---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27232 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 8.1G 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 770 4985 4 2486 7171 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:ff:5d:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79513sec preferred_lft 79513sec inet6 fe80::f816:3eff:feff:5d8d/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-27232) 06/14/26 _x86_64_ (2 CPU) 00:15:59 LINUX RESTART (2 CPU) 00:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:07 11.13 1.39 8.42 1.32 113.38 1144.67 482.57 00:40:01 1.23 0.01 1.22 0.00 0.05 17.19 0.12 00:50:04 1.23 0.00 1.23 0.00 0.00 17.73 0.00 01:00:17 1.56 0.00 1.55 0.01 0.00 21.96 0.43 01:10:01 1.29 0.00 1.29 0.00 0.00 18.39 0.04 01:20:17 1.94 0.25 1.67 0.02 31.21 80.21 0.32 01:30:17 1.69 0.00 1.67 0.02 0.00 25.08 0.65 01:40:01 1.32 0.00 1.29 0.02 0.00 20.41 0.57 01:50:17 1.41 0.00 1.38 0.04 0.00 20.97 0.83 02:00:17 15.15 0.00 1.59 13.56 0.15 23.87 106473.09 02:10:00 3.84 0.08 3.10 0.67 5.94 171.32 141.23 Average: 3.80 0.16 2.22 1.42 13.78 141.88 9746.01 00:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:07 5243476 7415432 352508 4.33 86476 2246020 605436 6.59 576468 2018028 140 00:40:01 5239948 7413036 354736 4.36 86624 2247004 607944 6.62 578840 2019160 168 00:50:04 5244672 7419084 348724 4.29 86752 2248200 607944 6.62 579152 2020484 272 01:00:17 5236912 7412736 355044 4.37 86884 2249480 608076 6.62 579908 2021896 160 01:10:01 5239964 7417196 350584 4.31 87016 2250756 608228 6.62 579892 2023304 348 01:20:17 5164424 7370376 397276 4.89 87312 2279128 610276 6.65 590644 2042748 244 01:30:17 5171268 7379228 388364 4.78 87464 2280956 610404 6.65 590524 2044744 332 01:40:01 5171268 7380844 386724 4.76 87656 2282408 610468 6.65 590888 2046360 356 01:50:17 5178856 7389968 377632 4.64 87864 2283704 610888 6.65 594632 2047896 132 02:00:17 5193628 7406388 360988 4.44 88012 2285196 610952 6.65 594812 2049508 172 02:10:00 5162112 7394284 372128 4.58 89828 2302004 595448 6.49 602792 2066492 24896 Average: 5204230 7399870 367701 4.52 87444 2268623 607824 6.62 587141 2036420 2475 00:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:07 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 00:30:07 ens3 6.55 5.11 35.56 1.57 0.00 0.00 0.00 0.00 00:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 3.54 0.37 0.79 0.33 0.00 0.00 0.00 0.00 00:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:04 ens3 1.55 0.17 0.19 0.08 0.00 0.00 0.00 0.00 01:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:17 ens3 0.51 0.14 0.09 0.05 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.39 0.15 11.06 0.06 0.00 0.00 0.00 0.00 01:20:17 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 0.82 0.35 3.66 0.09 0.00 0.00 0.00 0.00 01:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:17 ens3 0.34 0.09 0.08 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.58 0.18 0.17 0.11 0.00 0.00 0.00 0.00 01:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:17 ens3 3.34 0.34 0.54 1.40 0.00 0.00 0.00 0.00 02:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:17 ens3 1.15 0.33 0.15 0.61 0.00 0.00 0.00 0.00 02:10:00 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 7.07 5.30 9.89 7.90 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 2.43 1.13 5.62 1.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27232) 06/14/26 _x86_64_ (2 CPU) 00:15:59 LINUX RESTART (2 CPU) 00:20:07 CPU %user %nice %system %iowait %steal %idle 00:30:07 all 5.90 0.00 0.93 0.21 0.08 92.89 00:30:07 0 6.74 0.00 0.95 0.25 0.09 91.97 00:30:07 1 5.06 0.00 0.90 0.17 0.06 93.81 00:40:01 all 0.57 0.00 0.13 0.02 0.07 99.21 00:40:01 0 0.64 0.00 0.14 0.01 0.08 99.13 00:40:01 1 0.50 0.00 0.12 0.03 0.06 99.29 00:50:04 all 0.61 0.00 0.12 0.01 0.07 99.19 00:50:04 0 0.54 0.00 0.07 0.01 0.03 99.35 00:50:04 1 0.68 0.00 0.17 0.01 0.10 99.04 01:00:17 all 0.61 0.00 0.21 0.01 0.07 99.10 01:00:17 0 0.54 0.00 0.20 0.01 0.06 99.18 01:00:17 1 0.68 0.00 0.21 0.01 0.09 99.02 01:10:01 all 0.63 0.00 0.12 0.01 0.08 99.16 01:10:01 0 0.60 0.00 0.11 0.01 0.06 99.23 01:10:01 1 0.67 0.00 0.13 0.01 0.10 99.10 01:20:17 all 0.89 0.00 0.16 0.03 0.08 98.84 01:20:17 0 0.84 0.00 0.16 0.02 0.07 98.91 01:20:17 1 0.94 0.00 0.17 0.03 0.08 98.78 01:30:17 all 0.69 0.00 0.21 0.01 0.07 99.02 01:30:17 0 0.84 0.00 0.25 0.00 0.10 98.82 01:30:17 1 0.54 0.00 0.18 0.02 0.05 99.22 01:40:01 all 0.67 0.00 0.11 0.01 0.07 99.13 01:40:01 0 0.64 0.00 0.08 0.00 0.05 99.24 01:40:01 1 0.71 0.00 0.15 0.02 0.10 99.02 01:50:17 all 0.58 0.00 0.12 0.03 0.07 99.21 01:50:17 0 0.51 0.00 0.10 0.02 0.05 99.32 01:50:17 1 0.64 0.00 0.14 0.04 0.09 99.09 02:00:17 all 0.66 0.00 0.22 0.03 0.07 99.02 02:00:17 0 0.61 0.00 0.18 0.02 0.04 99.16 02:00:17 1 0.71 0.00 0.26 0.05 0.10 98.89 02:10:00 all 3.27 0.00 0.35 0.28 0.07 96.03 02:10:00 0 5.75 0.00 0.51 0.51 0.09 93.14 02:10:00 1 0.79 0.00 0.19 0.06 0.04 98.92 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.37 0.00 0.24 0.06 0.07 98.26 Average: 0 1.65 0.00 0.25 0.08 0.07 97.96 Average: 1 1.08 0.00 0.24 0.04 0.08 98.56