---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25518 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 797 5067 4 2368 7144 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:ce:95:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83581sec preferred_lft 83581sec inet6 fe80::f816:3eff:fece:95c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25518) 06/07/26 _x86_64_ (2 CPU) 00:17:03 LINUX RESTART (2 CPU) 00:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:37 1.41 0.02 1.37 0.02 1.17 17.59 205.77 00:40:07 38.57 3.16 19.81 15.60 239.18 3647.47 115816.82 00:50:37 1.93 0.25 1.64 0.03 31.15 139.59 1.75 01:00:27 1.61 0.00 1.60 0.01 0.00 105.30 0.66 Average: 10.32 0.81 5.83 3.68 64.59 923.38 27263.95 00:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:37 6302416 7548800 271492 3.34 30596 1421456 532604 5.80 450952 1183240 128 00:40:07 5258776 7430908 336308 4.14 85860 2246812 589904 6.43 567724 2018272 156 00:50:37 5116684 7336648 430496 5.29 86168 2294288 696636 7.59 632768 2056976 872 01:00:27 5111560 7357156 409528 5.04 86316 2319400 767860 8.36 637920 2082232 544 Average: 5447359 7418378 361956 4.45 72235 2070489 646751 7.04 572341 1835180 425 00:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:37 ens3 1.39 0.09 0.17 0.06 0.00 0.00 0.00 0.00 00:40:07 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:07 ens3 108.29 76.97 341.37 18.51 0.00 0.00 0.00 0.00 00:50:37 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:50:37 ens3 36.06 33.13 17.44 3.59 0.00 0.00 0.00 0.00 01:00:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:27 ens3 60.94 59.19 26.59 5.99 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 49.99 41.10 91.24 6.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25518) 06/07/26 _x86_64_ (2 CPU) 00:17:03 LINUX RESTART (2 CPU) 00:20:01 CPU %user %nice %system %iowait %steal %idle 00:30:37 all 0.29 0.00 0.16 0.01 0.02 99.52 00:30:37 0 0.10 0.00 0.17 0.01 0.02 99.70 00:30:37 1 0.48 0.00 0.14 0.02 0.02 99.34 00:40:07 all 12.61 0.00 1.90 0.60 0.05 84.84 00:40:07 0 11.06 0.00 1.72 0.44 0.04 86.74 00:40:07 1 14.17 0.00 2.08 0.76 0.05 82.94 00:50:37 all 7.04 0.00 0.90 0.02 0.05 91.99 00:50:37 0 9.20 0.00 1.18 0.02 0.06 89.54 00:50:37 1 4.88 0.00 0.62 0.02 0.05 94.43 01:00:27 all 6.21 0.00 0.88 0.01 0.06 92.85 01:00:27 0 6.82 0.00 1.04 0.01 0.06 92.07 01:00:27 1 5.60 0.00 0.71 0.01 0.06 93.62 Average: all 6.37 0.00 0.93 0.15 0.04 92.50 Average: 0 6.66 0.00 1.01 0.11 0.05 92.17 Average: 1 6.08 0.00 0.86 0.19 0.04 92.82