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 17.66 12.12 82.03 3.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26377) 06/11/26 _x86_64_ (2 CPU) 00:00:10 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.09 0.01 0.02 99.61 00:10:01 0 0.44 0.00 0.07 0.01 0.01 99.48 00:10:01 1 0.11 0.00 0.12 0.01 0.02 99.75 00:20:00 all 0.64 0.00 0.20 0.01 0.02 99.13 00:20:00 0 0.49 0.00 0.20 0.01 0.02 99.28 00:20:00 1 0.78 0.00 0.20 0.01 0.01 98.99 00:30:10 all 0.29 0.00 0.17 0.01 0.01 99.51 00:30:10 0 0.08 0.00 0.20 0.01 0.02 99.69 00:30:10 1 0.50 0.00 0.15 0.01 0.01 99.33 00:40:01 all 12.50 0.00 1.82 0.44 0.05 85.19 00:40:01 0 9.28 0.00 1.56 0.55 0.04 88.57 00:40:01 1 15.73 0.00 2.08 0.34 0.05 81.80 Average: all 3.39 0.00 0.57 0.12 0.02 95.90 Average: 0 2.54 0.00 0.50 0.14 0.02 96.79 Average: 1 4.23 0.00 0.63 0.09 0.02 95.02