---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8921 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: 5599.86 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 830 5088 4 2312 7111 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:6c:c5:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83455sec preferred_lft 83455sec inet6 fe80::f816:3eff:fe6c:c50d/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-8921) 04/28/26 _x86_64_ (2 CPU) 02:57:43 LINUX RESTART (2 CPU) 03:00:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:01 9.45 1.28 7.13 1.04 109.76 1182.96 636.65 03:20:01 1.30 0.01 1.29 0.01 0.07 107.03 0.44 03:30:01 2.03 0.32 1.68 0.03 39.21 130.69 0.53 03:40:01 1.34 0.01 1.30 0.03 1.05 28.92 396.35 Average: 3.45 0.39 2.79 0.27 36.59 351.79 253.58 03:00:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:01 5287120 7391712 380072 4.67 84084 2185104 681032 7.42 601180 1954324 712 03:20:01 5223228 7356012 415464 5.11 84264 2213052 715324 7.79 634832 1982452 936 03:30:01 5124032 7301856 468656 5.76 84544 2257176 902448 9.83 652552 2015836 196 03:40:01 5133056 7315528 455172 5.60 84776 2261524 691676 7.53 646976 2020112 280 Average: 5191859 7341277 429841 5.29 84417 2229214 747620 8.14 633885 1993181 531 03:00:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:01 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 03:10:01 ens3 93.18 71.60 58.17 12.80 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 13.46 13.67 12.82 1.13 0.00 0.00 0.00 0.00 03:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 13.60 13.35 11.16 1.19 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 23.91 23.70 4.81 1.67 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 35.30 30.05 21.27 4.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8921) 04/28/26 _x86_64_ (2 CPU) 02:57:43 LINUX RESTART (2 CPU) 03:00:31 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 7.65 0.00 1.33 0.13 0.04 90.86 03:10:01 0 8.58 0.00 1.46 0.12 0.04 89.80 03:10:01 1 6.72 0.00 1.19 0.13 0.05 91.91 03:20:01 all 4.20 0.00 0.61 0.03 0.07 95.09 03:20:01 0 5.27 0.00 0.73 0.01 0.06 93.93 03:20:01 1 3.12 0.00 0.49 0.06 0.07 96.26 03:30:01 all 3.62 0.00 0.61 0.02 0.07 95.68 03:30:01 0 4.84 0.00 0.71 0.01 0.08 94.36 03:30:01 1 2.40 0.00 0.51 0.03 0.07 96.99 03:40:01 all 1.62 0.00 0.34 0.00 0.07 97.97 03:40:01 0 1.06 0.00 0.24 0.00 0.06 98.64 03:40:01 1 2.19 0.00 0.43 0.01 0.08 97.29 Average: all 4.23 0.00 0.71 0.05 0.06 94.95 Average: 0 4.89 0.00 0.78 0.03 0.06 94.24 Average: 1 3.56 0.00 0.65 0.06 0.07 95.66