---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53973 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 8.0G 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 832 5092 4 2306 7109 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:36:33:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83363sec preferred_lft 83363sec inet6 fe80::f816:3eff:fe36:33db/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-53973) 03/29/26 _x86_64_ (2 CPU) 02:12:58 LINUX RESTART (2 CPU) 02:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:30:15 1.74 0.01 1.68 0.05 0.53 111.72 1.37 02:40:15 1.87 0.32 1.53 0.03 39.01 166.35 0.32 02:50:15 1.24 0.01 1.24 0.00 0.20 31.20 0.00 03:00:15 1.57 0.00 1.56 0.01 0.00 25.93 0.47 Average: 1.61 0.08 1.50 0.02 9.94 83.80 0.54 02:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:15 5255148 7363056 409192 5.03 83980 2188556 720100 7.84 631116 1957488 988 02:40:15 5184968 7349060 422244 5.19 84264 2243820 923932 10.06 655520 2002012 192 02:50:15 5187724 7357120 414032 5.09 84420 2248884 898964 9.79 655012 2007240 204 03:00:15 5182168 7354020 416980 5.13 84552 2251156 898964 9.79 655092 2009644 224 Average: 5202502 7355814 415612 5.11 84304 2233104 860490 9.37 649185 1994096 402 02:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:15 ens3 32.40 30.31 15.56 2.43 0.00 0.00 0.00 0.00 02:40:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 14.98 14.56 28.38 1.21 0.00 0.00 0.00 0.00 02:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:15 ens3 23.69 23.23 5.10 1.74 0.00 0.00 0.00 0.00 03:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:15 ens3 12.46 12.12 2.63 0.88 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 20.88 20.05 12.92 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53973) 03/29/26 _x86_64_ (2 CPU) 02:12:58 LINUX RESTART (2 CPU) 02:20:15 CPU %user %nice %system %iowait %steal %idle 02:30:15 all 4.42 0.00 0.74 0.03 0.05 94.76 02:30:15 0 4.51 0.00 0.76 0.04 0.06 94.63 02:30:15 1 4.32 0.00 0.72 0.02 0.05 94.88 02:40:15 all 4.23 0.00 0.63 0.07 0.06 95.01 02:40:15 0 6.24 0.00 0.78 0.09 0.07 92.82 02:40:15 1 2.22 0.00 0.48 0.05 0.05 97.21 02:50:15 all 2.46 0.00 0.45 0.01 0.06 97.02 02:50:15 0 2.81 0.00 0.48 0.01 0.06 96.65 02:50:15 1 2.12 0.00 0.43 0.01 0.06 97.38 03:00:15 all 1.27 0.00 0.35 0.01 0.06 98.31 03:00:15 0 1.11 0.00 0.28 0.01 0.06 98.53 03:00:15 1 1.43 0.00 0.42 0.01 0.06 98.08 Average: all 3.10 0.00 0.54 0.03 0.06 96.27 Average: 0 3.67 0.00 0.57 0.04 0.06 95.66 Average: 1 2.52 0.00 0.51 0.02 0.06 96.89