---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19662 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 8.2G 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 791 4872 4 2572 7150 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:d2:3b:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78738sec preferred_lft 78738sec inet6 fe80::f816:3eff:fed2:3b6a/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-19662) 05/25/26 _x86_64_ (2 CPU) 00:36:45 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.51 0.03 1.48 0.00 2.29 17.55 0.17 01:00:01 1.57 0.01 1.55 0.02 0.05 19.08 653.54 01:10:01 1.29 0.00 1.29 0.00 0.00 15.19 0.12 01:20:01 1.44 0.00 1.44 0.00 0.01 17.18 0.03 01:30:01 1.59 0.00 1.58 0.02 0.00 19.03 871.13 01:40:01 13.94 0.00 1.39 12.54 0.15 16.16 109129.20 01:50:01 23.71 3.02 18.39 2.30 228.05 3429.24 628.20 02:00:01 1.59 0.00 1.56 0.04 0.00 19.83 1.64 02:10:01 1.21 0.00 1.19 0.02 0.00 15.53 1.20 02:20:01 1.54 0.00 1.51 0.03 0.00 341.66 1.49 02:30:01 1.73 0.00 1.69 0.04 0.00 173.55 1.87 02:40:01 1.36 0.00 1.34 0.02 0.00 17.19 1.47 Average: 4.37 0.26 2.87 1.25 19.21 341.77 9274.06 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6256024 7534132 285768 3.51 30816 1452784 522292 5.69 458912 1204628 208 01:00:01 6260844 7539524 280232 3.45 31032 1453116 522380 5.69 459052 1205176 180 01:10:01 6258604 7537784 281936 3.47 31204 1453440 522540 5.69 459372 1205672 180 01:20:01 6257024 7536732 282944 3.48 31400 1453768 585932 6.38 465072 1206192 160 01:30:01 6244712 7524952 294692 3.62 31572 1454100 522660 5.69 458120 1206700 124 01:40:01 6252284 7533196 286344 3.52 31740 1454600 522660 5.69 458612 1207212 124 01:50:01 4961192 7158392 608956 7.49 86536 2271500 847860 9.23 815816 2033352 124 02:00:01 4983704 7181480 585804 7.20 86696 2271916 803912 8.76 772008 2033928 168 02:10:01 4984756 7204312 563000 6.92 86872 2293528 835896 9.10 787924 2055712 21208 02:20:01 4823420 7132184 634044 7.80 87068 2381504 905708 9.86 857060 2143888 11404 02:30:01 4635080 6979652 785736 9.66 87288 2416596 1064480 11.59 967056 2179068 240 02:40:01 4706728 7051916 713592 8.77 87444 2417040 952708 10.38 904636 2179672 124 Average: 5552031 7326188 466921 5.74 59139 1897824 717419 7.81 655303 1655100 2854 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.10 0.10 0.16 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.44 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.38 0.05 0.08 0.03 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 0.45 0.10 0.12 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 0.39 0.17 0.08 0.57 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.48 0.08 0.14 0.07 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 97.11 72.38 761.75 13.09 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 31.24 28.91 478.43 1.92 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 80.24 75.67 1230.45 4.96 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 24.86 23.00 380.44 1.54 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 29.33 28.30 464.43 1.87 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 12.61 11.96 189.08 0.83 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 23.22 20.07 292.11 2.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19662) 05/25/26 _x86_64_ (2 CPU) 00:36:45 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.27 0.00 0.11 0.01 0.03 99.58 00:50:01 0 0.45 0.00 0.08 0.01 0.02 99.44 00:50:01 1 0.09 0.00 0.14 0.01 0.03 99.73 01:00:01 all 0.30 0.00 0.17 0.01 0.03 99.49 01:00:01 0 0.50 0.00 0.16 0.01 0.02 99.32 01:00:01 1 0.11 0.00 0.18 0.01 0.03 99.66 01:10:01 all 0.24 0.00 0.08 0.01 0.03 99.64 01:10:01 0 0.41 0.00 0.06 0.02 0.03 99.48 01:10:01 1 0.07 0.00 0.09 0.00 0.04 99.80 01:20:01 all 0.25 0.00 0.08 0.01 0.03 99.63 01:20:01 0 0.42 0.00 0.06 0.01 0.03 99.49 01:20:01 1 0.09 0.00 0.10 0.02 0.04 99.76 01:30:01 all 0.30 0.00 0.17 0.01 0.03 99.48 01:30:01 0 0.32 0.00 0.17 0.01 0.03 99.47 01:30:01 1 0.29 0.00 0.18 0.01 0.03 99.49 01:40:01 all 0.24 0.00 0.07 0.03 0.03 99.63 01:40:01 0 0.41 0.00 0.05 0.02 0.01 99.50 01:40:01 1 0.06 0.00 0.10 0.05 0.04 99.76 01:50:01 all 11.79 0.00 1.79 0.49 0.07 85.86 01:50:01 0 12.31 0.00 2.04 0.72 0.08 84.85 01:50:01 1 11.28 0.00 1.53 0.26 0.05 86.87 02:00:01 all 0.61 0.00 0.34 0.01 0.06 98.98 02:00:01 0 0.54 0.00 0.30 0.01 0.06 99.09 02:00:01 1 0.67 0.00 0.39 0.00 0.06 98.87 02:10:01 all 1.04 0.00 0.57 0.01 0.07 98.32 02:10:01 0 0.80 0.00 0.39 0.01 0.05 98.75 02:10:01 1 1.28 0.00 0.74 0.01 0.09 97.88 02:20:01 all 0.76 0.00 0.21 0.01 0.07 98.95 02:20:01 0 0.76 0.00 0.19 0.01 0.06 98.99 02:20:01 1 0.76 0.00 0.23 0.02 0.08 98.91 02:30:01 all 0.75 0.00 0.35 0.01 0.07 98.82 02:30:01 0 0.78 0.00 0.42 0.02 0.08 98.70 02:30:01 1 0.72 0.00 0.28 0.01 0.06 98.94 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 0.49 0.00 0.20 0.01 0.06 99.25 02:40:01 0 0.55 0.00 0.25 0.01 0.07 99.12 02:40:01 1 0.42 0.00 0.14 0.01 0.06 99.37 Average: all 1.42 0.00 0.34 0.05 0.05 98.14 Average: 0 1.52 0.00 0.35 0.07 0.04 98.02 Average: 1 1.32 0.00 0.34 0.03 0.05 98.26