---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53409 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 7.8G 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 738 5345 4 2146 7203 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:50:6a:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84126sec preferred_lft 84126sec inet6 fe80::f816:3eff:fe50:6a3e/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-53409) 03/27/26 _x86_64_ (2 CPU) 06:23:10 LINUX RESTART (2 CPU) 06:30:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 15.57 0.01 1.54 14.02 0.21 1015.75 111612.00 06:50:01 1.42 0.00 1.42 0.00 0.00 505.80 0.00 07:00:12 3.42 0.04 2.75 0.63 1.40 101.90 3077.93 Average: 6.66 0.02 1.91 4.72 0.55 531.66 36962.15 06:30:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 5344840 7425312 347120 4.27 84052 2161052 621856 6.77 574844 1930552 204 06:50:01 5344084 7425040 347368 4.27 84184 2161404 622000 6.77 574952 1931036 124 07:00:12 5531400 7427272 354072 4.35 85580 1982928 586844 6.39 565984 1753692 25956 Average: 5406775 7425875 349520 4.30 84605 2101795 610233 6.65 571927 1871760 8761 06:30:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:01 ens3 1.26 0.28 0.16 0.06 0.00 0.00 0.00 0.00 06:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:50:01 ens3 1.20 0.22 0.15 0.05 0.00 0.00 0.00 0.00 07:00:12 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 07:00:12 ens3 6.10 3.90 8.15 2.28 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 2.90 1.50 2.89 0.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53409) 03/27/26 _x86_64_ (2 CPU) 06:23:10 LINUX RESTART (2 CPU) 06:30:26 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 0.44 0.00 0.16 0.03 0.06 99.31 06:40:01 0 0.33 0.00 0.22 0.02 0.09 99.35 06:40:01 1 0.54 0.00 0.11 0.05 0.03 99.27 06:50:01 all 0.37 0.00 0.13 0.01 0.06 99.43 06:50:01 0 0.39 0.00 0.09 0.01 0.04 99.46 06:50:01 1 0.35 0.00 0.16 0.01 0.08 99.40 07:00:12 all 1.70 0.00 0.39 0.05 0.06 97.80 07:00:12 0 0.63 0.00 0.33 0.07 0.05 98.92 07:00:12 1 2.78 0.00 0.46 0.02 0.07 96.67 Average: all 0.85 0.00 0.23 0.03 0.06 98.83 Average: 0 0.46 0.00 0.22 0.03 0.06 99.24 Average: 1 1.24 0.00 0.25 0.03 0.06 98.42