---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-458 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 778 5183 4 2272 7163 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:be:68:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80578sec preferred_lft 80578sec inet6 fe80::f816:3eff:febe:680e/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-458) 07/30/26 _x86_64_ (2 CPU) 00:39:06 LINUX RESTART (2 CPU) 00:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:28 1.50 0.03 1.47 0.01 1.22 18.31 210.26 01:00:28 13.98 0.01 1.42 12.55 0.20 17.01 109618.99 01:10:28 1.25 0.00 1.23 0.02 0.00 14.48 1.20 01:20:08 1.28 0.00 1.26 0.02 0.01 14.62 1.12 01:30:28 1.74 0.24 1.46 0.04 29.97 74.13 1.56 01:40:01 13.69 1.58 11.13 0.99 118.21 1875.42 830.13 01:50:28 11.90 1.29 9.26 1.34 108.96 1659.35 353.21 02:00:08 1.48 0.00 1.46 0.02 0.00 17.75 0.23 02:10:28 1.29 0.01 1.27 0.00 0.58 15.50 0.04 Average: 5.32 0.35 3.31 1.66 28.75 409.31 12281.58 00:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:28 6309144 7556348 264400 3.25 30560 1422332 521808 5.68 445280 1183408 124 01:00:28 6309908 7557728 262864 3.23 30780 1422712 521808 5.68 445356 1183968 172 01:10:28 6308900 7557264 263332 3.24 30980 1423036 522128 5.69 445608 1184504 124 01:20:08 6308144 7557000 263556 3.24 31172 1423360 522192 5.69 446256 1184988 156 01:30:28 6247128 7523416 296520 3.65 31576 1449976 722872 7.87 460716 1203276 172 01:40:01 5448732 7385228 394856 4.86 71704 2035916 632040 6.88 599268 1812536 185948 01:50:28 5185584 7392428 374068 4.60 87504 2278892 642184 6.99 614148 2042116 176 02:00:08 5179604 7386940 379476 4.67 87652 2279248 642320 7.00 614548 2042592 160 02:10:28 5156488 7364520 401972 4.94 87792 2279772 642332 7.00 614736 2043168 8 Average: 5828181 7475652 322338 3.96 54413 1779472 596632 6.50 520657 1542284 20782 00:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:28 ens3 2.43 0.12 0.42 0.06 0.00 0.00 0.00 0.00 01:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:28 ens3 0.38 0.05 0.05 0.01 0.00 0.00 0.00 0.00 01:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:28 ens3 0.38 0.08 0.09 0.04 0.00 0.00 0.00 0.00 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 0.43 0.11 0.13 0.08 0.00 0.00 0.00 0.00 01:30:28 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:28 ens3 0.79 0.41 3.23 0.66 0.00 0.00 0.00 0.00 01:40:01 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 39.88 24.68 290.64 6.18 0.00 0.00 0.00 0.00 01:50:28 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 01:50:28 ens3 28.60 20.20 38.15 5.22 0.00 0.00 0.00 0.00 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 0.85 0.24 0.11 0.03 0.00 0.00 0.00 0.00 02:10:28 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:28 ens3 0.62 0.16 4.08 0.03 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.18 5.07 36.03 1.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-458) 07/30/26 _x86_64_ (2 CPU) 00:39:06 LINUX RESTART (2 CPU) 00:40:06 CPU %user %nice %system %iowait %steal %idle 00:50:28 all 0.30 0.00 0.15 0.02 0.05 99.49 00:50:28 0 0.37 0.00 0.14 0.02 0.05 99.44 00:50:28 1 0.23 0.00 0.16 0.02 0.05 99.54 01:00:28 all 0.27 0.00 0.17 0.03 0.05 99.48 01:00:28 0 0.46 0.00 0.15 0.02 0.03 99.35 01:00:28 1 0.08 0.00 0.20 0.04 0.06 99.62 01:10:28 all 0.23 0.00 0.07 0.01 0.04 99.64 01:10:28 0 0.41 0.00 0.05 0.00 0.03 99.52 01:10:28 1 0.06 0.00 0.09 0.02 0.06 99.76 01:20:08 all 0.23 0.00 0.07 0.01 0.04 99.64 01:20:08 0 0.41 0.00 0.05 0.01 0.03 99.50 01:20:08 1 0.05 0.00 0.10 0.02 0.06 99.78 01:30:28 all 0.36 0.00 0.16 0.02 0.04 99.42 01:30:28 0 0.24 0.00 0.16 0.01 0.04 99.54 01:30:28 1 0.47 0.00 0.16 0.03 0.04 99.29 01:40:01 all 6.30 0.00 0.92 0.49 0.06 92.23 01:40:01 0 4.30 0.00 0.79 0.18 0.06 94.67 01:40:01 1 8.30 0.00 1.05 0.80 0.06 89.79 01:50:28 all 5.81 0.00 0.91 0.27 0.09 92.92 01:50:28 0 7.35 0.00 0.99 0.41 0.05 91.19 01:50:28 1 4.26 0.00 0.83 0.13 0.13 94.65 02:00:08 all 0.40 0.00 0.21 0.01 0.09 99.28 02:00:08 0 0.46 0.00 0.18 0.01 0.06 99.29 02:00:08 1 0.34 0.00 0.25 0.01 0.13 99.27 02:10:28 all 0.36 0.00 0.13 0.01 0.09 99.40 02:10:28 0 0.46 0.00 0.06 0.01 0.04 99.43 02:10:28 1 0.27 0.00 0.20 0.01 0.14 99.37 Average: all 1.58 0.00 0.31 0.10 0.06 97.96 Average: 0 1.61 0.00 0.28 0.08 0.04 97.98 Average: 1 1.54 0.00 0.34 0.12 0.08 97.93