---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6243 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 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 746 5205 4 2279 7195 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:4c:5a:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75387sec preferred_lft 75387sec inet6 fe80::f816:3eff:fe4c:5abc/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-6243) 03/20/26 _x86_64_ (2 CPU) 04:33:05 LINUX RESTART (2 CPU) 04:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:04 1.34 0.01 1.33 0.00 0.05 15.75 0.24 05:00:04 1.54 0.00 1.53 0.01 0.00 18.53 871.67 05:10:04 1.32 0.00 1.32 0.00 0.00 15.40 0.12 05:20:04 1.35 0.00 1.34 0.00 0.01 15.75 0.00 05:30:04 2.12 0.32 1.77 0.03 40.07 76.08 871.17 05:40:04 13.94 0.00 1.39 12.55 0.15 16.59 109130.83 05:50:04 1.31 0.00 1.29 0.02 0.00 15.64 1.09 06:00:04 1.52 0.00 1.49 0.03 0.00 18.55 654.38 06:10:04 1.35 0.00 1.33 0.02 0.00 16.21 1.20 06:20:04 1.32 0.00 1.30 0.02 0.00 15.85 1.09 06:30:04 1.61 0.01 1.57 0.03 0.09 19.61 872.12 06:40:04 1.38 0.00 1.36 0.02 0.00 16.88 1.20 06:50:04 1.58 0.00 1.55 0.02 0.00 19.27 218.85 07:00:04 1.65 0.00 1.62 0.03 0.00 20.31 654.49 07:10:04 16.18 1.82 12.79 1.56 124.23 2148.36 408.00 07:20:04 8.48 1.20 6.55 0.73 103.88 1023.10 274.03 07:30:04 1.83 0.00 1.78 0.05 0.35 72.88 2.87 Average: 3.52 0.20 2.43 0.89 15.81 208.51 6703.73 04:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:04 6302420 7553336 267076 3.28 30704 1425856 519548 5.66 438696 1187400 232 05:00:04 6300656 7552100 268344 3.30 30888 1426180 519644 5.66 438644 1187916 200 05:10:04 6300656 7552600 267824 3.29 31060 1426504 519856 5.66 438756 1188412 244 05:20:04 6300656 7553100 267320 3.29 31224 1426832 519856 5.66 438916 1188904 192 05:30:04 6247564 7529112 290724 3.57 31620 1455128 520156 5.67 450656 1206092 220 05:40:04 6248452 7530564 289288 3.56 31820 1455496 520220 5.67 450848 1206620 244 05:50:04 6248452 7531116 288748 3.55 32040 1455812 520220 5.67 450876 1207168 188 06:00:04 6254536 7537756 282132 3.47 32248 1456152 520316 5.67 451312 1207716 188 06:10:04 6254536 7538308 281564 3.46 32472 1456484 520340 5.67 451048 1208264 316 06:20:04 6254536 7538856 281016 3.46 32676 1456812 520404 5.67 451176 1208804 188 06:30:04 6251048 7536084 283748 3.49 32896 1457288 520404 5.67 451324 1209372 204 06:40:04 6251048 7536624 283224 3.48 33104 1457616 520408 5.67 451416 1209904 344 06:50:04 6259112 7545268 274572 3.38 33356 1457932 520408 5.67 451528 1210476 208 07:00:04 6253108 7539848 279936 3.44 33580 1458280 520748 5.67 452064 1211040 320 07:10:04 5515580 7424504 356468 4.38 74936 2005820 594764 6.48 563748 1781504 53160 07:20:04 5296236 7418936 352840 4.34 86764 2200128 634136 6.91 596244 1960388 724 07:30:04 5275280 7413800 358000 4.40 86968 2215704 635804 6.93 598712 1976096 1440 Average: 6106699 7519524 292519 3.60 41080 1570237 538072 5.86 472116 1326828 3448 04:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:04 ens3 0.73 0.07 0.10 0.03 0.00 0.00 0.00 0.00 05:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:04 ens3 0.45 0.05 0.08 0.03 0.00 0.00 0.00 0.00 05:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:04 ens3 0.32 0.03 0.06 0.01 0.00 0.00 0.00 0.00 05:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:04 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 05:30:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:30:04 ens3 0.48 0.23 3.06 0.05 0.00 0.00 0.00 0.00 05:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:04 ens3 0.25 0.05 0.07 0.03 0.00 0.00 0.00 0.00 05:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:04 ens3 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 06:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:04 ens3 0.37 0.20 0.11 0.53 0.00 0.00 0.00 0.00 06:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:04 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 06:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:04 ens3 0.19 0.05 0.04 0.01 0.00 0.00 0.00 0.00 06:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:04 ens3 0.24 0.05 0.08 0.04 0.00 0.00 0.00 0.00 06:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:04 ens3 0.44 0.10 0.15 0.09 0.00 0.00 0.00 0.00 06:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:50:04 ens3 0.23 0.04 0.05 0.01 0.00 0.00 0.00 0.00 07:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:00:04 ens3 0.87 0.21 0.31 0.18 0.00 0.00 0.00 0.00 07:10:04 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 07:10:04 ens3 38.87 25.38 258.09 6.92 0.00 0.00 0.00 0.00 07:20:04 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 07:20:04 ens3 55.79 42.00 44.17 8.05 0.00 0.00 0.00 0.00 07:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:30:04 ens3 38.78 37.22 8.84 5.69 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 8.15 6.22 18.55 1.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6243) 03/20/26 _x86_64_ (2 CPU) 04:33:05 LINUX RESTART (2 CPU) 04:40:04 CPU %user %nice %system %iowait %steal %idle 04:50:04 all 0.28 0.00 0.07 0.01 0.04 99.60 04:50:04 0 0.05 0.00 0.09 0.01 0.05 99.81 04:50:04 1 0.52 0.00 0.05 0.01 0.03 99.39 05:00:04 all 0.25 0.00 0.16 0.01 0.04 99.54 05:00:04 0 0.27 0.00 0.14 0.01 0.04 99.55 05:00:04 1 0.23 0.00 0.18 0.02 0.05 99.53 05:10:04 all 0.21 0.00 0.07 0.01 0.04 99.67 05:10:04 0 0.05 0.00 0.08 0.01 0.05 99.83 05:10:04 1 0.38 0.00 0.07 0.01 0.03 99.50 05:20:04 all 0.25 0.00 0.08 0.01 0.04 99.62 05:20:04 0 0.27 0.00 0.07 0.00 0.04 99.61 05:20:04 1 0.23 0.00 0.09 0.02 0.04 99.63 05:30:04 all 0.35 0.00 0.21 0.03 0.04 99.38 05:30:04 0 0.48 0.00 0.20 0.03 0.03 99.25 05:30:04 1 0.22 0.00 0.21 0.02 0.05 99.51 05:40:04 all 0.26 0.00 0.08 0.03 0.03 99.59 05:40:04 0 0.45 0.00 0.05 0.02 0.03 99.46 05:40:04 1 0.07 0.00 0.12 0.04 0.04 99.73 05:50:04 all 0.24 0.00 0.07 0.01 0.03 99.65 05:50:04 0 0.44 0.00 0.04 0.01 0.02 99.49 05:50:04 1 0.05 0.00 0.10 0.01 0.04 99.81 06:00:04 all 0.27 0.00 0.16 0.01 0.03 99.53 06:00:04 0 0.45 0.00 0.14 0.01 0.02 99.38 06:00:04 1 0.08 0.00 0.19 0.01 0.04 99.68 06:10:04 all 0.19 0.00 0.06 0.01 0.04 99.70 06:10:04 0 0.27 0.00 0.06 0.01 0.03 99.63 06:10:04 1 0.11 0.00 0.06 0.01 0.04 99.78 06:20:04 all 0.25 0.00 0.06 0.01 0.04 99.64 06:20:04 0 0.29 0.00 0.06 0.00 0.03 99.61 06:20:04 1 0.22 0.00 0.07 0.02 0.04 99.66 06:30:04 all 0.28 0.00 0.17 0.02 0.03 99.51 06:30:04 0 0.07 0.00 0.19 0.02 0.03 99.68 06:30:04 1 0.49 0.00 0.14 0.02 0.02 99.34 06:30:04 CPU %user %nice %system %iowait %steal %idle 06:40:04 all 0.25 0.00 0.08 0.02 0.02 99.63 06:40:04 0 0.23 0.00 0.08 0.01 0.02 99.67 06:40:04 1 0.27 0.00 0.07 0.04 0.02 99.59 06:50:04 all 0.23 0.00 0.08 0.01 0.03 99.65 06:50:04 0 0.05 0.00 0.09 0.01 0.03 99.82 06:50:04 1 0.42 0.00 0.07 0.02 0.02 99.48 07:00:04 all 0.28 0.00 0.16 0.01 0.03 99.51 07:00:04 0 0.20 0.00 0.17 0.01 0.04 99.58 07:00:04 1 0.37 0.00 0.15 0.01 0.03 99.44 07:10:04 all 8.04 0.00 1.19 0.51 0.04 90.22 07:10:04 0 9.81 0.00 1.31 0.56 0.03 88.28 07:10:04 1 6.27 0.00 1.07 0.45 0.04 92.17 07:20:04 all 8.07 0.00 0.96 0.78 0.06 90.13 07:20:04 0 8.85 0.00 0.97 0.14 0.06 89.98 07:20:04 1 7.30 0.00 0.95 1.42 0.07 90.27 07:30:04 all 5.98 0.00 0.60 0.01 0.06 93.34 07:30:04 0 5.67 0.00 0.56 0.01 0.06 93.70 07:30:04 1 6.29 0.00 0.64 0.02 0.06 92.99 Average: all 1.51 0.00 0.25 0.09 0.04 98.12 Average: 0 1.63 0.00 0.25 0.05 0.04 98.03 Average: 1 1.38 0.00 0.25 0.12 0.04 98.21