---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-35672 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 8.1G 30G 22% / 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 789 4991 4 2463 7152 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:92:05:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 51817sec preferred_lft 51817sec inet6 fe80::f816:3eff:fe92:52d/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-35672) 07/15/26 _x86_64_ (2 CPU) 00:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:17 1.83 0.02 1.80 0.02 0.81 21.52 0.19 00:20:01 1.74 0.11 1.60 0.03 3.14 22.71 530.34 00:30:02 1.74 0.00 1.72 0.02 0.00 19.24 0.37 00:40:02 26.13 2.83 20.97 2.34 223.02 3544.66 1555.68 00:50:01 1.72 0.00 1.70 0.02 0.00 57.61 1.15 01:00:02 1.95 0.00 1.91 0.03 0.00 100.10 1.50 Average: 5.87 0.49 4.97 0.41 37.99 630.50 347.30 00:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:17 6135740 7530680 278052 3.42 53372 1537532 589532 6.42 474068 1307888 132 00:20:01 6150940 7508480 300136 3.69 53528 1499900 587712 6.40 472612 1270196 124 00:30:02 6158796 7516800 291760 3.59 53652 1500236 587712 6.40 472676 1270648 296 00:40:02 5106784 7398236 357420 4.39 105060 2337116 684860 7.46 602768 2113956 964 00:50:01 5085936 7388880 366876 4.51 105172 2348532 708100 7.71 609476 2125484 484 01:00:02 5048452 7375044 380636 4.68 105284 2372048 702564 7.65 612688 2148992 452 Average: 5614441 7453020 329147 4.05 79345 1932561 643413 7.01 540715 1706194 409 00:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:17 ens3 0.18 0.05 0.06 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.13 0.04 0.03 0.02 0.00 0.00 0.00 0.00 00:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:02 ens3 0.48 0.11 0.16 0.09 0.00 0.00 0.00 0.00 00:40:02 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:02 ens3 68.02 46.63 323.68 12.28 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 35.97 29.22 8.01 3.85 0.00 0.00 0.00 0.00 01:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 44.85 43.77 10.09 6.18 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 25.06 20.06 57.27 3.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35672) 07/15/26 _x86_64_ (2 CPU) 00:00:17 CPU %user %nice %system %iowait %steal %idle 00:10:17 all 0.26 0.00 0.11 0.04 0.02 99.58 00:10:17 0 0.44 0.00 0.09 0.06 0.01 99.40 00:10:17 1 0.07 0.00 0.13 0.02 0.03 99.76 00:20:01 all 0.67 0.00 0.22 0.03 0.02 99.06 00:20:01 0 0.70 0.00 0.21 0.04 0.02 99.03 00:20:01 1 0.64 0.00 0.23 0.02 0.02 99.08 00:30:02 all 0.27 0.00 0.17 0.04 0.02 99.50 00:30:02 0 0.20 0.00 0.16 0.06 0.02 99.56 00:30:02 1 0.33 0.00 0.19 0.02 0.03 99.44 00:40:02 all 12.04 0.00 1.71 1.19 0.05 85.01 00:40:02 0 11.12 0.00 1.58 1.05 0.05 86.19 00:40:02 1 12.96 0.00 1.83 1.34 0.05 83.82 00:50:01 all 6.27 0.00 0.51 0.14 0.07 93.01 00:50:01 0 6.08 0.00 0.55 0.22 0.07 93.08 00:50:01 1 6.46 0.00 0.48 0.05 0.07 92.94 01:00:02 all 8.32 0.00 0.63 0.09 0.06 90.90 01:00:02 0 9.23 0.00 0.67 0.13 0.06 89.91 01:00:02 1 7.40 0.00 0.59 0.05 0.07 91.89 Average: all 4.65 0.00 0.56 0.26 0.04 94.49 Average: 0 4.64 0.00 0.54 0.26 0.04 94.52 Average: 1 4.66 0.00 0.57 0.25 0.04 94.47