---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8876 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: 5600.00 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 8.2G 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 778 4879 4 2576 7163 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:73:49:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79245sec preferred_lft 79245sec inet6 fe80::f816:3eff:fe73:490a/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-8876) 04/28/26 _x86_64_ (2 CPU) 00:40:45 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:04 1.33 0.01 1.31 0.02 0.05 16.14 651.28 01:10:14 1.19 0.00 1.18 0.02 0.00 14.12 1.18 01:20:01 1.19 0.00 1.18 0.02 0.01 14.44 1.23 01:30:14 2.01 0.31 1.66 0.04 38.16 74.07 427.51 01:40:01 1.69 0.41 1.27 0.02 16.13 47.19 1.10 01:50:01 35.48 2.62 17.18 15.68 212.41 3140.58 107479.57 02:00:14 1.52 0.00 1.50 0.01 0.00 18.65 0.69 02:10:14 1.26 0.00 1.26 0.01 0.00 125.01 0.07 02:20:01 1.56 0.00 1.54 0.02 0.00 420.15 0.23 02:30:04 1.54 0.00 1.53 0.01 0.00 118.72 0.70 Average: 4.88 0.33 2.96 1.58 26.71 397.94 10850.83 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:04 6297460 7545196 275492 3.39 30664 1422736 531520 5.79 439564 1183500 184 01:10:14 6304376 7552624 268092 3.30 30848 1423060 531584 5.79 439764 1184008 140 01:20:01 6291548 7540352 280388 3.45 31068 1423388 531784 5.79 440408 1184556 124 01:30:14 6249208 7527152 292772 3.60 31492 1451688 734416 8.00 457304 1202216 136 01:40:01 6225108 7518308 301320 3.71 31832 1466444 750756 8.18 489952 1215732 284 01:50:01 5052280 7172088 599404 7.37 85140 2198624 1048876 11.42 815600 1957024 160 02:00:14 5034364 7154868 616448 7.58 85276 2199184 1006512 10.96 773616 1957592 152 02:10:14 4985148 7158576 612488 7.53 85424 2251692 1087840 11.85 839032 2010240 19356 02:20:01 4821612 7096292 673112 8.28 85580 2351392 1142684 12.45 893480 2110104 240 02:30:04 4744208 7050144 718656 8.84 85736 2382064 1167616 12.72 919148 2140932 224 Average: 5600531 7331560 463817 5.70 58306 1857027 853359 9.29 650787 1614590 2100 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 0.54 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:14 ens3 0.55 0.04 1.78 0.03 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 0.46 0.11 0.12 0.06 0.00 0.00 0.00 0.00 01:30:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:14 ens3 0.55 0.22 3.07 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 10.62 5.58 20.50 3.28 0.00 0.00 0.00 0.00 01:50:01 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 82.71 66.39 719.71 10.40 0.00 0.00 0.00 0.00 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 35.35 33.31 546.27 2.21 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 78.95 74.30 1217.91 4.91 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 27.39 25.89 415.54 1.73 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 25.07 24.18 394.58 1.61 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 26.21 23.01 332.24 2.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8876) 04/28/26 _x86_64_ (2 CPU) 00:40:45 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:04 all 0.28 0.00 0.16 0.02 0.03 99.51 01:00:04 0 0.28 0.00 0.15 0.03 0.03 99.51 01:00:04 1 0.29 0.00 0.17 0.00 0.03 99.50 01:10:14 all 0.25 0.00 0.07 0.01 0.03 99.64 01:10:14 0 0.45 0.00 0.06 0.02 0.02 99.45 01:10:14 1 0.05 0.00 0.08 0.00 0.03 99.83 01:20:01 all 0.27 0.00 0.07 0.01 0.04 99.61 01:20:01 0 0.06 0.00 0.09 0.02 0.04 99.80 01:20:01 1 0.47 0.00 0.06 0.00 0.03 99.43 01:30:14 all 0.40 0.00 0.19 0.03 0.04 99.35 01:30:14 0 0.26 0.00 0.19 0.03 0.04 99.49 01:30:14 1 0.54 0.00 0.19 0.02 0.03 99.21 01:40:01 all 0.46 0.00 0.09 0.02 0.03 99.38 01:40:01 0 0.55 0.00 0.09 0.03 0.03 99.30 01:40:01 1 0.38 0.00 0.10 0.02 0.04 99.47 01:50:01 all 10.61 0.00 1.75 0.57 0.07 87.00 01:50:01 0 10.33 0.00 1.75 0.63 0.08 87.21 01:50:01 1 10.90 0.00 1.75 0.51 0.05 86.79 02:00:14 all 0.65 0.00 0.34 0.01 0.07 98.93 02:00:14 0 0.76 0.00 0.51 0.01 0.09 98.63 02:00:14 1 0.53 0.00 0.18 0.01 0.05 99.23 02:10:14 all 1.10 0.00 0.53 0.02 0.06 98.29 02:10:14 0 1.31 0.00 0.78 0.03 0.07 97.81 02:10:14 1 0.89 0.00 0.29 0.01 0.05 98.76 02:20:01 all 0.81 0.00 0.21 0.24 0.06 98.68 02:20:01 0 0.93 0.00 0.23 0.05 0.06 98.73 02:20:01 1 0.70 0.00 0.18 0.44 0.05 98.63 02:30:04 all 0.66 0.00 0.33 0.01 0.05 98.95 02:30:04 0 0.73 0.00 0.33 0.01 0.06 98.87 02:30:04 1 0.58 0.00 0.32 0.01 0.05 99.03 Average: all 1.55 0.00 0.38 0.09 0.05 97.94 Average: 0 1.56 0.00 0.42 0.08 0.05 97.88 Average: 1 1.53 0.00 0.33 0.10 0.04 97.99