---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-4738 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: 5599.94 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 5294 4 2187 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:08:5a:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82189sec preferred_lft 82189sec inet6 fe80::f816:3eff:fe08:5ac5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4738) 04/20/26 _x86_64_ (2 CPU) 01:58:17 LINUX RESTART (2 CPU) 02:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.30 0.03 1.27 0.01 1.24 15.46 0.60 02:20:02 14.00 0.01 1.44 12.54 0.21 17.09 109113.84 02:30:01 2.24 0.34 1.86 0.04 41.19 77.46 655.26 02:40:02 1.41 0.00 1.40 0.00 1.05 16.69 0.05 02:50:03 1.30 0.00 1.30 0.00 0.00 15.75 0.00 03:00:02 2.01 0.40 1.59 0.02 15.85 52.02 872.27 Average: 3.71 0.13 1.48 2.10 9.92 32.40 18452.50 02:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6283960 7534328 286088 3.52 30612 1425608 527136 5.74 441660 1187220 296 02:20:02 6282704 7533676 286684 3.53 30832 1425976 527272 5.74 441668 1187788 240 02:30:01 6226332 7506928 312736 3.85 31236 1454776 726708 7.92 459232 1205364 220 02:40:02 6239352 7520752 298968 3.68 31400 1455408 527692 5.75 456064 1205852 192 02:50:03 6239352 7521264 298460 3.67 31572 1455740 527712 5.75 456052 1206356 228 03:00:02 6202496 7506560 312796 3.85 31884 1477276 571368 6.22 496772 1226552 7256 Average: 6245699 7520585 299289 3.68 31256 1449131 567981 6.19 458575 1203189 1405 02:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.25 0.05 0.14 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.40 0.05 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.47 0.22 3.09 0.03 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.55 0.14 0.18 0.11 0.00 0.00 0.00 0.00 02:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 0.21 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:02 ens3 13.78 7.09 35.28 3.30 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 2.77 1.26 6.46 0.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4738) 04/20/26 _x86_64_ (2 CPU) 01:58:17 LINUX RESTART (2 CPU) 02:00:02 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.27 0.00 0.09 0.01 0.02 99.61 02:10:01 0 0.08 0.00 0.10 0.01 0.02 99.79 02:10:01 1 0.45 0.00 0.08 0.02 0.02 99.43 02:20:02 all 0.24 0.00 0.10 0.03 0.02 99.61 02:20:02 0 0.16 0.00 0.13 0.06 0.02 99.63 02:20:02 1 0.32 0.00 0.07 0.01 0.02 99.59 02:30:01 all 0.45 0.00 0.23 0.03 0.02 99.27 02:30:01 0 0.57 0.00 0.19 0.03 0.02 99.19 02:30:01 1 0.33 0.00 0.27 0.02 0.03 99.35 02:40:02 all 0.30 0.00 0.10 0.02 0.02 99.56 02:40:02 0 0.35 0.00 0.12 0.02 0.02 99.51 02:40:02 1 0.26 0.00 0.09 0.03 0.02 99.61 02:50:03 all 0.23 0.00 0.08 0.01 0.02 99.66 02:50:03 0 0.16 0.00 0.09 0.01 0.02 99.72 02:50:03 1 0.30 0.00 0.07 0.01 0.02 99.60 03:00:02 all 0.58 0.00 0.22 0.04 0.02 99.14 03:00:02 0 0.69 0.00 0.22 0.04 0.02 99.03 03:00:02 1 0.47 0.00 0.21 0.04 0.02 99.25 Average: all 0.35 0.00 0.14 0.02 0.02 99.47 Average: 0 0.33 0.00 0.14 0.03 0.02 99.48 Average: 1 0.36 0.00 0.13 0.02 0.02 99.47