---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-202 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 8.1G 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 771 4992 4 2478 7170 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:e4:01:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83553sec preferred_lft 83553sec inet6 fe80::f816:3eff:fee4:19d/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-202) 07/29/26 _x86_64_ (2 CPU) 01:56:40 LINUX RESTART (2 CPU) 02:00:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 12.47 1.29 9.76 1.42 113.44 1387.03 1149.57 02:20:27 14.25 0.01 1.27 12.97 0.20 24.40 102207.03 02:30:28 1.48 0.00 1.47 0.02 0.00 23.04 0.23 02:40:01 1.76 0.26 1.48 0.01 32.45 79.37 0.18 Average: 7.57 0.38 3.42 3.77 35.32 366.97 27202.80 02:00:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 5227360 7408228 358464 4.41 86416 2254656 605360 6.59 581716 2026552 360 02:20:27 5216276 7400228 366180 4.50 86560 2257604 611504 6.66 587800 2029608 216 02:30:28 5201676 7387276 379136 4.66 86724 2259084 611776 6.66 587808 2031260 152 02:40:01 5154556 7367464 398724 4.90 86968 2286000 813128 8.86 603300 2049664 284 Average: 5199967 7390799 375626 4.62 86667 2264336 660442 7.19 590156 2034271 253 02:00:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 02:10:01 ens3 6.41 5.52 36.97 1.59 0.00 0.00 0.00 0.00 02:20:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:27 ens3 0.45 0.18 0.09 0.06 0.00 0.00 0.00 0.00 02:30:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:28 ens3 0.63 0.37 0.15 0.11 0.00 0.00 0.00 0.00 02:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 6.41 4.00 7.24 5.53 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.38 2.44 10.75 1.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-202) 07/29/26 _x86_64_ (2 CPU) 01:56:40 LINUX RESTART (2 CPU) 02:00:27 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 6.76 0.00 0.98 3.06 0.04 89.16 02:10:01 0 6.59 0.00 1.01 3.23 0.04 89.13 02:10:01 1 6.92 0.00 0.95 2.89 0.04 89.20 02:20:27 all 1.22 0.00 0.15 0.04 0.04 98.56 02:20:27 0 1.08 0.00 0.14 0.02 0.03 98.72 02:20:27 1 1.36 0.00 0.16 0.06 0.04 98.39 02:30:28 all 1.05 0.00 0.23 0.03 0.04 98.65 02:30:28 0 0.90 0.00 0.21 0.01 0.03 98.85 02:30:28 1 1.20 0.00 0.24 0.06 0.05 98.46 02:40:01 all 1.10 0.00 0.18 0.04 0.04 98.65 02:40:01 0 1.01 0.00 0.17 0.02 0.04 98.75 02:40:01 1 1.18 0.00 0.18 0.05 0.03 98.56 Average: all 2.49 0.00 0.38 0.77 0.04 96.33 Average: 0 2.35 0.00 0.38 0.79 0.04 96.44 Average: 1 2.62 0.00 0.38 0.74 0.04 96.22