---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12467 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 5287 4 2191 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:f6:8a:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81969sec preferred_lft 81969sec inet6 fe80::f816:3eff:fef6:8a48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12467) 05/10/26 _x86_64_ (2 CPU) 01:44:45 LINUX RESTART (2 CPU) 01:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:14 1.63 0.03 1.59 0.01 1.23 18.53 428.89 02:10:14 1.32 0.00 1.31 0.02 0.00 15.49 1.09 02:20:14 1.22 0.00 1.20 0.02 0.01 14.71 1.21 02:30:14 1.38 0.00 1.35 0.03 0.00 17.08 437.11 02:40:14 1.82 0.26 1.53 0.03 32.03 73.99 1.32 02:50:14 2.63 1.31 1.30 0.03 95.85 106.72 1.04 Average: 1.67 0.27 1.38 0.02 21.46 41.02 145.90 01:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:14 6288792 7540316 280296 3.45 30700 1426400 530120 5.77 443248 1187396 180 02:10:14 6288792 7540848 279764 3.44 30896 1426732 530328 5.78 443380 1187924 196 02:20:14 6287628 7540220 280384 3.45 31104 1427056 530328 5.78 443436 1188456 140 02:30:14 6289188 7542296 278256 3.42 31300 1427384 530396 5.78 443516 1188968 200 02:40:14 6250824 7530948 289164 3.56 31692 1453640 530340 5.78 449656 1206552 88 02:50:14 6065156 7437844 376936 4.63 39168 1534232 627180 6.83 576980 1281936 35424 Average: 6245063 7522079 297467 3.66 32477 1449241 546449 5.95 466703 1206872 6038 01:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 1.14 0.06 0.14 0.04 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 0.40 0.05 0.05 0.01 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 0.89 0.05 10.83 0.02 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.47 0.03 0.80 0.01 0.00 0.00 0.00 0.00 02:40:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:14 ens3 0.62 0.23 3.18 0.06 0.00 0.00 0.00 0.00 02:50:14 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:14 ens3 17.93 10.48 50.57 4.53 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 3.57 1.81 10.90 0.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12467) 05/10/26 _x86_64_ (2 CPU) 01:44:45 LINUX RESTART (2 CPU) 01:50:04 CPU %user %nice %system %iowait %steal %idle 02:00:14 all 0.29 0.00 0.16 0.04 0.03 99.48 02:00:14 0 0.09 0.00 0.17 0.02 0.03 99.68 02:00:14 1 0.48 0.00 0.15 0.05 0.03 99.28 02:10:14 all 0.24 0.00 0.08 0.02 0.02 99.64 02:10:14 0 0.38 0.00 0.08 0.01 0.02 99.51 02:10:14 1 0.10 0.00 0.08 0.03 0.02 99.78 02:20:14 all 0.24 0.00 0.07 0.04 0.03 99.62 02:20:14 0 0.43 0.00 0.06 0.06 0.03 99.43 02:20:14 1 0.05 0.00 0.09 0.03 0.03 99.81 02:30:14 all 0.24 0.00 0.16 0.18 0.03 99.40 02:30:14 0 0.41 0.00 0.13 0.10 0.03 99.34 02:30:14 1 0.08 0.00 0.18 0.25 0.03 99.46 02:40:14 all 0.36 0.00 0.11 0.10 0.02 99.40 02:40:14 0 0.39 0.00 0.14 0.12 0.03 99.33 02:40:14 1 0.33 0.00 0.09 0.08 0.02 99.48 02:50:14 all 0.97 0.00 0.22 0.07 0.02 98.71 02:50:14 0 1.10 0.00 0.29 0.07 0.03 98.52 02:50:14 1 0.85 0.00 0.16 0.07 0.02 98.90 Average: all 0.39 0.00 0.13 0.07 0.03 99.38 Average: 0 0.46 0.00 0.14 0.06 0.03 99.30 Average: 1 0.32 0.00 0.12 0.09 0.03 99.45