---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22089 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 758 5150 4 2325 7183 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:56:75:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85024sec preferred_lft 85024sec inet6 fe80::f816:3eff:fe56:7568/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22089) 06/01/26 _x86_64_ (2 CPU) 01:47:16 LINUX RESTART (2 CPU) 01:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:04 11.81 1.52 8.94 1.34 142.47 1274.68 864.95 02:10:01 6.64 0.10 4.86 1.68 6.74 449.30 1636.84 Average: 9.23 0.81 6.91 1.51 74.79 863.13 1249.83 01:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:04 5191196 7399604 367604 4.52 85580 2283800 667952 7.28 598044 2045628 2372 02:10:01 5299128 7380328 395860 4.87 88884 2161632 683732 7.45 627912 1924988 29120 Average: 5245162 7389966 381732 4.69 87232 2222716 675842 7.36 612978 1985308 15746 01:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:04 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 02:00:04 ens3 109.70 96.21 63.42 14.91 0.00 0.00 0.00 0.00 02:10:01 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 71.57 67.65 30.47 15.96 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 90.68 81.97 46.99 15.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22089) 06/01/26 _x86_64_ (2 CPU) 01:47:16 LINUX RESTART (2 CPU) 01:50:04 CPU %user %nice %system %iowait %steal %idle 02:00:04 all 10.31 0.00 1.73 0.23 0.06 87.66 02:00:04 0 10.76 0.00 1.60 0.24 0.07 87.33 02:00:04 1 9.87 0.00 1.86 0.21 0.06 88.00 02:10:01 all 11.19 0.00 1.35 0.14 0.08 87.24 02:10:01 0 10.37 0.00 1.15 0.22 0.08 88.18 02:10:01 1 12.02 0.00 1.55 0.07 0.07 86.29 Average: all 10.75 0.00 1.54 0.19 0.07 87.45 Average: 0 10.57 0.00 1.38 0.23 0.07 87.75 Average: 1 10.93 0.00 1.71 0.14 0.07 87.15