---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37313 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 769 5025 4 2448 7171 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:60:e4:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5744sec preferred_lft 5744sec inet6 fe80::f816:3eff:fe60:e480/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37313) 07/21/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:20 1.76 0.01 1.73 0.01 0.79 20.71 0.23 00:20:01 1.93 0.11 1.79 0.02 3.16 24.75 895.88 00:30:20 1.73 0.00 1.72 0.01 0.00 19.10 0.26 00:40:02 27.05 2.92 21.74 2.38 230.51 3630.97 536.33 00:50:01 1.66 0.00 1.65 0.01 0.00 24.89 0.27 01:00:12 1.78 0.00 1.76 0.02 0.00 24.60 0.30 01:10:20 1.54 0.00 1.53 0.01 0.00 136.25 392.59 01:20:01 1.69 0.00 1.65 0.04 0.00 32.92 4.34 01:30:20 1.85 0.00 1.79 0.06 0.00 26.36 4.82 Average: 4.46 0.33 3.85 0.28 25.17 424.29 198.77 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:20 6142940 7540092 268912 3.31 54568 1538520 534352 5.82 465384 1309832 320 00:20:01 6150768 7509896 299004 3.68 54692 1500308 532512 5.80 463956 1271528 240 00:30:20 6162068 7521640 287184 3.53 54800 1500632 532512 5.80 463956 1271960 256 00:40:02 5017416 7313272 442592 5.44 106028 2340516 655536 7.14 619044 2118092 308 00:50:01 5057072 7355132 400720 4.93 106128 2342628 702048 7.65 607380 2120184 244 01:00:12 5049768 7349472 406448 5.00 106220 2344176 666588 7.26 621532 2121816 288 01:10:20 5019376 7355612 400216 4.92 106340 2380500 654568 7.13 608464 2158260 208 01:20:01 5001044 7341848 413924 5.09 106476 2384872 661452 7.20 614108 2162768 124 01:30:20 4975972 7318928 436764 5.37 106632 2386836 693784 7.56 646444 2164888 212 Average: 5397380 7400655 372863 4.58 89098 2079888 625928 6.82 567808 1855481 244 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:20 ens3 0.22 0.06 0.10 0.04 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 0.12 0.05 0.03 0.02 0.00 0.00 0.00 0.00 00:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:20 ens3 0.48 0.15 0.19 0.10 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 72.18 53.00 365.34 13.12 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 21.86 18.38 224.13 1.55 0.00 0.00 0.00 0.00 01:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:12 ens3 6.18 5.66 32.66 0.70 0.00 0.00 0.00 0.00 01:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:20 ens3 15.47 14.11 155.08 1.83 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 19.80 16.16 146.80 1.72 0.00 0.00 0.00 0.00 01:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:20 ens3 18.71 16.03 162.90 1.35 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 16.95 13.54 119.49 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37313) 07/21/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:20 all 0.22 0.00 0.09 0.01 0.03 99.65 00:10:20 0 0.36 0.00 0.09 0.01 0.02 99.52 00:10:20 1 0.08 0.00 0.10 0.00 0.04 99.78 00:20:01 all 0.64 0.00 0.22 0.01 0.03 99.10 00:20:01 0 0.56 0.00 0.23 0.01 0.04 99.16 00:20:01 1 0.72 0.00 0.20 0.01 0.03 99.04 00:30:20 all 0.24 0.00 0.14 0.01 0.03 99.57 00:30:20 0 0.24 0.00 0.13 0.01 0.03 99.58 00:30:20 1 0.25 0.00 0.15 0.01 0.03 99.57 00:40:02 all 12.21 0.00 1.78 0.57 0.06 85.38 00:40:02 0 17.04 0.00 2.11 0.71 0.06 80.08 00:40:02 1 7.38 0.00 1.44 0.42 0.06 90.69 00:50:01 all 0.99 0.00 0.27 0.01 0.07 98.67 00:50:01 0 0.93 0.00 0.27 0.01 0.06 98.72 00:50:01 1 1.05 0.00 0.27 0.01 0.07 98.61 01:00:12 all 6.21 0.00 0.55 0.01 0.07 93.17 01:00:12 0 5.90 0.00 0.53 0.01 0.07 93.49 01:00:12 1 6.51 0.00 0.57 0.00 0.07 92.84 01:10:20 all 5.80 0.00 0.45 0.01 0.07 93.67 01:10:20 0 1.82 0.00 0.20 0.01 0.07 97.91 01:10:20 1 9.74 0.00 0.71 0.01 0.07 89.47 01:20:01 all 1.61 0.00 0.30 0.01 0.07 98.00 01:20:01 0 1.29 0.00 0.35 0.01 0.09 98.26 01:20:01 1 1.93 0.00 0.26 0.00 0.06 97.75 01:30:20 all 0.87 0.00 0.31 0.01 0.07 98.73 01:30:20 0 0.90 0.00 0.36 0.01 0.08 98.65 01:30:20 1 0.84 0.00 0.27 0.01 0.06 98.82 Average: all 3.17 0.00 0.45 0.07 0.06 96.25 Average: 0 3.17 0.00 0.47 0.09 0.06 96.22 Average: 1 3.16 0.00 0.44 0.05 0.05 96.29