---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53428 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 8.3G 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 775 4801 4 2666 7166 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:e2:3a:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 60498sec preferred_lft 60498sec inet6 fe80::f816:3eff:fee2:3a6c/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-53428) 03/28/26 _x86_64_ (2 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.66 0.02 1.63 0.02 0.81 19.62 433.19 00:20:01 1.76 0.11 1.62 0.03 3.09 22.53 797.14 00:30:07 1.63 0.00 1.62 0.01 0.00 18.38 427.89 00:40:07 22.41 3.01 17.18 2.21 225.86 3138.18 495.78 00:50:01 1.59 0.01 1.59 0.00 0.48 20.91 0.00 01:00:03 1.76 0.00 1.74 0.01 0.00 20.13 0.23 01:10:07 1.65 0.00 1.63 0.02 0.00 381.30 2.76 01:20:01 1.65 0.00 1.65 0.00 0.00 278.69 0.12 01:30:07 1.69 0.00 1.67 0.01 0.00 19.62 0.22 Average: 3.98 0.35 3.37 0.26 25.58 435.45 239.21 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6103088 7493296 315372 3.88 50664 1535776 746992 8.14 484868 1302324 240 00:20:01 6124960 7483396 325144 4.00 50816 1503804 744916 8.11 483824 1270160 244 00:30:07 6123724 7482680 325844 4.01 50988 1504132 744916 8.11 483948 1270660 276 00:40:07 5249536 7433796 327312 4.02 100816 2239116 768752 8.37 564712 2010348 368 00:50:01 4931264 7116400 644760 7.93 100916 2239952 1062420 11.57 831532 2011292 248 01:00:03 4963872 7149600 611468 7.52 100992 2240468 1047448 11.41 799284 2011884 220 01:10:07 4839752 7137260 622564 7.66 101148 2351020 1090036 11.87 843352 2122448 388 01:20:01 4637700 7014332 744168 9.15 101240 2428952 1189496 12.96 943156 2200488 248 01:30:07 4685020 7062232 696288 8.56 101360 2429404 1154500 12.57 907244 2201060 312 Average: 5295435 7263666 512547 6.30 84327 2052514 949942 10.35 704658 1822296 283 00:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.22 0.07 0.07 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 0.23 0.07 0.07 0.04 0.00 0.00 0.00 0.00 00:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:07 ens3 0.56 0.15 0.18 0.10 0.00 0.00 0.00 0.00 00:40:07 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:07 ens3 48.97 34.23 296.84 11.02 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 38.28 33.42 572.55 2.51 0.00 0.00 0.00 0.00 01:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 71.06 67.98 1246.47 4.48 0.00 0.00 0.00 0.00 01:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:07 ens3 29.29 27.30 491.50 1.84 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 29.17 27.99 502.06 1.90 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 6.15 5.47 90.51 0.42 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.87 21.84 355.49 2.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53428) 03/28/26 _x86_64_ (2 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.23 0.00 0.09 0.01 0.03 99.63 00:10:07 0 0.26 0.00 0.09 0.01 0.03 99.61 00:10:07 1 0.20 0.00 0.09 0.01 0.03 99.66 00:20:01 all 0.60 0.00 0.20 0.01 0.03 99.15 00:20:01 0 0.77 0.00 0.18 0.02 0.03 99.01 00:20:01 1 0.44 0.00 0.23 0.01 0.04 99.28 00:30:07 all 0.25 0.00 0.15 0.01 0.03 99.56 00:30:07 0 0.41 0.00 0.16 0.01 0.02 99.39 00:30:07 1 0.08 0.00 0.15 0.00 0.04 99.73 00:40:07 all 10.52 0.00 1.60 0.59 0.05 87.23 00:40:07 0 8.67 0.00 1.45 0.56 0.05 89.28 00:40:07 1 12.38 0.00 1.76 0.63 0.06 85.18 00:50:01 all 0.84 0.00 0.30 0.03 0.07 98.77 00:50:01 0 1.02 0.00 0.27 0.01 0.05 98.65 00:50:01 1 0.65 0.00 0.33 0.04 0.08 98.89 01:00:03 all 1.05 0.00 0.61 0.04 0.07 98.23 01:00:03 0 0.82 0.00 0.54 0.07 0.08 98.49 01:00:03 1 1.27 0.00 0.68 0.02 0.06 97.97 01:10:07 all 0.82 0.00 0.27 0.04 0.06 98.81 01:10:07 0 0.93 0.00 0.40 0.02 0.08 98.57 01:10:07 1 0.72 0.00 0.14 0.06 0.05 99.04 01:20:01 all 0.76 0.00 0.24 0.02 0.08 98.91 01:20:01 0 0.58 0.00 0.16 0.02 0.06 99.19 01:20:01 1 0.94 0.00 0.32 0.02 0.10 98.63 01:30:07 all 0.48 0.00 0.25 0.01 0.08 99.18 01:30:07 0 0.51 0.00 0.15 0.01 0.04 99.29 01:30:07 1 0.46 0.00 0.36 0.00 0.12 99.06 Average: all 1.73 0.00 0.41 0.09 0.06 97.72 Average: 0 1.55 0.00 0.38 0.08 0.05 97.94 Average: 1 1.90 0.00 0.45 0.09 0.07 97.49