---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-21901 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 743 5230 4 2259 7198 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:29:5e:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81380sec preferred_lft 81380sec inet6 fe80::f816:3eff:fe29:5e6d/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-21901) 05/31/26 _x86_64_ (2 CPU) 01:56:24 LINUX RESTART (2 CPU) 02:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.82 0.28 1.52 0.02 32.61 75.22 1.03 02:20:10 1.40 0.01 1.38 0.00 1.10 16.61 0.17 02:30:09 1.40 0.00 1.39 0.01 0.00 17.23 436.17 02:40:01 1.14 0.00 1.14 0.00 0.00 14.02 0.00 02:50:09 1.18 0.00 1.18 0.00 0.00 14.60 0.00 03:00:08 1.27 0.00 1.25 0.02 0.00 16.41 653.62 03:10:01 13.97 0.00 1.26 12.71 0.15 15.26 110505.96 Average: 3.15 0.04 1.30 1.80 4.79 24.11 15772.14 02:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6243892 7521068 299164 3.68 30836 1451648 726760 7.92 456144 1204584 128 02:20:10 6259764 7537800 282444 3.47 31032 1452300 522184 5.69 450972 1205112 184 02:30:09 6251784 7530348 289840 3.56 31208 1452628 522320 5.69 451068 1205616 140 02:40:01 6251544 7530608 289576 3.56 31376 1452944 522388 5.69 451060 1206108 144 02:50:09 6259132 7538696 281480 3.46 31540 1453276 522388 5.69 451348 1206604 124 03:00:08 6256116 7536324 283832 3.49 31720 1453724 522516 5.69 451556 1207104 176 03:10:01 6251088 7531796 288320 3.55 31864 1454096 522640 5.69 451856 1207584 264 Average: 6253331 7532377 287808 3.54 31368 1452945 551599 6.01 452001 1206102 166 02:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.30 0.24 3.24 0.03 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.44 0.03 0.05 0.01 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 0.57 0.03 4.31 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.48 0.06 0.13 0.03 0.00 0.00 0.00 0.00 02:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 0.29 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:08 ens3 0.36 0.07 0.11 0.06 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.41 0.16 0.06 0.48 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 0.09 1.13 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21901) 05/31/26 _x86_64_ (2 CPU) 01:56:24 LINUX RESTART (2 CPU) 02:00:08 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.36 0.00 0.11 0.02 0.03 99.48 02:10:01 0 0.30 0.00 0.11 0.02 0.03 99.54 02:10:01 1 0.41 0.00 0.12 0.02 0.03 99.42 02:20:10 all 0.23 0.00 0.08 0.01 0.03 99.65 02:20:10 0 0.09 0.00 0.08 0.01 0.02 99.79 02:20:10 1 0.36 0.00 0.09 0.01 0.03 99.51 02:30:09 all 0.27 0.00 0.17 0.01 0.02 99.52 02:30:09 0 0.29 0.00 0.18 0.00 0.02 99.51 02:30:09 1 0.25 0.00 0.17 0.02 0.03 99.54 02:40:01 all 0.25 0.00 0.07 0.01 0.03 99.64 02:40:01 0 0.45 0.00 0.05 0.01 0.02 99.47 02:40:01 1 0.05 0.00 0.09 0.01 0.04 99.81 02:50:09 all 0.25 0.00 0.07 0.01 0.03 99.65 02:50:09 0 0.21 0.00 0.07 0.00 0.03 99.69 02:50:09 1 0.29 0.00 0.07 0.01 0.03 99.60 03:00:08 all 0.27 0.00 0.17 0.01 0.03 99.53 03:00:08 0 0.28 0.00 0.15 0.01 0.03 99.53 03:00:08 1 0.26 0.00 0.18 0.01 0.03 99.53 03:10:01 all 0.28 0.00 0.08 0.03 0.03 99.58 03:10:01 0 0.43 0.00 0.06 0.02 0.02 99.47 03:10:01 1 0.14 0.00 0.11 0.05 0.03 99.68 Average: all 0.27 0.00 0.11 0.02 0.03 99.58 Average: 0 0.29 0.00 0.10 0.01 0.02 99.57 Average: 1 0.25 0.00 0.12 0.02 0.03 99.58