---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6231 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 734 5328 4 2167 7207 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:c4:85:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84327sec preferred_lft 84327sec inet6 fe80::f816:3eff:fec4:85c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6231) 03/20/26 _x86_64_ (2 CPU) 04:32:22 LINUX RESTART (2 CPU) 04:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:11 1.23 0.01 1.21 0.01 0.05 14.80 0.95 05:00:12 1.48 0.00 1.47 0.02 0.00 17.40 0.23 Average: 1.35 0.00 1.34 0.01 0.03 16.09 0.59 04:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:11 5316176 7417880 353796 4.35 84276 2181720 641100 6.98 589356 1939668 152 05:00:12 5310140 7412352 359200 4.42 84416 2182084 641228 6.98 589500 1940172 124 Average: 5313158 7415116 356498 4.38 84346 2181902 641164 6.98 589428 1939920 138 04:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:11 ens3 0.96 0.27 0.14 0.05 0.00 0.00 0.00 0.00 05:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:12 ens3 0.68 0.29 0.12 0.06 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.82 0.28 0.13 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6231) 03/20/26 _x86_64_ (2 CPU) 04:32:22 LINUX RESTART (2 CPU) 04:40:02 CPU %user %nice %system %iowait %steal %idle 04:50:11 all 0.34 0.00 0.14 0.01 0.08 99.43 04:50:11 0 0.37 0.00 0.10 0.01 0.07 99.45 04:50:11 1 0.32 0.00 0.18 0.01 0.10 99.40 05:00:12 all 0.39 0.00 0.20 0.01 0.08 99.32 05:00:12 0 0.30 0.00 0.26 0.01 0.13 99.31 05:00:12 1 0.47 0.00 0.15 0.01 0.04 99.33 Average: all 0.36 0.00 0.17 0.01 0.08 99.37 Average: 0 0.34 0.00 0.18 0.01 0.10 99.38 Average: 1 0.39 0.00 0.16 0.01 0.07 99.37