---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33839 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 8.3G 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 752 4875 4 2609 7189 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:6c:e7:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82657sec preferred_lft 82657sec inet6 fe80::f816:3eff:fe6c:e790/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33839) 07/08/26 _x86_64_ (2 CPU) 00:34:56 LINUX RESTART (2 CPU) 00:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:24 1.49 0.04 1.44 0.01 1.74 27.91 0.94 01:00:04 2.02 0.27 1.71 0.05 33.13 80.87 1.68 01:10:04 1.50 0.00 1.48 0.02 0.00 270.97 2.63 01:20:34 1.43 0.00 1.41 0.02 0.01 268.41 2.58 01:30:34 1.89 0.01 1.85 0.02 0.60 22.65 0.53 Average: 1.66 0.06 1.58 0.02 6.84 135.50 1.68 00:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:24 5051096 7228020 539132 6.63 86372 2251328 766664 8.35 711748 2022956 136 01:00:04 4911016 7115352 651548 8.01 86692 2278288 898052 9.78 834996 2041160 236 01:10:04 4948412 7230720 535252 6.58 86888 2355172 810916 8.83 749356 2118236 240 01:20:34 4739916 7103264 661328 8.13 87076 2434912 923256 10.06 861628 2198160 172 01:30:34 4732592 7096872 667616 8.21 87260 2435636 926880 10.10 865544 2198828 168 Average: 4876606 7154846 610975 7.51 86858 2351067 865154 9.42 804654 2115868 190 00:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:24 ens3 37.07 34.34 577.94 2.49 0.00 0.00 0.00 0.00 01:00:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 78.81 75.79 1321.63 4.98 0.00 0.00 0.00 0.00 01:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:04 ens3 25.95 24.84 427.87 1.68 0.00 0.00 0.00 0.00 01:20:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:34 ens3 31.57 30.32 517.30 2.06 0.00 0.00 0.00 0.00 01:30:34 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:30:34 ens3 4.81 4.50 76.26 0.35 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 35.32 33.64 578.63 2.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33839) 07/08/26 _x86_64_ (2 CPU) 00:34:56 LINUX RESTART (2 CPU) 00:40:14 CPU %user %nice %system %iowait %steal %idle 00:50:24 all 0.85 0.00 0.32 0.01 0.06 98.77 00:50:24 0 0.99 0.00 0.34 0.01 0.05 98.61 00:50:24 1 0.71 0.00 0.29 0.01 0.07 98.93 01:00:04 all 1.25 0.00 0.67 0.02 0.07 97.99 01:00:04 0 1.36 0.00 0.57 0.03 0.06 97.98 01:00:04 1 1.15 0.00 0.78 0.01 0.07 98.00 01:10:04 all 0.74 0.00 0.26 0.01 0.06 98.93 01:10:04 0 0.53 0.00 0.09 0.01 0.04 99.33 01:10:04 1 0.95 0.00 0.42 0.01 0.09 98.53 01:20:34 all 0.83 0.00 0.24 0.01 0.07 98.84 01:20:34 0 0.64 0.00 0.14 0.02 0.05 99.15 01:20:34 1 1.02 0.00 0.35 0.01 0.09 98.53 01:30:34 all 0.49 0.00 0.27 0.01 0.07 99.16 01:30:34 0 0.51 0.00 0.21 0.01 0.05 99.22 01:30:34 1 0.47 0.00 0.33 0.01 0.09 99.10 Average: all 0.83 0.00 0.35 0.01 0.06 98.75 Average: 0 0.80 0.00 0.27 0.02 0.05 98.87 Average: 1 0.86 0.00 0.43 0.01 0.08 98.62