---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-20232 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 775 5113 4 2353 7165 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:eb:82:2d 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 7882sec preferred_lft 7882sec inet6 fe80::f816:3eff:feeb:822d/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-20232) 05/27/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:10 1.88 0.01 1.85 0.01 0.80 21.34 426.45 00:20:10 1.75 0.12 1.60 0.03 3.63 23.18 724.37 00:30:01 3.31 1.34 1.95 0.03 96.99 126.13 439.82 00:40:12 22.12 1.82 18.08 2.22 132.36 3259.62 1100.38 00:50:12 1.50 0.00 1.46 0.04 0.00 30.36 1.68 Average: 6.17 0.66 5.04 0.47 46.79 701.58 540.66 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:10 6110004 7502432 306432 3.77 53560 1535448 612948 6.68 469372 1308476 172 00:20:10 6138740 7493232 315496 3.88 53724 1497280 610716 6.65 468136 1270128 252 00:30:01 5933612 7387588 415764 5.11 61288 1584696 701816 7.64 587520 1352592 38428 00:40:12 5116972 7385444 371764 4.57 104792 2316304 708220 7.71 605564 2094620 408 00:50:12 5109168 7381980 375240 4.61 104904 2320516 719532 7.84 609092 2098960 340 Average: 5681699 7430135 356939 4.39 75654 1850849 670646 7.30 547937 1624955 7920 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:10 ens3 0.30 0.06 0.09 0.04 0.00 0.00 0.00 0.00 00:20:10 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:10 ens3 0.16 0.04 0.04 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 15.18 9.38 51.57 4.58 0.00 0.00 0.00 0.00 00:40:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:12 ens3 30.81 21.74 256.74 5.29 0.00 0.00 0.00 0.00 00:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:12 ens3 4.10 2.88 0.80 1.36 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 10.14 6.85 62.43 2.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-20232) 05/27/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:10 all 0.21 0.00 0.11 0.01 0.02 99.66 00:10:10 0 0.07 0.00 0.12 0.01 0.02 99.78 00:10:10 1 0.34 0.00 0.09 0.01 0.01 99.54 00:20:10 all 0.65 0.00 0.21 0.01 0.02 99.11 00:20:10 0 0.80 0.00 0.19 0.02 0.01 98.98 00:20:10 1 0.51 0.00 0.23 0.01 0.02 99.23 00:30:01 all 1.07 0.00 0.30 0.05 0.02 98.56 00:30:01 0 0.84 0.00 0.24 0.03 0.02 98.86 00:30:01 1 1.29 0.00 0.36 0.06 0.02 98.26 00:40:12 all 11.50 0.00 1.56 0.65 0.05 86.24 00:40:12 0 12.99 0.00 1.68 0.85 0.05 84.42 00:40:12 1 10.01 0.00 1.44 0.44 0.05 88.06 00:50:12 all 1.99 0.00 0.17 0.10 0.04 97.71 00:50:12 0 1.14 0.00 0.13 0.07 0.03 98.62 00:50:12 1 2.84 0.00 0.20 0.12 0.04 96.79 Average: all 3.11 0.00 0.47 0.17 0.03 96.22 Average: 0 3.20 0.00 0.48 0.20 0.03 96.09 Average: 1 3.02 0.00 0.47 0.13 0.03 96.35