---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-54118 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 738 5308 4 2183 7203 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:c1:a5:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81208sec preferred_lft 81208sec inet6 fe80::f816:3eff:fec1:a520/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54118) 03/30/26 _x86_64_ (2 CPU) 00:42:07 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.56 0.01 1.54 0.01 0.05 18.45 436.19 01:10:14 1.90 0.31 1.56 0.03 38.23 64.87 1.49 01:20:01 1.42 0.01 1.41 0.01 1.09 23.48 0.42 01:30:01 1.54 0.00 1.53 0.01 0.00 18.62 0.27 01:40:14 1.42 0.00 1.42 0.00 0.00 16.42 0.00 01:50:01 36.20 3.10 17.39 15.72 232.83 3194.57 110793.90 02:00:01 1.66 0.01 1.64 0.02 0.57 36.99 0.27 Average: 6.43 0.48 3.74 2.21 38.38 472.49 15557.61 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6298088 7549188 271292 3.34 30712 1426012 528228 5.75 446600 1187288 124 01:10:14 6246264 7526048 293900 3.61 31104 1453940 725680 7.90 463772 1204544 2168 01:20:01 6256552 7537144 282836 3.48 31284 1454556 528340 5.75 458792 1205028 124 01:30:01 6271004 7552152 267784 3.29 31476 1454884 528504 5.76 458600 1205548 124 01:40:14 6270656 7552452 267484 3.29 31636 1455364 528564 5.76 458980 1206060 156 01:50:01 5354520 7466180 305620 3.76 84892 2190880 561432 6.12 549688 1949248 2396 02:00:01 5257268 7371348 400332 4.92 85032 2193244 655196 7.14 609320 1951748 348 Average: 5993479 7507787 298464 3.67 46591 1661269 579421 6.31 492250 1415638 777 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.69 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:14 ens3 1.10 0.20 12.95 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.60 0.08 0.17 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.32 0.06 0.08 0.04 0.00 0.00 0.00 0.00 01:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:14 ens3 0.37 0.08 0.10 0.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.36 1.36 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 60.12 42.14 303.70 11.54 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 11.59 8.51 37.34 1.30 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.51 7.18 49.76 1.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54118) 03/30/26 _x86_64_ (2 CPU) 00:42:07 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.25 0.00 0.16 0.01 0.03 99.55 01:00:01 0 0.29 0.00 0.14 0.01 0.03 99.54 01:00:01 1 0.21 0.00 0.18 0.02 0.04 99.56 01:10:14 all 0.33 0.00 0.10 0.03 0.04 99.50 01:10:14 0 0.44 0.00 0.11 0.01 0.04 99.40 01:10:14 1 0.23 0.00 0.10 0.04 0.04 99.60 01:20:01 all 0.27 0.00 0.07 0.01 0.04 99.61 01:20:01 0 0.05 0.00 0.09 0.02 0.04 99.80 01:20:01 1 0.49 0.00 0.06 0.01 0.03 99.41 01:30:01 all 0.27 0.00 0.16 0.01 0.04 99.52 01:30:01 0 0.07 0.00 0.17 0.02 0.05 99.70 01:30:01 1 0.47 0.00 0.15 0.01 0.03 99.34 01:40:14 all 0.24 0.00 0.07 0.01 0.04 99.64 01:40:14 0 0.05 0.00 0.09 0.02 0.05 99.79 01:40:14 1 0.42 0.00 0.06 0.00 0.03 99.49 01:50:01 all 10.87 0.00 1.70 0.90 0.06 86.47 01:50:01 0 11.11 0.00 1.78 0.98 0.06 86.06 01:50:01 1 10.63 0.00 1.62 0.83 0.06 86.87 02:00:01 all 1.00 0.00 0.29 0.01 0.08 98.62 02:00:01 0 1.37 0.00 0.36 0.01 0.10 98.16 02:00:01 1 0.63 0.00 0.22 0.01 0.05 99.09 Average: all 1.86 0.00 0.36 0.14 0.05 97.60 Average: 0 1.88 0.00 0.39 0.15 0.05 97.53 Average: 1 1.83 0.00 0.34 0.13 0.04 97.66