---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3141 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 756 5298 4 2175 7185 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:0b:ab:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82393sec preferred_lft 82393sec inet6 fe80::f816:3eff:fe0b:ab08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-3141) 04/16/26 _x86_64_ (2 CPU) 00:41:04 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:16 1.58 0.01 1.57 0.01 0.05 18.38 425.30 01:10:17 1.35 0.00 1.35 0.00 0.00 15.54 0.00 01:20:01 1.32 0.00 1.32 0.00 0.01 15.01 0.12 01:30:12 2.22 0.31 1.88 0.02 39.34 76.07 214.28 01:40:17 1.73 0.41 1.32 0.00 15.90 46.95 0.00 Average: 1.65 0.15 1.49 0.01 11.17 34.58 130.22 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:16 6288508 7535696 284380 3.50 30680 1422412 530836 5.78 449452 1183356 208 01:10:17 6287588 7535268 284780 3.50 30856 1422744 530988 5.78 449716 1183844 172 01:20:01 6287336 7535512 284564 3.50 31024 1423036 530988 5.78 452260 1184336 148 01:30:12 6243508 7520936 298528 3.67 31416 1451500 531048 5.78 463772 1201808 216 01:40:17 6229512 7522168 296996 3.65 31724 1466356 546160 5.95 485344 1215328 360 Average: 6267290 7529916 289850 3.56 31140 1437210 534004 5.82 460109 1193734 221 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:16 ens3 0.55 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:17 ens3 1.10 0.04 10.98 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.03 0.08 1.27 0.05 0.00 0.00 0.00 0.00 01:30:12 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 0.51 0.20 3.05 0.05 0.00 0.00 0.00 0.00 01:40:17 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 12.66 5.15 20.03 3.18 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 3.17 1.11 7.08 0.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-3141) 04/16/26 _x86_64_ (2 CPU) 00:41:04 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:16 all 0.29 0.00 0.16 0.01 0.02 99.52 01:00:16 0 0.28 0.00 0.16 0.01 0.02 99.53 01:00:16 1 0.29 0.00 0.16 0.01 0.02 99.51 01:10:17 all 0.23 0.00 0.07 0.01 0.02 99.66 01:10:17 0 0.40 0.00 0.06 0.00 0.02 99.51 01:10:17 1 0.06 0.00 0.09 0.02 0.03 99.81 01:20:01 all 0.26 0.00 0.07 0.01 0.02 99.64 01:20:01 0 0.42 0.00 0.05 0.01 0.02 99.51 01:20:01 1 0.10 0.00 0.09 0.01 0.03 99.77 01:30:12 all 0.39 0.00 0.20 0.02 0.02 99.37 01:30:12 0 0.24 0.00 0.19 0.01 0.02 99.53 01:30:12 1 0.53 0.00 0.20 0.03 0.02 99.21 01:40:17 all 0.53 0.00 0.09 0.01 0.02 99.34 01:40:17 0 0.30 0.00 0.12 0.01 0.03 99.54 01:40:17 1 0.77 0.00 0.06 0.01 0.01 99.15 Average: all 0.34 0.00 0.12 0.01 0.02 99.51 Average: 0 0.33 0.00 0.12 0.01 0.02 99.53 Average: 1 0.35 0.00 0.12 0.02 0.02 99.49