---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8006 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 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 782 5178 4 2270 7159 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:22:a5:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80978sec preferred_lft 80978sec inet6 fe80::f816:3eff:fe22:a566/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8006) 03/22/26 _x86_64_ (2 CPU) 01:53:55 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:34 1.96 0.31 1.63 0.02 38.05 70.24 0.62 02:20:14 1.41 0.00 1.40 0.02 0.01 16.37 1.12 02:30:44 1.49 0.00 1.46 0.03 0.00 17.49 6.91 02:40:04 1.33 0.00 1.32 0.02 0.00 15.56 1.16 02:50:34 13.41 0.00 1.44 11.97 0.14 16.88 103928.57 03:00:44 22.11 2.99 16.92 2.20 224.39 3041.17 797.80 03:10:14 1.58 0.00 1.58 0.00 0.00 63.70 0.03 03:20:44 1.37 0.00 1.37 0.00 0.33 89.70 0.00 Average: 5.67 0.42 3.40 1.84 33.30 419.66 13622.40 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:34 6239156 7514724 305308 3.75 30836 1450040 520472 5.67 463552 1200048 128 02:20:14 6239184 7515292 304688 3.75 31044 1450372 520472 5.67 463596 1200584 152 02:30:44 6239776 7516460 303520 3.73 31264 1450696 520640 5.67 463692 1201132 176 02:40:04 6247588 7524776 295192 3.63 31444 1451020 520708 5.67 463876 1201628 272 02:50:34 6247116 7525036 294896 3.63 31668 1451520 520708 5.67 464064 1202192 176 03:00:44 5296280 7400980 370700 4.56 85016 2183892 655468 7.14 614512 1942360 744 03:10:14 5274696 7391056 380752 4.68 85144 2195464 679668 7.40 622216 1954084 340 03:20:44 5248176 7388784 383012 4.71 85280 2219560 674460 7.35 625412 1978220 1496 Average: 5878996 7472138 329758 4.05 51462 1731570 576574 6.28 522615 1485031 436 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:34 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:34 ens3 0.79 0.18 2.91 0.03 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 1.15 0.04 3.23 0.01 0.00 0.00 0.00 0.00 02:30:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:44 ens3 0.30 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 0.41 0.09 0.11 0.06 0.00 0.00 0.00 0.00 02:50:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:34 ens3 0.23 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:00:44 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:44 ens3 61.41 44.72 291.08 11.15 0.00 0.00 0.00 0.00 03:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 37.33 31.62 7.80 4.38 0.00 0.00 0.00 0.00 03:20:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:44 ens3 44.89 43.85 9.92 6.09 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 18.33 15.11 39.67 2.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8006) 03/22/26 _x86_64_ (2 CPU) 01:53:55 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:34 all 0.32 0.00 0.10 0.02 0.04 99.51 02:10:34 0 0.29 0.00 0.09 0.02 0.04 99.57 02:10:34 1 0.36 0.00 0.12 0.03 0.04 99.46 02:20:14 all 0.28 0.00 0.07 0.02 0.04 99.60 02:20:14 0 0.22 0.00 0.08 0.02 0.04 99.64 02:20:14 1 0.34 0.00 0.06 0.01 0.04 99.56 02:30:44 all 0.27 0.00 0.15 0.01 0.03 99.53 02:30:44 0 0.07 0.00 0.17 0.01 0.04 99.70 02:30:44 1 0.47 0.00 0.14 0.00 0.02 99.37 02:40:04 all 0.19 0.00 0.08 0.01 0.03 99.69 02:40:04 0 0.30 0.00 0.08 0.01 0.03 99.58 02:40:04 1 0.08 0.00 0.08 0.01 0.03 99.79 02:50:34 all 0.23 0.00 0.09 0.03 0.03 99.62 02:50:34 0 0.41 0.00 0.06 0.01 0.02 99.50 02:50:34 1 0.06 0.00 0.11 0.05 0.04 99.75 03:00:44 all 10.86 0.00 1.71 0.51 0.05 86.88 03:00:44 0 10.74 0.00 1.57 0.48 0.05 87.16 03:00:44 1 10.98 0.00 1.85 0.53 0.05 86.59 03:10:14 all 5.73 0.00 0.47 0.01 0.07 93.72 03:10:14 0 3.79 0.00 0.39 0.01 0.07 95.73 03:10:14 1 7.67 0.00 0.54 0.01 0.08 91.69 03:20:44 all 7.88 0.00 0.49 0.01 0.08 91.55 03:20:44 0 4.40 0.00 0.42 0.00 0.07 95.10 03:20:44 1 11.37 0.00 0.56 0.01 0.08 87.98 Average: all 3.22 0.00 0.40 0.08 0.05 96.26 Average: 0 2.53 0.00 0.36 0.07 0.04 97.00 Average: 1 3.92 0.00 0.43 0.08 0.05 95.52