---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19389 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 771 5199 4 2261 7169 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:92:d3:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85061sec preferred_lft 85061sec inet6 fe80::f816:3eff:fe92:d364/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19389) 05/23/26 _x86_64_ (2 CPU) 23:28:35 LINUX RESTART (2 CPU) 23:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:40:05 17.19 1.81 13.61 1.77 132.80 3002.32 377.33 23:50:01 3.89 0.31 2.92 0.65 32.74 191.76 1586.91 Average: 10.58 1.07 8.30 1.21 83.08 1605.97 978.27 23:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:40:05 5229792 7395696 372352 4.58 86176 2241048 647944 7.06 590900 2010888 228 23:50:01 5356200 7365844 410716 5.05 87760 2091084 838660 9.13 640700 1853596 22564 Average: 5292996 7380770 391534 4.81 86968 2166066 743302 8.10 615800 1932242 11396 23:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:40:05 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 23:40:05 ens3 71.16 49.76 155.95 11.74 0.00 0.00 0.00 0.00 23:50:01 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 23:50:01 ens3 18.97 15.83 18.36 4.50 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 45.23 32.90 87.59 8.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19389) 05/23/26 _x86_64_ (2 CPU) 23:28:35 LINUX RESTART (2 CPU) 23:30:01 CPU %user %nice %system %iowait %steal %idle 23:40:05 all 10.67 0.00 1.57 0.38 0.06 87.32 23:40:05 0 10.79 0.00 1.59 0.37 0.06 87.18 23:40:05 1 10.55 0.00 1.54 0.39 0.06 87.46 23:50:01 all 5.41 0.00 0.63 0.06 0.07 93.83 23:50:01 0 7.98 0.00 0.78 0.04 0.07 91.12 23:50:01 1 2.89 0.00 0.48 0.07 0.07 96.48 Average: all 8.06 0.00 1.10 0.22 0.07 90.55 Average: 0 9.40 0.00 1.19 0.21 0.07 89.13 Average: 1 6.73 0.00 1.01 0.23 0.07 91.96