---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-52907 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 762 5294 4 2174 7179 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:27:08:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84169sec preferred_lft 84169sec inet6 fe80::f816:3eff:fe27:8ad/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-52907) 03/26/26 _x86_64_ (2 CPU) 00:43:09 LINUX RESTART (2 CPU) 00:50:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:27 2.00 0.32 1.63 0.05 39.07 74.61 1.39 01:10:01 1.25 0.01 1.24 0.00 1.10 15.21 0.17 Average: 1.63 0.17 1.44 0.03 20.50 45.56 0.79 00:50:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:27 5274332 7382160 389328 4.79 84124 2188432 824444 8.98 590552 1946884 208 01:10:01 5280472 7389080 382644 4.71 84228 2189068 619888 6.75 585108 1947344 124 Average: 5277402 7385620 385986 4.75 84176 2188750 722166 7.87 587830 1947114 166 00:50:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:27 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:27 ens3 1.03 0.32 3.10 0.06 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.46 0.20 0.08 0.03 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.75 0.26 1.63 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-52907) 03/26/26 _x86_64_ (2 CPU) 00:43:09 LINUX RESTART (2 CPU) 00:50:27 CPU %user %nice %system %iowait %steal %idle 01:00:27 all 0.54 0.00 0.26 0.02 0.05 99.13 01:00:27 0 0.61 0.00 0.26 0.04 0.05 99.05 01:00:27 1 0.48 0.00 0.27 0.01 0.05 99.20 01:10:01 all 0.38 0.00 0.14 0.01 0.04 99.43 01:10:01 0 0.28 0.00 0.17 0.02 0.05 99.49 01:10:01 1 0.49 0.00 0.11 0.01 0.03 99.37 Average: all 0.46 0.00 0.20 0.02 0.04 99.27 Average: 0 0.45 0.00 0.21 0.03 0.05 99.27 Average: 1 0.48 0.00 0.19 0.01 0.04 99.28