---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23024 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 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 781 5115 4 2345 7160 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:db:24:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 18017sec preferred_lft 18017sec inet6 fe80::f816:3eff:fedb:2412/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23024) 06/04/26 _x86_64_ (2 CPU) 00:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:25 1.72 0.01 1.69 0.01 0.80 19.84 423.15 00:20:22 1.67 0.11 1.53 0.03 3.07 21.64 429.54 00:30:27 1.79 0.00 1.77 0.02 0.00 19.50 643.25 00:40:12 26.39 3.09 20.96 2.34 232.02 3571.04 1186.61 00:50:27 1.60 0.00 1.58 0.02 0.00 24.27 1.08 Average: 6.49 0.62 5.39 0.47 45.77 709.87 530.59 00:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:25 6088372 7479068 329964 4.06 51420 1535524 751408 8.18 501124 1304472 168 00:20:22 6113968 7472036 336812 4.14 51584 1502640 748812 8.16 500016 1271500 208 00:30:27 6110456 7469000 339752 4.18 51708 1503004 748876 8.16 500104 1271952 180 00:40:12 5101984 7372612 384520 4.73 102632 2320124 843932 9.19 615232 2094788 208 00:50:27 5031160 7303724 453472 5.58 102732 2322020 874996 9.53 638360 2096784 420 Average: 5689188 7419288 368904 4.54 72015 1836662 793605 8.64 550967 1607899 237 00:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:25 ens3 0.22 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:22 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:22 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:27 ens3 0.58 0.18 0.18 0.73 0.00 0.00 0.00 0.00 00:40:12 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:12 ens3 64.19 49.84 324.22 13.16 0.00 0.00 0.00 0.00 00:50:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:27 ens3 12.43 9.48 70.47 0.97 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 15.17 11.66 77.32 2.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23024) 06/04/26 _x86_64_ (2 CPU) 00:00:12 CPU %user %nice %system %iowait %steal %idle 00:10:25 all 0.25 0.00 0.12 0.01 0.03 99.60 00:10:25 0 0.41 0.00 0.11 0.01 0.02 99.46 00:10:25 1 0.09 0.00 0.12 0.01 0.04 99.74 00:20:22 all 0.63 0.00 0.23 0.11 0.02 99.01 00:20:22 0 0.49 0.00 0.24 0.07 0.02 99.17 00:20:22 1 0.77 0.00 0.22 0.15 0.02 98.85 00:30:27 all 0.26 0.00 0.16 0.01 0.02 99.55 00:30:27 0 0.23 0.00 0.15 0.01 0.02 99.59 00:30:27 1 0.28 0.00 0.16 0.01 0.02 99.52 00:40:12 all 12.34 0.00 1.80 0.53 0.05 85.29 00:40:12 0 14.61 0.00 1.98 0.87 0.05 82.49 00:40:12 1 10.06 0.00 1.61 0.20 0.05 88.08 00:50:27 all 0.91 0.00 0.22 0.01 0.04 98.82 00:50:27 0 0.76 0.00 0.24 0.01 0.04 98.95 00:50:27 1 1.06 0.00 0.21 0.01 0.04 98.68 Average: all 2.80 0.00 0.49 0.13 0.03 96.54 Average: 0 3.22 0.00 0.53 0.19 0.03 96.03 Average: 1 2.39 0.00 0.46 0.07 0.03 97.04