---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25754 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 748 5220 4 2264 7193 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:5b:bd:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82134sec preferred_lft 82134sec inet6 fe80::f816:3eff:fe5b:bd4f/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-25754) 06/08/26 _x86_64_ (2 CPU) 01:56:56 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:04 1.27 0.02 1.23 0.01 1.23 15.15 0.72 02:20:34 1.27 0.01 1.24 0.02 0.06 14.86 1.26 02:30:14 14.50 0.00 1.50 12.99 0.15 17.96 113392.71 02:40:34 1.69 0.24 1.41 0.03 29.97 70.83 1.45 02:50:04 1.23 0.00 1.21 0.02 0.00 14.57 1.14 03:00:01 1.45 0.00 1.43 0.03 0.00 17.44 439.59 Average: 3.49 0.05 1.34 2.11 5.40 25.43 18343.82 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:04 6295608 7542508 278236 3.42 30572 1422036 530312 5.78 446220 1183212 228 02:20:34 6294352 7541812 278932 3.43 30788 1422360 530312 5.78 446332 1183760 124 02:30:14 6301656 7549692 270960 3.33 30984 1422732 530320 5.78 446276 1184300 136 02:40:34 6257232 7532024 288144 3.54 31360 1448756 733880 7.99 460948 1201936 172 02:50:04 6258108 7533440 286712 3.53 31556 1449092 733880 7.99 461144 1202464 284 03:00:01 6263824 7539872 280156 3.44 31784 1449544 734260 8.00 462024 1203020 160 Average: 6278463 7539891 280523 3.45 31174 1435753 632161 6.89 453824 1193115 184 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 1.09 0.04 0.09 0.01 0.00 0.00 0.00 0.00 02:20:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:34 ens3 0.41 0.04 0.05 0.01 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 0.30 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:40:34 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:34 ens3 0.69 0.24 3.12 0.07 0.00 0.00 0.00 0.00 02:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 0.31 0.06 0.08 0.04 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.50 0.22 0.13 0.51 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 0.55 0.11 0.60 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25754) 06/08/26 _x86_64_ (2 CPU) 01:56:56 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:04 all 0.24 0.00 0.07 0.02 0.03 99.64 02:10:04 0 0.25 0.00 0.07 0.00 0.02 99.64 02:10:04 1 0.22 0.00 0.07 0.03 0.03 99.64 02:20:34 all 0.27 0.00 0.07 0.01 0.03 99.63 02:20:34 0 0.06 0.00 0.08 0.00 0.03 99.83 02:20:34 1 0.48 0.00 0.06 0.01 0.03 99.43 02:30:14 all 0.29 0.00 0.17 0.03 0.02 99.49 02:30:14 0 0.07 0.00 0.18 0.05 0.02 99.67 02:30:14 1 0.50 0.00 0.16 0.02 0.02 99.30 02:40:34 all 0.40 0.00 0.10 0.03 0.02 99.45 02:40:34 0 0.31 0.00 0.13 0.05 0.03 99.49 02:40:34 1 0.49 0.00 0.08 0.00 0.02 99.41 02:50:04 all 0.26 0.00 0.07 0.02 0.02 99.63 02:50:04 0 0.06 0.00 0.07 0.03 0.03 99.81 02:50:04 1 0.45 0.00 0.07 0.00 0.02 99.45 03:00:01 all 0.32 0.00 0.15 0.01 0.02 99.50 03:00:01 0 0.24 0.00 0.16 0.02 0.02 99.56 03:00:01 1 0.39 0.00 0.14 0.01 0.02 99.43 Average: all 0.29 0.00 0.11 0.02 0.02 99.56 Average: 0 0.17 0.00 0.12 0.03 0.03 99.67 Average: 1 0.42 0.00 0.10 0.01 0.02 99.45