---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29936 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: 5600.00 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 840 5085 4 2305 7101 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:7c:33:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83384sec preferred_lft 83384sec inet6 fe80::f816:3eff:fe7c:332e/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-29936) 03/25/26 _x86_64_ (2 CPU) 03:02:58 LINUX RESTART (2 CPU) 03:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:02 1.42 0.01 1.39 0.01 0.55 108.56 1.01 03:30:01 1.44 0.00 1.42 0.02 0.00 110.76 0.33 03:40:03 15.34 0.33 1.62 13.39 40.29 88.70 106309.98 03:50:04 1.39 0.00 1.39 0.01 0.00 23.18 0.27 Average: 4.90 0.09 1.45 3.36 10.23 82.77 26630.12 03:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:02 5263896 7371600 400404 4.92 84072 2188448 712412 7.76 621756 1957988 1304 03:30:01 5221148 7356152 415432 5.11 84216 2215384 720268 7.85 629580 1985036 172 03:40:03 5147652 7316412 454604 5.59 84532 2248352 696416 7.59 641224 2006948 212 03:50:04 5147400 7318620 452376 5.56 84700 2250612 696416 7.59 641376 2009376 220 Average: 5195024 7340696 430704 5.30 84380 2225699 706378 7.69 633484 1989837 477 03:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 32.90 31.29 15.78 2.49 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 14.98 14.52 17.20 1.23 0.00 0.00 0.00 0.00 03:40:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:40:03 ens3 24.44 24.10 8.13 1.82 0.00 0.00 0.00 0.00 03:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:04 ens3 12.76 12.48 3.37 0.87 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 21.28 20.60 11.11 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29936) 03/25/26 _x86_64_ (2 CPU) 03:02:58 LINUX RESTART (2 CPU) 03:10:02 CPU %user %nice %system %iowait %steal %idle 03:20:02 all 4.38 0.00 0.71 0.02 0.06 94.85 03:20:02 0 6.84 0.00 1.00 0.02 0.06 92.07 03:20:02 1 1.92 0.00 0.41 0.01 0.05 97.62 03:30:01 all 4.02 0.00 0.71 0.01 0.07 95.20 03:30:01 0 3.92 0.00 0.62 0.01 0.07 95.39 03:30:01 1 4.12 0.00 0.79 0.00 0.07 95.01 03:40:03 all 2.64 0.00 0.46 0.09 0.07 96.73 03:40:03 0 2.91 0.00 0.41 0.13 0.06 96.49 03:40:03 1 2.38 0.00 0.51 0.05 0.08 96.98 03:50:04 all 1.18 0.00 0.24 0.01 0.06 98.51 03:50:04 0 0.86 0.00 0.18 0.03 0.05 98.89 03:50:04 1 1.51 0.00 0.30 0.00 0.07 98.12 Average: all 3.05 0.00 0.53 0.03 0.06 96.32 Average: 0 3.63 0.00 0.55 0.05 0.06 95.71 Average: 1 2.48 0.00 0.50 0.02 0.07 96.94