---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16950 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 750 5298 4 2181 7191 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:f9:c6:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82233sec preferred_lft 82233sec inet6 fe80::f816:3eff:fef9:c615/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16950) 05/20/26 _x86_64_ (2 CPU) 00:30:02 LINUX RESTART (2 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 1.28 0.01 1.27 0.01 0.05 15.61 0.60 01:00:09 1.87 0.25 1.58 0.04 30.97 74.95 437.15 01:10:09 1.25 0.01 1.24 0.00 1.05 15.19 0.17 01:20:09 1.17 0.00 1.16 0.00 0.01 14.45 0.00 01:30:09 1.52 0.00 1.51 0.01 0.00 18.47 0.27 Average: 1.42 0.05 1.35 0.01 6.42 27.73 87.64 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 6284964 7531712 288888 3.55 30736 1421924 528988 5.76 442516 1183528 140 01:00:09 6233488 7507008 313104 3.85 31124 1447936 723876 7.88 457020 1201156 204 01:10:09 6255048 7529376 290784 3.58 31292 1448564 529224 5.76 451912 1201644 208 01:20:09 6255048 7529868 290252 3.57 31444 1448892 529224 5.76 452316 1202128 216 01:30:09 6254072 7529564 290496 3.57 31632 1449348 529440 5.77 452672 1202644 216 Average: 6256524 7525506 294705 3.62 31246 1443333 568150 6.19 451287 1198220 197 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 0.54 0.08 0.11 0.05 0.00 0.00 0.00 0.00 01:00:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 0.47 0.22 3.15 0.05 0.00 0.00 0.00 0.00 01:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 0.37 0.06 0.08 0.04 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 0.44 0.11 0.13 0.08 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.37 0.12 0.13 0.07 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.44 0.12 0.72 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16950) 05/20/26 _x86_64_ (2 CPU) 00:30:02 LINUX RESTART (2 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 0.22 0.00 0.07 0.01 0.04 99.67 00:50:09 0 0.19 0.00 0.08 0.01 0.04 99.70 00:50:09 1 0.24 0.00 0.07 0.02 0.04 99.64 01:00:09 all 0.35 0.00 0.19 0.02 0.04 99.40 01:00:09 0 0.24 0.00 0.21 0.01 0.04 99.50 01:00:09 1 0.47 0.00 0.16 0.04 0.04 99.30 01:10:09 all 0.22 0.00 0.07 0.01 0.04 99.66 01:10:09 0 0.05 0.00 0.08 0.02 0.04 99.81 01:10:09 1 0.38 0.00 0.06 0.01 0.03 99.52 01:20:09 all 0.24 0.00 0.07 0.02 0.04 99.64 01:20:09 0 0.05 0.00 0.09 0.01 0.04 99.81 01:20:09 1 0.42 0.00 0.06 0.02 0.03 99.47 01:30:09 all 0.24 0.00 0.16 0.02 0.04 99.54 01:30:09 0 0.08 0.00 0.17 0.01 0.05 99.70 01:30:09 1 0.40 0.00 0.15 0.04 0.03 99.39 Average: all 0.25 0.00 0.11 0.02 0.04 99.58 Average: 0 0.12 0.00 0.13 0.01 0.04 99.70 Average: 1 0.38 0.00 0.10 0.03 0.03 99.46