---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10590 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 22% / 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 845 5073 4 2312 7096 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:48:78:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83381sec preferred_lft 83381sec inet6 fe80::f816:3eff:fe48:78ed/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-10590) 05/03/26 _x86_64_ (2 CPU) 02:47:46 LINUX RESTART (2 CPU) 02:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:01 27.41 1.62 10.72 15.07 124.80 1747.28 108902.39 03:10:10 1.37 0.01 1.36 0.01 0.05 111.85 0.38 03:20:10 1.38 0.01 1.37 0.00 0.21 84.08 0.03 03:30:00 2.14 0.26 1.84 0.03 32.57 85.36 0.62 Average: 8.00 0.47 3.80 3.74 38.98 502.89 26939.25 02:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:01 5304936 7405728 366200 4.50 84044 2181360 673124 7.33 586608 1950012 1208 03:10:10 5236312 7366364 405300 4.98 84236 2210400 713988 7.78 627088 1979236 884 03:20:10 5211780 7362408 408992 5.03 84392 2230496 689168 7.51 627324 1999540 132 03:30:00 5158976 7340312 430404 5.29 84720 2260452 689232 7.51 636472 2020744 1928 Average: 5228001 7368703 402724 4.95 84348 2220677 691378 7.53 619373 1987383 1038 02:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 03:00:01 ens3 100.93 84.54 55.70 13.79 0.00 0.00 0.00 0.00 03:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:10 ens3 14.24 14.34 13.11 1.17 0.00 0.00 0.00 0.00 03:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:10 ens3 14.86 13.68 12.75 1.19 0.00 0.00 0.00 0.00 03:30:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:30:00 ens3 25.55 25.35 8.10 1.80 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 38.63 34.26 22.32 4.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10590) 05/03/26 _x86_64_ (2 CPU) 02:47:46 LINUX RESTART (2 CPU) 02:50:10 CPU %user %nice %system %iowait %steal %idle 03:00:01 all 8.15 0.00 1.53 0.97 0.05 89.30 03:00:01 0 8.39 0.00 1.50 1.55 0.05 88.50 03:00:01 1 7.91 0.00 1.56 0.38 0.05 90.09 03:10:10 all 4.20 0.00 0.54 0.05 0.06 95.14 03:10:10 0 6.56 0.00 0.69 0.04 0.07 92.63 03:10:10 1 1.84 0.00 0.39 0.06 0.05 97.65 03:20:10 all 4.01 0.00 0.54 0.06 0.06 95.34 03:20:10 0 3.82 0.00 0.59 0.04 0.06 95.49 03:20:10 1 4.19 0.00 0.48 0.08 0.06 95.19 03:30:00 all 1.86 0.00 0.48 0.08 0.06 97.52 03:30:00 0 2.10 0.00 0.50 0.07 0.07 97.26 03:30:00 1 1.63 0.00 0.47 0.08 0.05 97.77 Average: all 4.55 0.00 0.77 0.29 0.06 94.33 Average: 0 5.23 0.00 0.82 0.42 0.06 93.47 Average: 1 3.88 0.00 0.72 0.15 0.05 95.20