---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53414 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 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 774 5153 4 2302 7166 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:a3:cc:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83412sec preferred_lft 83412sec inet6 fe80::f816:3eff:fea3:ccb9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53414) 03/27/26 _x86_64_ (2 CPU) 06:22:55 LINUX RESTART (2 CPU) 06:30:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:27 14.85 0.02 1.43 13.41 0.68 115.90 106873.69 06:50:01 1.24 0.00 1.24 0.00 0.00 105.81 0.00 07:00:27 2.09 0.31 1.74 0.03 38.63 88.56 0.58 07:10:27 1.27 0.00 1.27 0.00 0.00 22.29 0.00 Average: 4.87 0.09 1.42 3.36 10.24 82.96 26718.24 06:30:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:27 5260888 7366256 405640 4.99 84164 2186072 716332 7.80 624828 1955556 224 06:50:01 5227380 7359568 412052 5.07 84308 2212480 720988 7.85 630216 1982108 196 07:00:27 5155148 7321032 449992 5.53 84592 2245428 696116 7.58 641320 2003964 124 07:10:27 5170352 7338692 432328 5.32 84756 2247688 696124 7.58 641336 2006388 160 Average: 5203442 7346387 425003 5.23 84455 2222917 707390 7.70 634425 1987004 176 06:30:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:27 ens3 33.57 31.96 16.35 2.58 0.00 0.00 0.00 0.00 06:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:50:01 ens3 14.51 14.75 12.78 1.21 0.00 0.00 0.00 0.00 07:00:27 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 07:00:27 ens3 22.88 22.50 7.79 1.71 0.00 0.00 0.00 0.00 07:10:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:10:27 ens3 12.30 12.17 2.46 0.87 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 20.90 20.43 9.79 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53414) 03/27/26 _x86_64_ (2 CPU) 06:22:55 LINUX RESTART (2 CPU) 06:30:27 CPU %user %nice %system %iowait %steal %idle 06:40:27 all 4.46 0.00 0.71 0.03 0.07 94.72 06:40:27 0 3.41 0.00 0.57 0.02 0.07 95.93 06:40:27 1 5.52 0.00 0.85 0.05 0.08 93.50 06:50:01 all 3.92 0.00 0.57 0.01 0.09 95.42 06:50:01 0 4.72 0.00 0.67 0.02 0.09 94.50 06:50:01 1 3.11 0.00 0.47 0.01 0.08 96.33 07:00:27 all 2.37 0.00 0.53 0.02 0.08 97.00 07:00:27 0 1.66 0.00 0.39 0.03 0.08 97.85 07:00:27 1 3.09 0.00 0.67 0.01 0.09 96.14 07:10:27 all 1.19 0.00 0.24 0.01 0.08 98.48 07:10:27 0 0.83 0.00 0.17 0.01 0.07 98.92 07:10:27 1 1.55 0.00 0.31 0.01 0.10 98.03 Average: all 2.97 0.00 0.51 0.02 0.08 96.42 Average: 0 2.62 0.00 0.45 0.02 0.08 96.84 Average: 1 3.32 0.00 0.58 0.02 0.09 96.00