---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65931 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 853 5077 4 2299 7088 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:4c:1d:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83433sec preferred_lft 83433sec inet6 fe80::f816:3eff:fe4c:1d22/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-65931) 04/02/26 _x86_64_ (2 CPU) 03:03:34 LINUX RESTART (2 CPU) 03:10:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:01 1.48 0.01 1.45 0.02 0.57 112.40 1.09 03:30:29 2.03 0.30 1.68 0.04 37.31 157.12 0.80 03:40:18 1.32 0.01 1.29 0.03 0.20 32.31 0.43 03:50:29 1.29 0.00 1.26 0.03 0.00 22.71 0.42 Average: 1.53 0.08 1.42 0.03 9.94 81.60 0.68 03:10:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:01 5262184 7367084 405044 4.98 83984 2185788 715276 7.79 624784 1954108 928 03:30:29 5184540 7344012 426932 5.25 84308 2239380 919604 10.02 649304 1996960 172 03:40:18 5189124 7353948 416984 5.13 84540 2244428 893704 9.73 647776 2002240 124 03:50:29 5188648 7355972 414920 5.10 84744 2246692 891128 9.71 645284 2004708 136 Average: 5206124 7355254 415970 5.11 84394 2229072 854928 9.31 641787 1989504 340 03:10:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 31.31 30.54 16.13 2.44 0.00 0.00 0.00 0.00 03:30:29 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:30:29 ens3 13.48 13.34 15.14 1.12 0.00 0.00 0.00 0.00 03:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:18 ens3 22.57 22.24 5.13 1.71 0.00 0.00 0.00 0.00 03:50:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:29 ens3 11.98 11.66 3.03 0.82 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 19.59 19.20 9.84 1.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-65931) 04/02/26 _x86_64_ (2 CPU) 03:03:34 LINUX RESTART (2 CPU) 03:10:29 CPU %user %nice %system %iowait %steal %idle 03:20:01 all 4.79 0.00 0.86 0.87 0.09 93.39 03:20:01 0 5.83 0.00 0.91 1.23 0.09 91.93 03:20:01 1 3.74 0.00 0.81 0.50 0.09 94.85 03:30:29 all 4.06 0.00 0.82 1.17 0.07 93.88 03:30:29 0 4.35 0.00 0.87 1.86 0.08 92.84 03:30:29 1 3.76 0.00 0.78 0.48 0.07 94.92 03:40:18 all 2.55 0.00 0.43 0.19 0.05 96.77 03:40:18 0 3.15 0.00 0.45 0.17 0.05 96.18 03:40:18 1 1.96 0.00 0.42 0.21 0.05 97.36 03:50:29 all 1.21 0.00 0.24 0.46 0.05 98.04 03:50:29 0 1.05 0.00 0.22 0.71 0.06 97.97 03:50:29 1 1.37 0.00 0.26 0.21 0.04 98.11 Average: all 3.14 0.00 0.59 0.67 0.07 95.53 Average: 0 3.57 0.00 0.61 1.00 0.07 94.75 Average: 1 2.71 0.00 0.57 0.35 0.06 96.32