---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22426 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 8.0G 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 796 5029 4 2414 7145 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:64:56:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80964sec preferred_lft 80964sec inet6 fe80::f816:3eff:fe64:56fc/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-22426) 06/02/26 _x86_64_ (2 CPU) 01:49:02 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:10 15.75 13.39 2.28 0.08 150.34 56.57 7.34 02:10:11 1.18 0.00 1.17 0.00 0.04 14.43 0.12 02:20:01 1.06 0.00 1.06 0.00 0.01 12.88 0.00 02:30:13 13.91 0.00 1.54 12.37 0.14 18.75 107036.01 02:40:13 1.32 0.00 1.30 0.02 0.00 16.13 1.09 02:50:01 1.81 0.26 1.53 0.03 31.56 74.96 1.17 03:00:12 27.99 2.95 22.71 2.33 223.20 3635.89 1674.30 03:10:03 1.44 0.00 1.41 0.03 0.35 67.76 5.87 Average: 8.17 2.10 4.17 1.89 51.35 494.68 13857.96 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:10 6221872 7521920 290072 3.57 34068 1463728 530028 5.77 449396 1230388 124 02:10:11 6229444 7530012 282012 3.47 34252 1464064 530160 5.77 449480 1230900 188 02:20:01 6229220 7530244 281816 3.47 34408 1464348 530160 5.77 449412 1231348 176 02:30:13 6232512 7534176 277716 3.41 34624 1464756 530252 5.78 449608 1231944 160 02:40:13 6232512 7534724 277164 3.41 34836 1465084 530324 5.78 449860 1232484 124 02:50:01 6186728 7515760 295632 3.64 35220 1491156 725144 7.90 464648 1250044 240 03:00:12 5109936 7359740 399016 4.91 89956 2312648 854504 9.31 622620 2080860 276 03:10:03 5105252 7370280 388488 4.78 90124 2327728 865740 9.43 625948 2095980 680 Average: 5943434 7487107 311490 3.83 48436 1681689 637039 6.94 495122 1447994 246 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 1.59 0.09 0.23 0.05 0.00 0.00 0.00 0.00 02:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 0.39 0.04 0.05 0.02 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 0.29 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 0.25 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 0.32 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.58 0.26 3.27 0.09 0.00 0.00 0.00 0.00 03:00:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:12 ens3 73.16 52.01 312.57 12.36 0.00 0.00 0.00 0.00 03:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:03 ens3 48.12 43.41 9.97 5.65 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.65 12.02 41.42 2.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22426) 06/02/26 _x86_64_ (2 CPU) 01:49:02 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:10 all 0.39 0.21 0.27 0.38 0.03 98.72 02:00:10 0 0.37 0.21 0.27 0.37 0.03 98.75 02:00:10 1 0.41 0.21 0.27 0.40 0.03 98.68 02:10:11 all 0.28 0.00 0.07 0.03 0.03 99.59 02:10:11 0 0.48 0.00 0.05 0.05 0.02 99.39 02:10:11 1 0.08 0.00 0.09 0.01 0.03 99.79 02:20:01 all 0.24 0.00 0.08 0.02 0.02 99.65 02:20:01 0 0.43 0.00 0.06 0.02 0.01 99.47 02:20:01 1 0.05 0.00 0.09 0.02 0.02 99.83 02:30:13 all 0.25 0.00 0.17 0.18 0.02 99.39 02:30:13 0 0.41 0.00 0.13 0.07 0.02 99.37 02:30:13 1 0.08 0.00 0.20 0.28 0.02 99.42 02:40:13 all 0.25 0.00 0.07 0.20 0.02 99.45 02:40:13 0 0.46 0.00 0.05 0.07 0.01 99.42 02:40:13 1 0.05 0.00 0.10 0.34 0.03 99.48 02:50:01 all 0.38 0.00 0.11 0.17 0.02 99.33 02:50:01 0 0.41 0.00 0.10 0.23 0.02 99.24 02:50:01 1 0.34 0.00 0.12 0.11 0.02 99.41 03:00:12 all 14.22 0.00 2.09 5.02 0.07 78.60 03:00:12 0 12.87 0.00 2.04 5.33 0.06 79.70 03:00:12 1 15.58 0.00 2.14 4.71 0.07 77.50 03:10:03 all 6.44 0.00 0.59 0.12 0.06 92.79 03:10:03 0 7.09 0.00 0.60 0.15 0.05 92.11 03:10:03 1 5.79 0.00 0.58 0.10 0.06 93.48 Average: all 2.81 0.03 0.43 0.77 0.03 95.92 Average: 0 2.82 0.03 0.42 0.80 0.03 95.91 Average: 1 2.80 0.03 0.45 0.75 0.04 95.94