---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19155 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 8.4G 30G 23% / 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 761 4684 4 2801 7180 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:94:42:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78213sec preferred_lft 78213sec inet6 fe80::f816:3eff:fe94:42b6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19155) 05/23/26 _x86_64_ (2 CPU) 00:37:09 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 28.12 13.57 1.91 12.64 152.52 43.20 109176.98 01:00:00 1.42 0.01 1.40 0.02 0.04 17.83 0.49 01:10:00 1.15 0.00 1.15 0.00 0.00 14.07 0.12 01:20:00 1.22 0.00 1.20 0.02 0.01 14.67 1.09 01:30:00 1.92 0.25 1.63 0.04 30.97 76.51 1.71 01:40:00 1.17 0.01 1.15 0.02 1.05 14.68 1.37 01:50:00 1.21 0.03 1.18 0.00 2.15 14.92 0.04 02:00:00 23.77 3.02 18.48 2.27 226.06 3412.17 567.32 02:10:00 1.21 0.00 1.21 0.00 0.00 15.31 0.00 02:20:00 1.39 0.00 1.38 0.00 0.00 18.24 0.03 02:30:00 1.83 0.00 1.79 0.04 0.00 514.23 2.99 02:40:00 1.43 0.00 1.42 0.01 0.00 262.67 1.67 02:50:00 1.32 0.00 1.32 0.00 0.00 16.91 0.00 Average: 5.17 1.30 2.71 1.16 31.75 341.19 8442.60 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 6227564 7531152 280232 3.45 34532 1466396 528380 5.76 443592 1230836 136 01:00:00 6234900 7539032 272272 3.35 34720 1466728 528444 5.76 443848 1231356 124 01:10:00 6240320 7544964 266340 3.27 34900 1467052 528444 5.76 444080 1231860 124 01:20:00 6238304 7543488 267808 3.29 35108 1467376 528716 5.76 444784 1232392 124 01:30:00 6172204 7504260 306504 3.77 35512 1493492 732976 7.98 458924 1250140 124 01:40:00 6179040 7512080 298740 3.67 35724 1494244 528716 5.76 454124 1250672 136 01:50:00 6205200 7539396 271408 3.34 35884 1495220 528844 5.76 454764 1251248 156 02:00:00 4912360 7162136 596372 7.33 90456 2311668 838436 9.13 789180 2077144 216 02:10:00 4934184 7184508 574004 7.06 90608 2312068 791440 8.62 742348 2077696 144 02:20:00 4996012 7265976 492332 6.05 90768 2331544 845196 9.21 730052 2097336 19068 02:30:00 4675504 7089672 666668 8.20 90968 2473780 945236 10.30 880488 2239632 12776 02:40:00 4470504 6947172 808132 9.94 91112 2535268 1063780 11.59 999104 2301280 124 02:50:00 4511740 6988996 766332 9.42 91244 2535712 1023560 11.15 958416 2301856 124 Average: 5538295 7334833 451319 5.55 60887 1911581 724013 7.89 634131 1674881 2567 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 1.11 0.10 0.16 0.06 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.69 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.47 0.04 2.42 0.03 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.91 0.18 1.19 0.53 0.00 0.00 0.00 0.00 01:30:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.56 0.23 3.18 0.05 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.46 0.14 0.15 0.08 0.00 0.00 0.00 0.00 01:50:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.38 0.12 0.14 0.08 0.00 0.00 0.00 0.00 02:00:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:00 ens3 97.20 73.14 779.28 13.43 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 32.35 29.37 480.44 1.94 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 77.74 74.61 1213.30 4.89 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 27.61 26.45 425.76 1.78 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 32.04 30.52 504.60 2.06 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 13.38 12.70 203.33 0.90 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 21.91 19.05 278.00 1.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19155) 05/23/26 _x86_64_ (2 CPU) 00:37:09 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 0.29 0.17 0.16 0.16 0.03 99.19 00:50:00 0 0.17 0.34 0.22 0.27 0.03 98.97 00:50:00 1 0.42 0.01 0.10 0.05 0.03 99.41 01:00:00 all 0.27 0.00 0.16 0.01 0.03 99.53 01:00:00 0 0.46 0.00 0.14 0.02 0.02 99.36 01:00:00 1 0.08 0.00 0.18 0.01 0.04 99.69 01:10:00 all 0.25 0.00 0.06 0.01 0.03 99.65 01:10:00 0 0.45 0.00 0.04 0.02 0.02 99.48 01:10:00 1 0.05 0.00 0.08 0.01 0.04 99.83 01:20:00 all 0.29 0.00 0.07 0.01 0.03 99.60 01:20:00 0 0.36 0.00 0.05 0.00 0.03 99.56 01:20:00 1 0.21 0.00 0.09 0.02 0.04 99.64 01:30:00 all 0.38 0.00 0.18 0.02 0.03 99.40 01:30:00 0 0.22 0.00 0.22 0.02 0.04 99.51 01:30:00 1 0.54 0.00 0.14 0.03 0.02 99.28 01:40:00 all 0.24 0.00 0.06 0.01 0.03 99.67 01:40:00 0 0.12 0.00 0.07 0.01 0.03 99.78 01:40:00 1 0.36 0.00 0.05 0.02 0.03 99.56 01:50:00 all 0.24 0.00 0.07 0.02 0.03 99.65 01:50:00 0 0.29 0.00 0.06 0.02 0.03 99.61 01:50:00 1 0.19 0.00 0.08 0.01 0.03 99.69 02:00:00 all 11.83 0.00 1.88 0.56 0.07 85.66 02:00:00 0 12.23 0.00 1.99 0.66 0.06 85.06 02:00:00 1 11.43 0.00 1.78 0.45 0.07 86.27 02:10:00 all 0.53 0.00 0.25 0.01 0.06 99.15 02:10:00 0 0.59 0.00 0.21 0.02 0.04 99.15 02:10:00 1 0.48 0.00 0.29 0.01 0.07 99.15 02:20:00 all 1.05 0.00 0.57 0.01 0.06 98.31 02:20:00 0 1.56 0.00 0.98 0.02 0.08 97.35 02:20:00 1 0.54 0.00 0.16 0.00 0.04 99.26 02:30:00 all 0.83 0.00 0.30 0.02 0.07 98.78 02:30:00 0 1.07 0.00 0.38 0.02 0.09 98.44 02:30:00 1 0.59 0.00 0.23 0.02 0.04 99.12 02:30:00 CPU %user %nice %system %iowait %steal %idle 02:40:00 all 0.72 0.00 0.25 0.02 0.06 98.95 02:40:00 0 0.85 0.00 0.36 0.01 0.07 98.71 02:40:00 1 0.59 0.00 0.15 0.02 0.05 99.20 02:50:00 all 0.46 0.00 0.20 0.01 0.06 99.27 02:50:00 0 0.43 0.00 0.30 0.01 0.08 99.18 02:50:00 1 0.50 0.00 0.10 0.01 0.04 99.37 Average: all 1.34 0.01 0.32 0.07 0.04 98.22 Average: 0 1.44 0.03 0.39 0.08 0.05 98.01 Average: 1 1.23 0.00 0.26 0.05 0.04 98.42