---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2169 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 8.0G 30G 22% / 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 808 5049 4 2380 7133 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:8a:dc:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84460sec preferred_lft 84460sec inet6 fe80::f816:3eff:fe8a:dc9b/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-2169) 04/12/26 _x86_64_ (2 CPU) 00:14:39 LINUX RESTART (2 CPU) 00:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:02 1.68 0.01 1.65 0.02 1.13 19.79 667.21 00:40:01 22.04 3.01 16.78 2.25 227.02 3130.40 667.32 Average: 11.96 1.52 9.29 1.14 115.16 1589.99 667.27 00:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:02 6252064 7532244 287564 3.54 30868 1454572 529036 5.76 459332 1204252 316 00:40:01 5281072 7393908 377852 4.65 84396 2192568 639380 6.96 621344 1950692 252 Average: 5766568 7463076 332708 4.09 57632 1823570 584208 6.36 540338 1577472 284 00:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:02 ens3 0.89 0.08 0.13 0.06 0.00 0.00 0.00 0.00 00:40:01 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 44.04 28.29 295.81 7.60 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 22.67 14.32 149.39 3.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2169) 04/12/26 _x86_64_ (2 CPU) 00:14:39 LINUX RESTART (2 CPU) 00:20:15 CPU %user %nice %system %iowait %steal %idle 00:30:02 all 0.26 0.00 0.16 0.01 0.04 99.53 00:30:02 0 0.08 0.00 0.17 0.01 0.05 99.69 00:30:02 1 0.44 0.00 0.15 0.01 0.03 99.37 00:40:01 all 10.77 0.00 1.56 0.56 0.07 87.05 00:40:01 0 10.87 0.00 1.56 0.59 0.07 86.92 00:40:01 1 10.67 0.00 1.55 0.53 0.07 87.19 Average: all 5.56 0.00 0.86 0.29 0.05 93.23 Average: 0 5.52 0.00 0.87 0.30 0.06 93.25 Average: 1 5.60 0.00 0.86 0.27 0.05 93.22