---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9748 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: 5600.00 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 8.1G 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 751 5023 4 2458 7190 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:c2:8a:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79204sec preferred_lft 79204sec inet6 fe80::f816:3eff:fec2:8a9e/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-9748) 04/30/26 _x86_64_ (2 CPU) 00:41:56 LINUX RESTART (2 CPU) 00:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:06 1.38 0.01 1.36 0.02 0.05 16.73 654.36 01:10:06 1.68 0.25 1.40 0.03 30.97 71.65 1.37 01:20:06 1.29 0.01 1.27 0.01 1.07 15.32 0.41 01:30:06 1.49 0.00 1.47 0.02 0.00 18.16 0.37 01:40:06 1.73 0.42 1.32 0.00 16.05 47.93 0.00 01:50:01 21.96 2.64 17.06 2.26 213.94 3168.72 513.07 02:00:06 14.87 0.00 1.52 13.35 0.15 19.39 105814.72 02:10:06 1.32 0.00 1.32 0.01 0.00 64.65 0.40 02:20:06 1.40 0.00 1.38 0.02 0.00 322.81 2.33 02:30:06 1.59 0.00 1.57 0.02 0.00 91.41 0.97 02:40:06 1.37 0.00 1.37 0.00 0.35 16.89 0.00 Average: 4.55 0.30 2.81 1.44 23.70 347.77 9812.19 00:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:06 6285644 7533396 287056 3.53 30672 1422744 521448 5.68 448088 1183384 228 01:10:06 6247600 7521948 298024 3.66 31036 1448624 723716 7.88 462572 1200864 172 01:20:06 6258608 7533804 286184 3.52 31232 1449264 521776 5.68 457720 1201388 124 01:30:06 6261728 7537476 282484 3.47 31428 1449588 521804 5.68 457668 1201912 276 01:40:06 6224788 7515944 303748 3.73 31732 1464492 563244 6.13 498080 1215460 368 01:50:01 5058288 7175824 595816 7.33 85056 2196512 815172 8.88 781468 1956752 164 02:00:06 5107364 7225520 546004 6.71 85184 2196964 771748 8.41 738156 1957328 272 02:10:06 5093120 7242224 529148 6.51 85320 2227780 864488 9.42 764820 1988276 16252 02:20:06 4983276 7210064 560356 6.89 85500 2304284 821328 8.95 771284 2064964 216 02:30:06 4877684 7126996 643068 7.91 85660 2326340 886776 9.66 837500 2087048 308 02:40:06 4737648 6987840 782220 9.62 85804 2327064 935756 10.19 894280 2087816 452 Average: 5557795 7328276 464919 5.72 60784 1892151 722478 7.87 646512 1649563 1712 00:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:06 ens3 0.75 0.09 0.10 0.04 0.00 0.00 0.00 0.00 01:10:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 0.64 0.24 3.15 0.05 0.00 0.00 0.00 0.00 01:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:06 ens3 0.44 0.08 0.11 0.05 0.00 0.00 0.00 0.00 01:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:06 ens3 0.36 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 10.79 6.19 24.00 3.30 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 81.21 63.96 735.00 10.32 0.00 0.00 0.00 0.00 02:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 31.08 29.12 476.14 1.94 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 81.51 77.94 1260.67 5.11 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 24.78 24.01 387.22 1.61 0.00 0.00 0.00 0.00 02:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:06 ens3 27.60 26.33 424.66 1.75 0.00 0.00 0.00 0.00 02:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:06 ens3 16.75 16.00 258.82 1.10 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 25.04 22.16 324.33 2.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9748) 04/30/26 _x86_64_ (2 CPU) 00:41:56 LINUX RESTART (2 CPU) 00:50:06 CPU %user %nice %system %iowait %steal %idle 01:00:06 all 0.28 0.00 0.17 0.37 0.02 99.16 01:00:06 0 0.30 0.00 0.16 0.56 0.02 98.95 01:00:06 1 0.25 0.00 0.19 0.17 0.03 99.36 01:10:06 all 0.39 0.00 0.18 0.02 0.04 99.37 01:10:06 0 0.33 0.00 0.23 0.02 0.06 99.37 01:10:06 1 0.45 0.00 0.12 0.02 0.03 99.37 01:20:06 all 0.25 0.00 0.08 0.01 0.03 99.63 01:20:06 0 0.06 0.00 0.10 0.01 0.03 99.80 01:20:06 1 0.45 0.00 0.06 0.01 0.03 99.46 01:30:06 all 0.27 0.00 0.16 0.01 0.03 99.52 01:30:06 0 0.07 0.00 0.18 0.01 0.04 99.70 01:30:06 1 0.47 0.00 0.15 0.01 0.03 99.35 01:40:06 all 0.52 0.00 0.11 0.02 0.04 99.32 01:40:06 0 0.31 0.00 0.15 0.01 0.04 99.50 01:40:06 1 0.73 0.00 0.08 0.03 0.03 99.14 01:50:01 all 10.77 0.00 1.77 0.52 0.07 86.87 01:50:01 0 8.78 0.00 1.47 0.40 0.06 89.29 01:50:01 1 12.77 0.00 2.06 0.64 0.07 84.45 02:00:06 all 0.63 0.00 0.35 0.07 0.07 98.88 02:00:06 0 0.65 0.00 0.35 0.04 0.08 98.88 02:00:06 1 0.62 0.00 0.35 0.09 0.07 98.87 02:10:06 all 1.11 0.00 0.56 0.01 0.07 98.24 02:10:06 0 1.58 0.00 0.99 0.02 0.10 97.32 02:10:06 1 0.65 0.00 0.13 0.01 0.04 99.17 02:20:06 all 0.75 0.00 0.21 0.11 0.05 98.87 02:20:06 0 0.71 0.00 0.19 0.14 0.04 98.93 02:20:06 1 0.79 0.00 0.24 0.09 0.05 98.82 02:30:06 all 0.70 0.00 0.35 0.57 0.04 98.33 02:30:06 0 0.56 0.00 0.33 0.79 0.04 98.27 02:30:06 1 0.85 0.00 0.37 0.36 0.04 98.39 02:40:06 all 0.78 0.00 0.23 0.04 0.04 98.91 02:40:06 0 0.48 0.00 0.14 0.07 0.03 99.28 02:40:06 1 1.09 0.00 0.32 0.00 0.05 98.54 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.49 0.00 0.38 0.16 0.05 97.93 Average: 0 1.25 0.00 0.39 0.19 0.05 98.13 Average: 1 1.73 0.00 0.37 0.13 0.04 97.73