---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10195 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 8.2G 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 751 4952 4 2530 7190 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:5e:64:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82790sec preferred_lft 82790sec inet6 fe80::f816:3eff:fe5e:64c5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10195) 05/02/26 _x86_64_ (2 CPU) 00:39:01 LINUX RESTART (2 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:47 18.16 1.56 14.57 2.03 121.78 2767.42 560.17 01:00:01 16.10 0.01 1.49 14.60 0.22 18.91 115743.24 01:10:47 1.28 0.00 1.26 0.03 0.00 147.25 2.03 01:20:07 1.53 0.00 1.52 0.00 0.01 443.67 0.24 01:30:01 2.03 0.26 1.75 0.02 32.34 78.17 0.46 Average: 7.84 0.39 4.31 3.14 32.62 728.35 21498.29 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:47 5143724 7230888 540676 6.65 84024 2167724 774284 8.43 721028 1937208 144 01:00:01 5191408 7279144 492172 6.05 84208 2168144 725116 7.90 671276 1937780 140 01:10:47 5168872 7299944 471308 5.80 84368 2211212 744828 8.11 674612 1981012 124 01:20:07 4882368 7135272 633952 7.80 84488 2331292 913176 9.95 842864 2101168 224 01:30:01 4824764 7104684 664048 8.17 84756 2357660 908312 9.89 847488 2118772 136 Average: 5042227 7209986 560431 6.89 84369 2247206 813143 8.86 751454 2015188 154 00:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:47 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 00:50:47 ens3 58.82 46.55 538.16 7.56 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 29.86 29.14 495.15 1.94 0.00 0.00 0.00 0.00 01:10:47 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:47 ens3 69.51 67.08 1173.12 4.42 0.00 0.00 0.00 0.00 01:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:07 ens3 27.44 26.21 439.24 1.83 0.00 0.00 0.00 0.00 01:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 21.66 20.68 352.30 1.40 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 42.55 38.83 611.73 3.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10195) 05/02/26 _x86_64_ (2 CPU) 00:39:01 LINUX RESTART (2 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:47 all 8.43 0.00 1.45 0.35 0.07 89.70 00:50:47 0 11.53 0.00 1.74 0.37 0.07 86.29 00:50:47 1 5.32 0.00 1.16 0.33 0.07 93.11 01:00:01 all 0.64 0.00 0.37 0.04 0.06 98.89 01:00:01 0 0.65 0.00 0.52 0.01 0.09 98.73 01:00:01 1 0.63 0.00 0.22 0.07 0.03 99.05 01:10:47 all 1.05 0.00 0.54 0.01 0.07 98.34 01:10:47 0 0.96 0.00 0.46 0.00 0.05 98.53 01:10:47 1 1.14 0.00 0.62 0.01 0.08 98.16 01:20:07 all 0.80 0.00 0.21 0.01 0.06 98.91 01:20:07 0 0.66 0.00 0.22 0.02 0.07 99.03 01:20:07 1 0.93 0.00 0.21 0.01 0.06 98.79 01:30:01 all 0.74 0.00 0.34 0.02 0.06 98.84 01:30:01 0 0.97 0.00 0.43 0.03 0.07 98.51 01:30:01 1 0.50 0.00 0.25 0.01 0.06 99.18 Average: all 2.45 0.00 0.60 0.09 0.06 96.79 Average: 0 3.12 0.00 0.69 0.09 0.07 96.02 Average: 1 1.78 0.00 0.51 0.09 0.06 97.56