---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8217 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: 5599.86 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 815 5106 4 2309 7126 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:0c:51:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84241sec preferred_lft 84241sec inet6 fe80::f816:3eff:fe0c:51e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8217) 03/23/26 _x86_64_ (2 CPU) 03:04:29 LINUX RESTART (2 CPU) 03:10:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:37 1.47 0.02 1.42 0.02 0.74 138.58 1.33 03:30:25 1.55 0.00 1.49 0.06 0.00 101.70 1.46 Average: 1.51 0.01 1.46 0.04 0.38 120.38 1.39 03:10:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:37 5261600 7370220 402120 4.94 84004 2189368 720288 7.85 630900 1958840 316 03:30:25 5228288 7361748 410112 5.04 84200 2213664 721132 7.85 631864 1983336 200 Average: 5244944 7365984 406116 4.99 84102 2201516 720710 7.85 631382 1971088 258 03:10:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:37 ens3 30.01 27.30 18.39 2.99 0.00 0.00 0.00 0.00 03:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:25 ens3 57.50 56.17 27.72 5.68 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 43.58 41.55 23.00 4.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8217) 03/23/26 _x86_64_ (2 CPU) 03:04:29 LINUX RESTART (2 CPU) 03:10:35 CPU %user %nice %system %iowait %steal %idle 03:20:37 all 6.57 0.00 0.63 0.01 0.06 92.72 03:20:37 0 4.85 0.00 0.69 0.01 0.06 94.39 03:20:37 1 8.29 0.00 0.58 0.01 0.07 91.06 03:30:25 all 5.60 0.00 0.73 0.01 0.07 93.59 03:30:25 0 7.54 0.00 0.86 0.00 0.07 91.53 03:30:25 1 3.67 0.00 0.61 0.01 0.07 95.64 Average: all 6.09 0.00 0.68 0.01 0.07 93.15 Average: 0 6.17 0.00 0.77 0.01 0.06 92.99 Average: 1 6.01 0.00 0.59 0.01 0.07 93.32