---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30353 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 753 5213 4 2267 7188 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:35:99:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82203sec preferred_lft 82203sec inet6 fe80::f816:3eff:fe35:9902/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30353) 06/25/26 _x86_64_ (2 CPU) 01:48:29 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:11 1.73 0.02 1.69 0.02 1.22 20.02 643.50 02:10:11 1.95 0.26 1.68 0.01 31.03 75.93 0.53 02:20:01 1.36 0.00 1.36 0.00 0.01 15.64 0.00 02:30:09 1.61 0.00 1.60 0.01 0.00 18.93 430.44 02:40:11 1.36 0.00 1.36 0.00 0.00 15.85 0.00 02:50:11 1.41 0.00 1.41 0.00 0.00 16.56 0.00 Average: 1.57 0.05 1.52 0.01 5.36 27.14 181.24 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:11 6275932 7527204 293200 3.61 30644 1426468 523028 5.70 448468 1187512 176 02:10:11 6242604 7520896 298992 3.68 31004 1452780 720900 7.85 462936 1205412 160 02:20:01 6247996 7526796 293096 3.60 31176 1453104 721036 7.85 463036 1205916 160 02:30:09 6247568 7526932 292888 3.60 31372 1453432 721036 7.85 463136 1206440 176 02:40:11 6247268 7527120 292728 3.60 31532 1453772 721036 7.85 463216 1206932 156 02:50:11 6247016 7527504 292332 3.59 31708 1454216 721036 7.85 463408 1207432 124 Average: 6251397 7526075 293873 3.61 31239 1448962 688012 7.49 460700 1203274 159 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:11 ens3 1.69 0.07 0.21 0.03 0.00 0.00 0.00 0.00 02:10:11 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 0.64 0.24 3.18 0.03 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 0.76 0.05 7.00 0.02 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 0.30 0.06 0.23 0.02 0.00 0.00 0.00 0.00 02:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:11 ens3 0.32 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:11 ens3 0.35 0.08 0.11 0.05 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 0.68 0.09 1.78 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30353) 06/25/26 _x86_64_ (2 CPU) 01:48:29 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:11 all 0.30 0.00 0.18 0.01 0.03 99.49 02:00:11 0 0.15 0.00 0.18 0.01 0.03 99.63 02:00:11 1 0.45 0.00 0.17 0.01 0.02 99.34 02:10:11 all 0.40 0.00 0.11 0.02 0.02 99.45 02:10:11 0 0.60 0.00 0.11 0.04 0.02 99.24 02:10:11 1 0.20 0.00 0.11 0.00 0.03 99.66 02:20:01 all 0.25 0.00 0.08 0.01 0.02 99.65 02:20:01 0 0.44 0.00 0.05 0.01 0.02 99.48 02:20:01 1 0.05 0.00 0.10 0.00 0.03 99.81 02:30:09 all 0.27 0.00 0.15 0.01 0.02 99.53 02:30:09 0 0.46 0.00 0.15 0.02 0.02 99.35 02:30:09 1 0.08 0.00 0.16 0.00 0.03 99.72 02:40:11 all 0.24 0.00 0.07 0.01 0.02 99.66 02:40:11 0 0.22 0.00 0.06 0.01 0.02 99.68 02:40:11 1 0.26 0.00 0.07 0.01 0.02 99.63 02:50:11 all 0.27 0.00 0.07 0.01 0.02 99.63 02:50:11 0 0.08 0.00 0.09 0.02 0.03 99.79 02:50:11 1 0.46 0.00 0.05 0.01 0.02 99.47 Average: all 0.29 0.00 0.11 0.01 0.02 99.57 Average: 0 0.32 0.00 0.11 0.02 0.02 99.53 Average: 1 0.25 0.00 0.11 0.01 0.02 99.60