---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25268 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 8.3G 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 758 4793 4 2694 7183 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:8a:39:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78781sec preferred_lft 78781sec inet6 fe80::f816:3eff:fe8a:3916/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25268) 06/06/26 _x86_64_ (2 CPU) 01:58:18 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:04 1.47 0.02 1.44 0.00 1.23 16.68 0.12 02:20:00 1.95 0.26 1.67 0.02 31.25 75.40 0.90 02:30:01 1.63 0.00 1.59 0.03 1.05 19.16 1.58 02:40:04 1.29 0.00 1.29 0.00 0.00 15.65 0.00 02:50:03 1.28 0.00 1.28 0.00 0.00 14.91 0.00 03:00:00 15.87 13.61 2.19 0.06 151.92 46.87 226.91 03:10:00 38.28 3.01 19.41 15.86 227.24 3538.75 107552.62 03:20:04 1.37 0.00 1.37 0.00 0.00 16.44 0.00 03:30:00 1.48 0.00 1.46 0.02 0.00 19.07 0.23 03:40:05 1.56 0.00 1.54 0.02 0.00 326.75 3.08 03:50:00 1.50 0.00 1.50 0.00 0.00 260.36 0.11 04:00:00 1.48 0.00 1.46 0.02 0.00 19.56 0.28 Average: 5.76 1.40 3.02 1.34 34.31 364.15 8982.75 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:04 6292224 7543136 277352 3.41 30600 1425924 529932 5.77 448180 1187300 176 02:20:00 6235628 7513308 306804 3.77 30976 1451952 725472 7.90 462484 1204940 124 02:30:01 6246456 7525008 295144 3.63 31176 1452596 530300 5.78 457348 1205472 236 02:40:04 6246772 7525824 294300 3.62 31348 1452920 530364 5.78 457612 1205960 244 02:50:03 6253856 7533392 286732 3.53 31492 1453248 530468 5.78 457880 1206440 204 03:00:00 6186260 7523072 287836 3.54 35664 1498000 530588 5.78 459088 1254628 128 03:10:00 4991640 7254364 503716 6.19 90656 2323820 764160 8.32 721664 2089852 124 03:20:04 5020640 7283868 474228 5.83 90764 2324232 732084 7.97 689924 2090372 224 03:30:00 4987252 7251136 506924 6.23 90880 2324776 758020 8.26 698924 2091032 124 03:40:05 4818220 7177004 580132 7.13 91068 2418652 854264 9.30 795276 2185096 188 03:50:00 4617176 7049884 705784 8.68 91204 2491428 1021912 11.13 913396 2257876 152 04:00:00 4619276 7052572 703172 8.65 91312 2491892 961680 10.47 902588 2258448 164 Average: 5542950 7352714 435177 5.35 61428 1925787 705770 7.69 622030 1686451 174 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 1.94 0.05 0.19 0.02 0.00 0.00 0.00 0.00 02:20:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.65 0.22 3.17 0.03 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.74 0.05 4.37 0.03 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 0.41 0.10 0.11 0.06 0.00 0.00 0.00 0.00 02:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 0.40 0.10 0.13 0.06 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.46 0.18 0.14 0.59 0.00 0.00 0.00 0.00 03:10:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:00 ens3 84.31 65.76 650.72 12.64 0.00 0.00 0.00 0.00 03:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:04 ens3 30.08 27.31 456.28 1.80 0.00 0.00 0.00 0.00 03:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:00 ens3 75.37 71.77 1212.31 4.75 0.00 0.00 0.00 0.00 03:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:05 ens3 23.74 22.23 371.92 1.55 0.00 0.00 0.00 0.00 03:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:00 ens3 27.83 26.35 445.48 1.76 0.00 0.00 0.00 0.00 04:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:00 ens3 16.53 15.56 254.04 1.07 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 21.85 19.11 282.81 2.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25268) 06/06/26 _x86_64_ (2 CPU) 01:58:18 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:04 all 0.26 0.00 0.09 0.01 0.04 99.60 02:10:04 0 0.18 0.00 0.10 0.01 0.04 99.67 02:10:04 1 0.33 0.00 0.08 0.01 0.03 99.54 02:20:00 all 0.37 0.00 0.11 0.03 0.04 99.46 02:20:00 0 0.47 0.00 0.07 0.01 0.03 99.43 02:20:00 1 0.27 0.00 0.15 0.05 0.04 99.50 02:30:01 all 0.30 0.00 0.18 0.04 0.04 99.44 02:30:01 0 0.47 0.00 0.15 0.01 0.03 99.34 02:30:01 1 0.13 0.00 0.20 0.08 0.04 99.55 02:40:04 all 0.25 0.00 0.07 0.32 0.03 99.33 02:40:04 0 0.45 0.00 0.05 0.13 0.02 99.35 02:40:04 1 0.06 0.00 0.10 0.50 0.04 99.30 02:50:03 all 0.28 0.00 0.08 0.03 0.03 99.59 02:50:03 0 0.47 0.00 0.05 0.05 0.02 99.41 02:50:03 1 0.09 0.00 0.11 0.00 0.03 99.77 03:00:00 all 0.30 0.21 0.25 0.24 0.03 98.98 03:00:00 0 0.44 0.21 0.25 0.26 0.02 98.81 03:00:00 1 0.15 0.20 0.25 0.22 0.03 99.15 03:10:00 all 12.41 0.00 1.91 1.45 0.06 84.17 03:10:00 0 10.84 0.00 2.01 1.34 0.07 85.74 03:10:00 1 13.97 0.00 1.81 1.56 0.06 82.60 03:20:04 all 0.62 0.00 0.27 0.01 0.05 99.04 03:20:04 0 0.72 0.00 0.42 0.01 0.07 98.79 03:20:04 1 0.53 0.00 0.13 0.01 0.04 99.29 03:30:00 all 1.09 0.00 0.65 0.01 0.07 98.18 03:30:00 0 1.33 0.00 0.78 0.01 0.07 97.82 03:30:00 1 0.85 0.00 0.51 0.02 0.07 98.55 03:40:05 all 0.76 0.00 0.21 0.04 0.07 98.92 03:40:05 0 0.60 0.00 0.14 0.01 0.05 99.19 03:40:05 1 0.92 0.00 0.27 0.06 0.08 98.66 03:50:00 all 0.73 0.00 0.24 0.03 0.07 98.93 03:50:00 0 0.51 0.00 0.14 0.02 0.06 99.27 03:50:00 1 0.94 0.00 0.35 0.03 0.08 98.60 03:50:00 CPU %user %nice %system %iowait %steal %idle 04:00:00 all 0.55 0.00 0.30 0.02 0.08 99.06 04:00:00 0 0.55 0.00 0.18 0.01 0.05 99.22 04:00:00 1 0.55 0.00 0.43 0.02 0.11 98.90 Average: all 1.49 0.02 0.36 0.18 0.05 97.90 Average: 0 1.42 0.02 0.36 0.16 0.04 98.01 Average: 1 1.57 0.02 0.36 0.21 0.05 97.78