---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1053 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 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 747 5163 4 2328 7194 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:cd:74:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.165/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 56009sec preferred_lft 56009sec inet6 fe80::f816:3eff:fecd:74a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1053) 04/08/26 _x86_64_ (2 CPU) 00:00:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:46 1.76 0.01 1.72 0.03 0.78 20.32 1.34 00:20:01 1.88 0.12 1.74 0.03 3.30 22.66 64.76 00:30:39 1.68 0.00 1.66 0.02 0.00 19.35 7.70 00:40:19 24.33 3.11 18.96 2.26 233.77 3224.23 961.52 00:50:01 1.45 0.00 1.43 0.02 0.00 21.48 1.02 01:00:09 1.68 0.00 1.64 0.04 0.00 24.77 1.47 01:10:49 1.53 0.00 1.51 0.02 0.00 130.54 372.48 01:20:01 1.68 0.00 1.64 0.03 0.00 33.63 1.55 01:30:39 1.69 0.00 1.65 0.04 0.00 25.41 1.67 Average: 4.09 0.35 3.48 0.27 25.44 378.89 155.19 00:00:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:46 6174992 7531800 278448 3.42 43104 1510248 532748 5.80 464212 1269648 128 00:20:01 6159396 7504544 305552 3.76 43300 1498320 587192 6.40 469004 1257696 296 00:30:39 6170968 7516628 293384 3.61 43492 1498648 532188 5.80 463928 1258212 188 00:40:19 5232712 7407576 354588 4.36 95088 2235276 647344 7.05 600964 2001468 124 00:50:01 5185916 7362596 399728 4.92 95208 2237092 668544 7.28 613752 2003404 268 01:00:09 5184888 7363452 398760 4.90 95332 2238864 677212 7.38 622712 2005292 360 01:10:49 5145912 7360876 401288 4.93 95512 2275052 681704 7.43 625524 2041656 212 01:20:01 5156168 7375444 386632 4.75 95648 2279160 668804 7.28 613576 2045912 280 01:30:39 5095192 7316644 445376 5.48 95852 2281112 700728 7.63 645520 2048056 168 Average: 5500683 7415507 362640 4.46 78060 2005975 632940 6.89 568799 1770149 225 00:00:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:46 ens3 0.22 0.05 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 0.15 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:39 ens3 0.50 0.12 0.17 0.09 0.00 0.00 0.00 0.00 00:40:19 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:19 ens3 65.16 46.88 308.93 13.54 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 23.54 19.83 250.24 1.70 0.00 0.00 0.00 0.00 01:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 7.75 6.78 41.59 0.79 0.00 0.00 0.00 0.00 01:10:49 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:49 ens3 14.95 13.35 147.36 1.48 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 16.80 15.91 153.92 1.70 0.00 0.00 0.00 0.00 01:30:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:39 ens3 12.65 12.35 131.71 1.09 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 15.43 12.58 113.23 2.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1053) 04/08/26 _x86_64_ (2 CPU) 00:00:19 CPU %user %nice %system %iowait %steal %idle 00:10:46 all 0.22 0.00 0.10 0.01 0.03 99.63 00:10:46 0 0.05 0.00 0.11 0.02 0.04 99.78 00:10:46 1 0.40 0.00 0.08 0.01 0.03 99.48 00:20:01 all 0.53 0.00 0.23 0.02 0.03 99.19 00:20:01 0 0.74 0.00 0.20 0.02 0.02 99.02 00:20:01 1 0.33 0.00 0.25 0.01 0.04 99.36 00:30:39 all 0.23 0.00 0.15 0.01 0.03 99.58 00:30:39 0 0.11 0.00 0.17 0.01 0.03 99.67 00:30:39 1 0.34 0.00 0.13 0.01 0.03 99.48 00:40:19 all 11.44 0.00 1.74 0.52 0.06 86.24 00:40:19 0 11.67 0.00 1.79 0.57 0.06 85.91 00:40:19 1 11.21 0.00 1.69 0.48 0.05 86.57 00:50:01 all 0.88 0.00 0.25 0.01 0.07 98.79 00:50:01 0 0.83 0.00 0.22 0.01 0.07 98.87 00:50:01 1 0.93 0.00 0.28 0.01 0.08 98.70 01:00:09 all 3.62 0.00 0.44 0.01 0.08 95.86 01:00:09 0 2.92 0.00 0.37 0.01 0.08 96.62 01:00:09 1 4.33 0.00 0.51 0.01 0.07 95.08 01:10:49 all 5.38 0.00 0.47 0.01 0.08 94.06 01:10:49 0 4.90 0.00 0.41 0.01 0.07 94.60 01:10:49 1 5.87 0.00 0.54 0.01 0.09 93.50 01:20:01 all 1.61 0.00 0.30 0.01 0.08 98.00 01:20:01 0 1.92 0.00 0.24 0.01 0.06 97.77 01:20:01 1 1.30 0.00 0.36 0.01 0.09 98.23 01:30:39 all 0.87 0.00 0.29 0.01 0.08 98.76 01:30:39 0 1.05 0.00 0.31 0.01 0.07 98.56 01:30:39 1 0.69 0.00 0.27 0.01 0.08 98.96 Average: all 2.73 0.00 0.43 0.07 0.06 96.71 Average: 0 2.66 0.00 0.42 0.07 0.06 96.79 Average: 1 2.80 0.00 0.45 0.06 0.06 96.63