---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9757 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 777 5206 4 2255 7164 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:d5:36:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82133sec preferred_lft 82133sec inet6 fe80::f816:3eff:fed5:365c/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-9757) 04/30/26 _x86_64_ (2 CPU) 00:42:07 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 1.44 0.01 1.41 0.03 0.05 17.72 656.13 01:10:00 15.90 13.80 2.02 0.08 183.16 100.21 55.67 01:20:01 1.16 0.00 1.15 0.00 0.01 14.37 0.36 01:30:01 1.44 0.00 1.42 0.02 0.00 17.77 216.57 01:40:01 1.60 0.37 1.23 0.00 14.55 34.34 0.00 01:50:01 21.45 2.65 16.55 2.25 213.08 3145.78 1125.52 Average: 7.16 2.80 3.96 0.40 68.48 555.14 342.26 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 6288416 7534900 285880 3.52 30684 1421472 521656 5.68 444028 1183484 124 01:10:00 6204148 7534212 277000 3.41 35064 1491964 520164 5.67 452668 1248672 124 01:20:01 6212160 7542740 268400 3.30 35240 1492296 520164 5.67 452848 1249180 152 01:30:01 6192304 7523408 287684 3.54 35416 1492620 520164 5.67 453072 1249680 124 01:40:01 6174596 7516696 294276 3.62 35652 1503276 531732 5.79 470144 1259168 152 01:50:01 5206328 7383420 379308 4.66 88644 2244116 655488 7.14 618496 2008720 360 Average: 6046325 7505896 298758 3.67 43450 1607624 544895 5.93 481876 1366484 173 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.75 0.07 0.10 0.03 0.00 0.00 0.00 0.00 01:10:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 1.08 0.21 17.97 0.05 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.50 0.08 0.29 0.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.34 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 7.30 3.89 12.65 2.11 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 105.45 74.02 299.86 16.39 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 19.24 13.06 55.17 3.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9757) 04/30/26 _x86_64_ (2 CPU) 00:42:07 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 0.25 0.00 0.19 0.01 0.03 99.52 01:00:00 0 0.34 0.00 0.17 0.02 0.03 99.45 01:00:00 1 0.16 0.00 0.21 0.01 0.03 99.60 01:10:00 all 0.36 0.18 0.17 0.18 0.03 99.07 01:10:00 0 0.32 0.35 0.24 0.36 0.04 98.69 01:10:00 1 0.40 0.00 0.11 0.01 0.03 99.45 01:20:01 all 0.27 0.00 0.08 0.01 0.03 99.62 01:20:01 0 0.16 0.00 0.08 0.00 0.04 99.72 01:20:01 1 0.37 0.00 0.08 0.01 0.02 99.51 01:30:01 all 0.25 0.00 0.17 0.01 0.04 99.53 01:30:01 0 0.26 0.00 0.15 0.00 0.04 99.54 01:30:01 1 0.24 0.00 0.19 0.02 0.03 99.52 01:40:01 all 0.43 0.00 0.09 0.01 0.04 99.43 01:40:01 0 0.26 0.00 0.11 0.01 0.04 99.58 01:40:01 1 0.61 0.00 0.07 0.02 0.03 99.27 01:50:01 all 13.44 0.00 1.95 0.51 0.06 84.04 01:50:01 0 11.74 0.00 1.85 0.52 0.06 85.83 01:50:01 1 15.14 0.00 2.05 0.50 0.07 82.25 Average: all 2.50 0.03 0.44 0.12 0.04 96.87 Average: 0 2.18 0.06 0.43 0.15 0.04 97.14 Average: 1 2.82 0.00 0.45 0.09 0.04 96.60