---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28792 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 7.9G 30G 21% / 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 762 5205 4 2266 7179 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:ab:e6:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82261sec preferred_lft 82261sec inet6 fe80::f816:3eff:feab:e63a/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-28792) 06/20/26 _x86_64_ (2 CPU) 05:08:22 LINUX RESTART (2 CPU) 05:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:14 14.13 0.28 1.58 12.27 31.68 74.74 106865.75 05:30:04 1.55 0.01 1.51 0.03 1.12 19.34 665.05 05:40:01 1.17 0.00 1.16 0.02 0.00 14.45 1.10 05:50:15 1.19 0.00 1.17 0.02 0.00 14.73 1.07 06:00:15 1.39 0.00 1.36 0.03 0.00 17.69 654.33 06:10:01 1.46 0.03 1.42 0.02 2.20 17.43 1.27 Average: 3.53 0.05 1.36 2.11 5.94 26.59 18413.09 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:14 6238124 7515004 304772 3.75 30792 1451572 718360 7.82 459904 1204796 172 05:30:04 6240644 7518400 301456 3.71 30996 1452216 521280 5.68 455128 1205332 196 05:40:01 6248832 7527132 292716 3.60 31208 1452540 521572 5.68 455204 1205868 180 05:50:15 6248132 7526968 292872 3.60 31416 1452864 521532 5.68 455200 1206400 160 06:00:15 6249400 7528792 290992 3.58 31624 1453200 521604 5.68 455240 1206944 180 06:10:01 6241016 7521728 298048 3.66 31840 1454292 548940 5.98 460532 1207564 132 Average: 6244358 7523004 296809 3.65 31313 1452781 558881 6.09 456868 1206151 170 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:20:14 ens3 2.02 0.26 3.31 0.07 0.00 0.00 0.00 0.00 05:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:04 ens3 0.58 0.08 0.13 0.06 0.00 0.00 0.00 0.00 05:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:01 ens3 0.38 0.08 0.10 0.03 0.00 0.00 0.00 0.00 05:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:15 ens3 0.47 0.04 0.83 0.01 0.00 0.00 0.00 0.00 06:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:15 ens3 0.25 0.05 0.07 0.03 0.00 0.00 0.00 0.00 06:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 06:10:01 ens3 0.41 0.24 0.10 0.68 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 0.69 0.12 0.77 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28792) 06/20/26 _x86_64_ (2 CPU) 05:08:22 LINUX RESTART (2 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:20:14 all 0.42 0.00 0.12 0.33 0.02 99.11 05:20:14 0 0.49 0.00 0.09 0.59 0.02 98.80 05:20:14 1 0.35 0.00 0.15 0.07 0.03 99.41 05:30:04 all 0.26 0.00 0.18 0.01 0.02 99.53 05:30:04 0 0.35 0.00 0.15 0.01 0.02 99.47 05:30:04 1 0.17 0.00 0.20 0.01 0.02 99.60 05:40:01 all 0.23 0.00 0.08 0.01 0.03 99.66 05:40:01 0 0.38 0.00 0.07 0.02 0.02 99.51 05:40:01 1 0.08 0.00 0.09 0.00 0.03 99.81 05:50:15 all 0.27 0.00 0.07 0.01 0.02 99.63 05:50:15 0 0.48 0.00 0.05 0.01 0.02 99.44 05:50:15 1 0.06 0.00 0.09 0.00 0.03 99.82 06:00:15 all 0.28 0.00 0.16 0.01 0.03 99.52 06:00:15 0 0.39 0.00 0.15 0.01 0.02 99.43 06:00:15 1 0.17 0.00 0.18 0.01 0.03 99.61 06:10:01 all 0.29 0.00 0.08 0.01 0.02 99.60 06:10:01 0 0.09 0.00 0.09 0.00 0.03 99.79 06:10:01 1 0.50 0.00 0.06 0.02 0.02 99.40 Average: all 0.29 0.00 0.11 0.06 0.02 99.51 Average: 0 0.37 0.00 0.10 0.11 0.02 99.40 Average: 1 0.22 0.00 0.13 0.02 0.03 99.61