---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66598 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 7.8G 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 786 5295 4 2147 7155 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:54:d1:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83517sec preferred_lft 83517sec inet6 fe80::f816:3eff:fe54:d17c/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-66598) 04/05/26 _x86_64_ (2 CPU) 00:22:28 LINUX RESTART (2 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:19 21.32 2.94 16.20 2.17 221.65 3034.96 644.56 00:50:19 1.22 0.00 1.20 0.02 0.00 15.00 1.20 01:00:01 1.45 0.00 1.42 0.03 0.00 17.66 1.36 01:10:18 19.16 0.08 4.46 14.61 6.11 240.69 106413.50 Average: 10.99 0.77 5.92 4.30 58.23 845.32 27319.42 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:19 5315700 7396996 375220 4.61 84140 2161680 660980 7.20 604484 1931140 132 00:50:19 5315452 7397256 375004 4.61 84308 2162036 661152 7.20 604816 1931664 132 01:00:01 5312320 7394648 377600 4.64 84476 2162396 661152 7.20 605048 1932192 124 01:10:18 5509416 7412432 369200 4.54 87540 1988376 626420 6.82 598024 1759592 27424 Average: 5363222 7400333 374256 4.60 85116 2118622 652426 7.11 603093 1888647 6953 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:19 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:19 ens3 62.33 42.89 289.67 11.11 0.00 0.00 0.00 0.00 00:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:19 ens3 2.03 0.23 0.33 0.11 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 0.93 0.21 0.14 0.05 0.00 0.00 0.00 0.00 01:10:18 lo 1.08 1.08 0.07 0.07 0.00 0.00 0.00 0.00 01:10:18 ens3 7.70 5.37 9.18 3.42 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 18.63 12.45 76.52 3.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66598) 04/05/26 _x86_64_ (2 CPU) 00:22:28 LINUX RESTART (2 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:19 all 10.33 0.00 1.59 0.47 0.05 87.56 00:40:19 0 12.41 0.00 1.71 0.61 0.05 85.23 00:40:19 1 8.26 0.00 1.46 0.33 0.06 89.89 00:50:19 all 0.34 0.00 0.12 0.01 0.06 99.47 00:50:19 0 0.36 0.00 0.11 0.01 0.06 99.47 00:50:19 1 0.32 0.00 0.13 0.01 0.07 99.47 01:00:01 all 0.40 0.00 0.21 0.01 0.07 99.32 01:00:01 0 0.35 0.00 0.25 0.01 0.09 99.30 01:00:01 1 0.45 0.00 0.17 0.01 0.05 99.33 01:10:18 all 3.90 0.00 0.56 0.11 0.07 95.36 01:10:18 0 3.35 0.00 0.55 0.15 0.09 95.86 01:10:18 1 4.45 0.00 0.57 0.07 0.04 94.87 Average: all 3.82 0.00 0.63 0.15 0.06 95.34 Average: 0 4.20 0.00 0.67 0.20 0.07 94.87 Average: 1 3.43 0.00 0.59 0.11 0.06 95.81