---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28171 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 763 5120 4 2350 7178 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:6d:94:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78861sec preferred_lft 78861sec inet6 fe80::f816:3eff:fe6d:9488/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28171) 06/18/26 _x86_64_ (2 CPU) 00:43:40 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.54 0.01 1.51 0.02 1.11 18.58 435.89 01:10:24 1.16 0.00 1.14 0.02 0.00 14.16 1.27 01:20:01 1.19 0.00 1.17 0.02 0.01 14.40 1.12 01:30:01 1.38 0.00 1.35 0.03 0.00 17.30 654.43 01:40:24 1.16 0.00 1.15 0.02 0.00 14.75 1.27 01:50:01 1.14 0.00 1.12 0.02 0.00 14.19 1.25 02:00:02 37.77 3.01 18.91 15.85 227.90 3542.16 107546.14 02:10:24 1.37 0.00 1.34 0.03 0.00 21.44 1.18 02:20:24 1.41 0.00 1.39 0.02 0.00 20.26 1.12 02:30:00 1.81 0.02 1.74 0.06 0.62 149.97 417.22 02:40:24 1.32 0.00 1.27 0.05 0.00 27.54 5.95 Average: 4.65 0.28 2.91 1.46 20.80 348.88 9879.99 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6256244 7531136 289016 3.55 30852 1449336 520048 5.66 454420 1200856 124 01:10:24 6255740 7531168 289004 3.55 31064 1449664 520072 5.66 454628 1201384 184 01:20:01 6262572 7538536 281640 3.46 31256 1449988 520140 5.67 454784 1201912 124 01:30:01 6265604 7542116 278040 3.42 31464 1450316 520304 5.67 454876 1202448 160 01:40:24 6272480 7549684 270492 3.33 31692 1450772 520368 5.67 455396 1203004 184 01:50:01 6279564 7557276 262884 3.23 31876 1451100 520644 5.67 455760 1203504 152 02:00:02 5177428 7376932 389868 4.79 87128 2272540 681748 7.43 607260 2034616 124 02:10:24 5179948 7381616 385408 4.74 87300 2274528 635128 6.92 602200 2036780 416 02:20:24 5105024 7341040 425920 5.24 87456 2308672 677512 7.38 643404 2071072 33296 02:30:00 5133064 7373496 393472 4.84 87652 2312844 644304 7.02 609720 2075196 164 02:40:24 5127524 7371972 394940 4.86 87876 2316584 649836 7.08 615472 2079156 192 Average: 5755927 7463179 332789 4.09 56874 1835122 582737 6.35 527993 1591812 3193 00:50:01 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 0.68 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:24 ens3 0.52 0.06 0.08 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 0.46 0.08 0.12 0.05 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 0.31 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:40:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:24 ens3 0.49 0.24 0.12 0.51 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.24 0.06 0.08 0.04 0.00 0.00 0.00 0.00 02:00:02 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:02 ens3 74.03 52.67 426.12 11.70 0.00 0.00 0.00 0.00 02:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:24 ens3 16.68 14.31 161.99 1.22 0.00 0.00 0.00 0.00 02:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:24 ens3 5.88 5.00 41.16 0.63 0.00 0.00 0.00 0.00 02:30:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 16.30 15.53 155.73 1.67 0.00 0.00 0.00 0.00 02:40:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:24 ens3 7.91 6.64 1.93 1.22 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 11.22 8.60 71.35 1.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28171) 06/18/26 _x86_64_ (2 CPU) 00:43:40 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.32 0.00 0.18 0.05 0.02 99.43 01:00:01 0 0.26 0.00 0.17 0.01 0.03 99.53 01:00:01 1 0.37 0.00 0.19 0.09 0.02 99.32 01:10:24 all 0.30 0.00 0.10 0.01 0.02 99.58 01:10:24 0 0.31 0.00 0.09 0.01 0.01 99.58 01:10:24 1 0.29 0.00 0.11 0.01 0.02 99.57 01:20:01 all 0.28 0.00 0.08 0.01 0.02 99.61 01:20:01 0 0.16 0.00 0.09 0.01 0.02 99.73 01:20:01 1 0.41 0.00 0.07 0.01 0.01 99.49 01:30:01 all 0.29 0.00 0.16 0.01 0.02 99.52 01:30:01 0 0.16 0.00 0.16 0.01 0.02 99.65 01:30:01 1 0.43 0.00 0.16 0.01 0.02 99.38 01:40:24 all 0.27 0.00 0.07 0.01 0.02 99.63 01:40:24 0 0.08 0.00 0.09 0.01 0.02 99.81 01:40:24 1 0.47 0.00 0.05 0.01 0.02 99.45 01:50:01 all 0.23 0.00 0.07 0.12 0.02 99.56 01:50:01 0 0.05 0.00 0.08 0.03 0.02 99.82 01:50:01 1 0.42 0.00 0.07 0.20 0.01 99.30 02:00:02 all 12.73 0.00 1.98 1.78 0.06 83.46 02:00:02 0 13.71 0.00 2.15 1.88 0.06 82.20 02:00:02 1 11.75 0.00 1.80 1.68 0.06 84.72 02:10:24 all 0.94 0.00 0.24 0.01 0.05 98.76 02:10:24 0 0.76 0.00 0.14 0.01 0.03 99.06 02:10:24 1 1.12 0.00 0.34 0.01 0.06 98.47 02:20:24 all 6.57 0.00 0.71 0.02 0.07 92.63 02:20:24 0 4.93 0.00 0.56 0.04 0.07 94.41 02:20:24 1 8.23 0.00 0.86 0.01 0.08 90.83 02:30:00 all 1.58 0.00 0.36 0.06 0.04 97.95 02:30:00 0 1.05 0.00 0.36 0.04 0.04 98.51 02:30:00 1 2.11 0.00 0.36 0.09 0.04 97.40 02:40:24 all 3.26 0.00 0.36 0.01 0.05 96.33 02:40:24 0 2.44 0.00 0.29 0.01 0.04 97.23 02:40:24 1 4.08 0.00 0.43 0.01 0.06 95.43 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.42 0.00 0.39 0.19 0.03 96.97 Average: 0 2.17 0.00 0.38 0.19 0.03 97.24 Average: 1 2.68 0.00 0.40 0.19 0.04 96.69