---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8365 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 793 5150 4 2287 7148 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:5a:cf:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78791sec preferred_lft 78791sec inet6 fe80::f816:3eff:fe5a:cfb0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8365) 04/27/26 _x86_64_ (2 CPU) 01:47:38 LINUX RESTART (2 CPU) 01:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:12 2.25 0.34 1.88 0.03 40.25 78.04 653.88 02:10:01 1.45 0.01 1.43 0.02 1.13 17.06 1.03 02:20:12 1.36 0.00 1.34 0.02 0.01 16.10 1.18 02:30:12 14.11 0.00 1.54 12.57 0.15 18.77 109774.15 02:40:01 1.39 0.00 1.36 0.02 0.00 17.49 222.79 02:50:12 1.79 0.44 1.32 0.02 17.62 93.23 1.25 03:00:12 22.42 2.56 17.61 2.24 210.22 3026.30 447.65 03:10:01 1.39 0.00 1.38 0.01 0.00 23.53 0.11 03:20:12 1.39 0.00 1.38 0.01 0.00 75.11 0.18 03:30:12 1.59 0.00 1.55 0.04 0.00 86.61 406.49 03:40:01 1.27 0.01 1.26 0.01 0.20 63.89 0.41 03:50:12 1.26 0.00 1.25 0.01 0.00 21.27 0.14 Average: 4.31 0.28 2.78 1.25 22.49 294.91 9292.29 01:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:12 6220528 7499948 319628 3.93 30832 1454044 722444 7.87 468508 1204328 176 02:10:01 6225616 7505916 313684 3.86 31044 1454688 520136 5.67 462996 1204880 240 02:20:12 6225616 7506464 313112 3.85 31272 1455016 520348 5.67 463164 1205420 216 02:30:12 6228452 7509904 309668 3.81 31464 1455392 520368 5.67 463228 1205976 192 02:40:01 6239092 7521240 298328 3.67 31696 1455848 521548 5.68 460120 1206536 164 02:50:12 6132600 7460252 356276 4.38 35136 1495312 571508 6.22 522644 1247628 10916 03:00:12 5169868 7289148 482136 5.93 85212 2198236 698932 7.61 666640 1956884 248 03:10:01 5167284 7288648 482492 5.93 85356 2200180 762624 8.31 672480 1958968 364 03:20:12 5170036 7326492 444688 5.47 85504 2235060 712816 7.76 671224 1994000 17084 03:30:12 5141088 7301032 470132 5.78 85700 2238328 699964 7.62 658316 1997328 188 03:40:01 5117304 7292252 478752 5.89 85856 2252968 714300 7.78 672476 2012132 340 03:50:12 5115524 7292540 478432 5.88 85948 2254912 714364 7.78 672684 2014168 240 Average: 5679417 7399486 395611 4.86 58752 1845832 639946 6.97 571207 1600687 2531 01:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:12 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:12 ens3 0.97 0.24 3.16 0.05 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.44 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:12 ens3 0.64 0.04 2.32 0.01 0.00 0.00 0.00 0.00 02:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:12 ens3 0.50 0.03 0.97 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.46 0.11 0.16 0.09 0.00 0.00 0.00 0.00 02:50:12 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:12 ens3 19.14 10.75 49.97 4.20 0.00 0.00 0.00 0.00 03:00:12 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:12 ens3 59.78 45.48 389.04 8.56 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 15.39 13.48 142.89 1.18 0.00 0.00 0.00 0.00 03:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:12 ens3 5.24 4.37 40.98 0.58 0.00 0.00 0.00 0.00 03:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:12 ens3 16.03 14.49 149.03 1.61 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 13.02 12.38 122.92 1.57 0.00 0.00 0.00 0.00 03:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:12 ens3 14.36 13.20 137.75 1.17 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.18 9.56 86.55 1.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8365) 04/27/26 _x86_64_ (2 CPU) 01:47:38 LINUX RESTART (2 CPU) 01:50:12 CPU %user %nice %system %iowait %steal %idle 02:00:12 all 0.41 0.00 0.22 0.02 0.02 99.33 02:00:12 0 0.60 0.00 0.19 0.01 0.02 99.18 02:00:12 1 0.22 0.00 0.24 0.03 0.02 99.49 02:10:01 all 0.27 0.00 0.08 0.01 0.02 99.63 02:10:01 0 0.23 0.00 0.08 0.01 0.02 99.66 02:10:01 1 0.30 0.00 0.08 0.00 0.02 99.59 02:20:12 all 0.27 0.00 0.07 0.01 0.02 99.62 02:20:12 0 0.07 0.00 0.09 0.01 0.02 99.80 02:20:12 1 0.47 0.00 0.06 0.01 0.02 99.45 02:30:12 all 0.31 0.00 0.18 0.03 0.02 99.46 02:30:12 0 0.29 0.00 0.18 0.02 0.02 99.49 02:30:12 1 0.32 0.00 0.18 0.04 0.02 99.44 02:40:01 all 0.33 0.00 0.09 0.01 0.02 99.55 02:40:01 0 0.42 0.00 0.08 0.01 0.02 99.47 02:40:01 1 0.24 0.00 0.10 0.01 0.02 99.62 02:50:12 all 0.72 0.00 0.17 0.02 0.02 99.07 02:50:12 0 0.58 0.00 0.21 0.01 0.03 99.18 02:50:12 1 0.86 0.00 0.12 0.03 0.02 98.96 03:00:12 all 10.74 0.00 1.78 0.51 0.06 86.91 03:00:12 0 14.60 0.00 2.09 0.57 0.06 82.67 03:00:12 1 6.87 0.00 1.47 0.46 0.06 91.15 03:10:01 all 0.96 0.00 0.23 0.01 0.05 98.75 03:10:01 0 1.08 0.00 0.30 0.01 0.06 98.55 03:10:01 1 0.85 0.00 0.16 0.02 0.03 98.95 03:20:12 all 6.48 0.00 0.95 0.01 0.09 92.47 03:20:12 0 3.31 0.00 0.61 0.01 0.08 96.00 03:20:12 1 9.80 0.00 1.31 0.00 0.11 88.78 03:30:12 all 1.47 0.00 0.34 0.01 0.06 98.12 03:30:12 0 1.80 0.00 0.43 0.01 0.08 97.68 03:30:12 1 1.14 0.00 0.25 0.02 0.04 98.56 03:40:01 all 2.91 0.00 0.48 0.01 0.05 96.55 03:40:01 0 2.99 0.00 0.47 0.01 0.05 96.48 03:40:01 1 2.83 0.00 0.49 0.01 0.05 96.62 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:12 all 0.90 0.00 0.21 0.01 0.05 98.82 03:50:12 0 0.62 0.00 0.17 0.01 0.05 99.15 03:50:12 1 1.19 0.00 0.26 0.00 0.05 98.49 Average: all 2.14 0.00 0.40 0.05 0.04 97.37 Average: 0 2.21 0.00 0.41 0.06 0.04 97.28 Average: 1 2.06 0.00 0.39 0.05 0.04 97.46