---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-20240 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 8.0G 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 779 5065 4 2397 7162 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:12:1e:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 7396sec preferred_lft 7396sec inet6 fe80::f816:3eff:fe12:1ec0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-20240) 05/27/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:06 1.81 0.01 1.78 0.02 0.81 21.26 214.64 00:20:36 1.88 0.10 1.75 0.03 2.91 23.86 664.24 00:30:01 3.26 1.41 1.82 0.03 101.43 120.17 230.15 00:40:26 22.15 1.77 18.21 2.18 129.31 3173.95 1240.85 00:50:06 1.68 0.00 1.66 0.02 0.00 49.63 1.48 01:00:01 1.78 0.00 1.75 0.03 0.35 68.34 1.97 Average: 5.55 0.55 4.61 0.40 39.06 596.60 404.27 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:06 6116816 7513224 295748 3.64 54420 1537920 545120 5.94 470624 1309312 256 00:20:36 6135776 7494108 314708 3.87 54580 1499608 542168 5.91 469116 1270944 180 00:30:01 5932296 7387876 415612 5.11 62152 1584576 601184 6.55 542644 1351092 40580 00:40:26 5130452 7401516 355676 4.37 105400 2317624 701064 7.64 600956 2094200 484 00:50:06 5108048 7388016 369208 4.54 105480 2326452 663460 7.23 613344 2103096 384 01:00:01 5062468 7356800 400384 4.92 105584 2340692 700328 7.63 641120 2117340 440 Average: 5580976 7423590 358556 4.41 81269 1934479 625554 6.81 556301 1707664 7054 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:06 ens3 0.30 0.08 0.09 0.04 0.00 0.00 0.00 0.00 00:20:36 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:20:36 ens3 0.15 0.05 0.04 0.01 0.00 0.00 0.00 0.00 00:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 19.50 11.17 54.12 5.61 0.00 0.00 0.00 0.00 00:40:26 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:26 ens3 30.14 22.05 251.33 4.40 0.00 0.00 0.00 0.00 00:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:06 ens3 9.54 6.81 1.67 1.79 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 15.27 13.54 2.79 5.68 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 12.43 8.94 52.85 2.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-20240) 05/27/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:06 all 0.23 0.00 0.10 0.01 0.03 99.63 00:10:06 0 0.24 0.00 0.09 0.01 0.03 99.63 00:10:06 1 0.22 0.00 0.10 0.01 0.03 99.63 00:20:36 all 0.60 0.00 0.20 0.01 0.03 99.15 00:20:36 0 0.68 0.00 0.17 0.02 0.03 99.10 00:20:36 1 0.52 0.00 0.23 0.01 0.04 99.20 00:30:01 all 1.13 0.00 0.31 0.04 0.03 98.48 00:30:01 0 1.46 0.00 0.35 0.05 0.04 98.10 00:30:01 1 0.80 0.00 0.28 0.02 0.03 98.87 00:40:26 all 10.73 0.00 1.44 0.42 0.06 87.35 00:40:26 0 12.96 0.00 1.63 0.41 0.06 84.93 00:40:26 1 8.50 0.00 1.25 0.43 0.06 89.77 00:50:06 all 3.92 0.00 0.29 0.01 0.06 95.71 00:50:06 0 2.72 0.00 0.25 0.01 0.05 96.97 00:50:06 1 5.13 0.00 0.34 0.01 0.07 94.45 01:00:01 all 5.76 0.00 0.61 0.01 0.06 93.55 01:00:01 0 7.76 0.00 0.81 0.01 0.06 91.36 01:00:01 1 3.77 0.00 0.42 0.02 0.06 95.73 Average: all 3.77 0.00 0.50 0.09 0.05 95.60 Average: 0 4.36 0.00 0.56 0.09 0.05 94.95 Average: 1 3.18 0.00 0.44 0.09 0.05 96.25