---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29971 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 790 5180 4 2263 7151 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:ec:69:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80054sec preferred_lft 80054sec inet6 fe80::f816:3eff:feec:697b/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-29971) 06/24/26 _x86_64_ (2 CPU) 00:42:08 LINUX RESTART (2 CPU) 00:50:37 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 14.85 0.01 1.45 13.39 0.21 17.71 116695.25 01:10:37 1.23 0.00 1.21 0.02 0.00 14.45 1.13 01:20:37 1.35 0.00 1.34 0.01 0.01 16.09 0.36 01:30:01 1.42 0.00 1.41 0.01 0.00 17.23 463.61 01:40:37 1.21 0.00 1.21 0.00 0.00 14.71 0.00 01:50:37 1.20 0.00 1.20 0.00 0.00 14.60 0.00 02:00:01 25.35 3.18 19.66 2.50 241.38 3749.89 1599.22 02:10:07 1.26 0.00 1.26 0.00 0.00 15.30 0.00 02:20:37 1.25 0.00 1.25 0.00 0.00 15.31 0.00 Average: 5.20 0.33 3.21 1.66 25.24 405.72 12389.75 00:50:37 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6270200 7543468 276484 3.40 30920 1447620 731392 7.97 458988 1200956 240 01:10:37 6275604 7549452 270464 3.33 31128 1447984 731428 7.97 459260 1201528 164 01:20:37 6272832 7547196 272744 3.35 31312 1448308 731644 7.97 460392 1202036 188 01:30:01 6265292 7540132 279800 3.44 31476 1448612 731708 7.97 460188 1202504 244 01:40:37 6264536 7540032 279892 3.44 31644 1449092 731800 7.97 460548 1203024 128 01:50:37 6264536 7540520 279400 3.44 31796 1449420 731864 7.97 460760 1203504 176 02:00:01 5188440 7385100 382008 4.70 87004 2269832 855412 9.32 622348 2033704 272 02:10:07 5186184 7383348 383824 4.72 87160 2270180 855440 9.32 622580 2034208 132 02:20:37 5184456 7382136 385064 4.73 87292 2270564 855464 9.32 622680 2034724 128 Average: 5908009 7490154 312187 3.84 49970 1722401 772906 8.42 514194 1479576 186 00:50:37 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.82 0.07 0.12 0.04 0.00 0.00 0.00 0.00 01:10:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:37 ens3 0.64 0.04 5.38 0.03 0.00 0.00 0.00 0.00 01:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:37 ens3 1.04 0.10 1.01 0.07 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.30 0.17 0.05 0.45 0.00 0.00 0.00 0.00 01:40:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:37 ens3 0.34 0.09 0.10 0.06 0.00 0.00 0.00 0.00 01:50:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:37 ens3 0.39 0.13 0.14 0.08 0.00 0.00 0.00 0.00 02:00:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 71.90 46.15 335.40 11.85 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 1.99 0.17 0.25 0.03 0.00 0.00 0.00 0.00 02:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:37 ens3 0.56 0.18 0.08 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 8.19 4.93 35.87 1.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29971) 06/24/26 _x86_64_ (2 CPU) 00:42:08 LINUX RESTART (2 CPU) 00:50:37 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.28 0.00 0.18 0.03 0.03 99.48 01:00:01 0 0.24 0.00 0.19 0.03 0.03 99.51 01:00:01 1 0.33 0.00 0.17 0.03 0.02 99.46 01:10:37 all 0.25 0.00 0.08 0.01 0.03 99.64 01:10:37 0 0.19 0.00 0.07 0.00 0.03 99.71 01:10:37 1 0.31 0.00 0.08 0.01 0.03 99.58 01:20:37 all 0.27 0.00 0.08 0.01 0.03 99.61 01:20:37 0 0.42 0.00 0.06 0.01 0.02 99.49 01:20:37 1 0.13 0.00 0.10 0.01 0.04 99.73 01:30:01 all 0.27 0.00 0.17 0.01 0.03 99.53 01:30:01 0 0.44 0.00 0.16 0.01 0.02 99.37 01:30:01 1 0.09 0.00 0.17 0.02 0.04 99.68 01:40:37 all 0.24 0.00 0.06 0.01 0.03 99.65 01:40:37 0 0.14 0.00 0.07 0.01 0.03 99.74 01:40:37 1 0.35 0.00 0.05 0.01 0.03 99.56 01:50:37 all 0.25 0.00 0.06 0.01 0.03 99.65 01:50:37 0 0.06 0.00 0.08 0.02 0.04 99.80 01:50:37 1 0.44 0.00 0.04 0.01 0.02 99.49 02:00:01 all 12.20 0.00 1.87 0.58 0.07 85.29 02:00:01 0 14.80 0.00 2.05 0.72 0.06 82.37 02:00:01 1 9.59 0.00 1.68 0.44 0.08 88.21 02:10:07 all 0.36 0.00 0.13 0.01 0.06 99.44 02:10:07 0 0.25 0.00 0.16 0.00 0.08 99.51 02:10:07 1 0.48 0.00 0.09 0.01 0.04 99.37 02:20:37 all 0.38 0.00 0.12 0.06 0.06 99.38 02:20:37 0 0.37 0.00 0.14 0.11 0.07 99.31 02:20:37 1 0.39 0.00 0.10 0.01 0.05 99.45 Average: all 1.53 0.00 0.29 0.08 0.04 98.06 Average: 0 1.78 0.00 0.32 0.10 0.04 97.76 Average: 1 1.28 0.00 0.26 0.06 0.04 98.36