---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1039 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 769 5290 4 2169 7172 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:ae:05:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84715sec preferred_lft 84715sec inet6 fe80::f816:3eff:feae:550/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1039) 04/07/26 _x86_64_ (2 CPU) 17:07:25 LINUX RESTART (2 CPU) 17:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:14 9.28 1.23 7.09 0.97 105.07 1072.83 383.79 17:30:08 1.47 0.01 1.44 0.02 0.05 18.08 0.48 Average: 5.39 0.62 4.28 0.50 52.82 548.03 193.07 17:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:14 5317472 7393996 378300 4.65 83932 2157192 649996 7.08 595688 1926840 160 17:30:08 5313740 7390804 381228 4.69 84112 2157552 650136 7.08 595816 1927380 124 Average: 5315606 7392400 379764 4.67 84022 2157372 650066 7.08 595752 1927110 142 17:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:14 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 17:20:14 ens3 25.84 17.80 38.66 4.96 0.00 0.00 0.00 0.00 17:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 17:30:08 ens3 0.60 0.17 0.09 0.03 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 13.28 9.03 19.46 2.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1039) 04/07/26 _x86_64_ (2 CPU) 17:07:25 LINUX RESTART (2 CPU) 17:10:13 CPU %user %nice %system %iowait %steal %idle 17:20:14 all 4.40 0.00 0.77 0.17 0.05 94.61 17:20:14 0 3.66 0.00 0.73 0.13 0.06 95.42 17:20:14 1 5.15 0.00 0.81 0.21 0.04 93.79 17:30:08 all 0.47 0.00 0.27 0.01 0.04 99.22 17:30:08 0 0.51 0.00 0.23 0.01 0.03 99.21 17:30:08 1 0.42 0.00 0.31 0.01 0.05 99.22 Average: all 2.45 0.00 0.52 0.09 0.04 96.90 Average: 0 2.09 0.00 0.48 0.07 0.05 97.31 Average: 1 2.80 0.00 0.56 0.11 0.04 96.49