---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5722 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 793 5170 4 2274 7148 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:c6:86:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 8574sec preferred_lft 8574sec inet6 fe80::f816:3eff:fec6:866c/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-5722) 04/22/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.69 0.01 1.66 0.01 0.81 20.21 0.21 00:20:15 1.72 0.10 1.58 0.03 2.98 22.62 147.43 00:30:01 1.64 0.00 1.63 0.02 0.00 18.33 0.27 00:40:01 12.98 1.74 10.37 0.87 115.42 1471.35 199.20 00:50:15 11.75 1.23 9.20 1.32 108.18 1659.95 291.93 Average: 5.98 0.62 4.91 0.45 45.77 643.08 129.22 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6122832 7520196 288784 3.55 54328 1538952 541896 5.90 475904 1308568 240 00:20:15 6139480 7499092 309844 3.81 54468 1501016 539104 5.87 474424 1270556 204 00:30:01 6134992 7495048 313880 3.86 54608 1501312 540320 5.89 475488 1270992 240 00:40:01 5417388 7342088 432624 5.32 89652 2001752 651544 7.10 611676 1790552 164148 00:50:15 5178756 7371912 389380 4.79 103860 2244640 670120 7.30 635516 2018328 232 Average: 5798690 7445667 346902 4.27 71383 1757534 588597 6.41 534602 1531799 33013 00:00:01 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 0.08 0.03 0.00 0.00 0.00 0.00 00:20:15 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:15 ens3 0.20 0.08 0.06 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.92 0.55 0.21 1.77 0.00 0.00 0.00 0.00 00:40:01 lo 1.13 1.13 0.07 0.07 0.00 0.00 0.00 0.00 00:40:01 ens3 34.49 22.87 259.73 5.88 0.00 0.00 0.00 0.00 00:50:15 lo 1.15 1.15 0.08 0.08 0.00 0.00 0.00 0.00 00:50:15 ens3 78.91 56.46 49.23 12.76 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 23.20 16.18 61.80 4.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5722) 04/22/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.10 0.01 0.04 99.60 00:10:01 0 0.44 0.00 0.09 0.01 0.03 99.44 00:10:01 1 0.07 0.00 0.12 0.01 0.05 99.76 00:20:15 all 0.63 0.00 0.22 0.01 0.03 99.10 00:20:15 0 0.39 0.00 0.23 0.00 0.04 99.34 00:20:15 1 0.88 0.00 0.21 0.03 0.03 98.86 00:30:01 all 0.21 0.00 0.15 0.01 0.03 99.60 00:30:01 0 0.30 0.00 0.14 0.01 0.03 99.52 00:30:01 1 0.12 0.00 0.16 0.01 0.03 99.68 00:40:01 all 5.31 0.00 0.80 0.28 0.04 93.57 00:40:01 0 6.61 0.00 0.78 0.39 0.03 92.19 00:40:01 1 4.01 0.00 0.82 0.17 0.05 94.95 00:50:15 all 8.74 0.00 1.20 0.20 0.06 89.80 00:50:15 0 14.09 0.00 1.62 0.27 0.06 83.96 00:50:15 1 3.38 0.00 0.78 0.14 0.05 95.64 Average: all 3.06 0.00 0.50 0.10 0.04 96.30 Average: 0 4.41 0.00 0.58 0.14 0.04 94.84 Average: 1 1.70 0.00 0.42 0.07 0.04 97.77