---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10271 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 7.9G 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 737 5288 4 2212 7204 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:2b:7b:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84105sec preferred_lft 84105sec inet6 fe80::f816:3eff:fe2b:7bda/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-10271) 05/02/26 _x86_64_ (2 CPU) 03:07:39 LINUX RESTART (2 CPU) 03:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:16 23.72 14.63 8.08 1.01 256.47 1141.89 463.91 03:30:16 1.38 0.00 1.34 0.03 0.04 16.91 2.29 03:40:16 1.29 0.00 1.28 0.01 0.00 15.36 0.97 Average: 8.85 4.92 3.58 0.35 86.14 394.17 156.87 03:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:16 5273944 7416760 346532 4.26 87256 2211680 619312 6.75 573396 1984000 136 03:30:16 5263880 7407244 355764 4.37 87452 2212040 619348 6.75 573768 1984556 200 03:40:16 5262968 7406852 356152 4.38 87620 2212396 619520 6.75 573656 1985076 152 Average: 5266931 7410285 352816 4.34 87443 2212039 619393 6.75 573607 1984544 163 03:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:16 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 03:20:16 ens3 27.73 19.17 38.63 4.75 0.00 0.00 0.00 0.00 03:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:16 ens3 0.72 0.33 0.18 0.09 0.00 0.00 0.00 0.00 03:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:16 ens3 0.98 0.27 3.13 0.10 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.88 6.64 14.07 1.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10271) 05/02/26 _x86_64_ (2 CPU) 03:07:39 LINUX RESTART (2 CPU) 03:10:09 CPU %user %nice %system %iowait %steal %idle 03:20:16 all 4.81 0.20 0.91 0.84 0.06 93.18 03:20:16 0 5.31 0.08 0.91 0.95 0.03 92.71 03:20:16 1 4.31 0.33 0.90 0.72 0.08 93.66 03:30:16 all 0.43 0.00 0.24 0.05 0.07 99.22 03:30:16 0 0.43 0.00 0.21 0.03 0.07 99.26 03:30:16 1 0.42 0.00 0.26 0.07 0.07 99.18 03:40:16 all 0.40 0.00 0.13 0.04 0.07 99.36 03:40:16 0 0.40 0.00 0.13 0.04 0.06 99.37 03:40:16 1 0.40 0.00 0.13 0.05 0.07 99.35 Average: all 1.89 0.07 0.43 0.31 0.06 97.24 Average: 0 2.06 0.03 0.42 0.34 0.05 97.10 Average: 1 1.72 0.11 0.43 0.28 0.07 97.38