---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33568 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 742 5151 4 2339 7199 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:a5:1a:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84442sec preferred_lft 84442sec inet6 fe80::f816:3eff:fea5:1ad0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33568) 07/07/26 _x86_64_ (2 CPU) 01:58:08 LINUX RESTART (2 CPU) 02:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 13.34 1.48 10.28 1.58 123.37 2044.64 672.86 02:20:48 1.35 0.01 1.32 0.02 0.06 50.24 1.22 02:30:14 6.74 0.36 5.07 1.31 40.45 520.15 1805.89 Average: 6.95 0.60 5.42 0.93 52.98 848.52 787.48 02:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 5229116 7412308 355096 4.37 85744 2258276 682924 7.44 585324 2028720 192 02:20:48 5214972 7409728 357476 4.40 85948 2269648 660412 7.19 586948 2040304 232 02:30:14 5328612 7419352 356260 4.38 88608 2170712 599744 6.53 586092 1933284 11592 Average: 5257567 7413796 356277 4.38 86767 2232879 647693 7.05 586121 2000769 4005 02:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 02:10:01 ens3 93.20 78.48 56.54 13.44 0.00 0.00 0.00 0.00 02:20:48 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:48 ens3 25.15 25.17 8.24 2.05 0.00 0.00 0.00 0.00 02:30:14 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:30:14 ens3 61.04 56.67 32.19 16.29 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 58.63 52.46 31.52 10.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33568) 07/07/26 _x86_64_ (2 CPU) 01:58:08 LINUX RESTART (2 CPU) 02:00:13 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 9.92 0.00 1.60 0.26 0.04 88.17 02:10:01 0 9.44 0.00 1.50 0.16 0.04 88.87 02:10:01 1 10.41 0.00 1.70 0.37 0.05 87.47 02:20:48 all 3.36 0.00 0.55 0.04 0.04 96.00 02:20:48 0 2.56 0.00 0.41 0.04 0.04 96.94 02:20:48 1 4.16 0.00 0.69 0.03 0.04 95.07 02:30:14 all 10.12 0.00 1.37 0.11 0.05 88.34 02:30:14 0 11.77 0.00 1.57 0.09 0.05 86.53 02:30:14 1 8.49 0.00 1.17 0.14 0.05 90.15 Average: all 7.63 0.00 1.15 0.14 0.05 91.04 Average: 0 7.69 0.00 1.13 0.09 0.05 91.04 Average: 1 7.56 0.00 1.17 0.18 0.05 91.05