---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8002 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 757 5302 4 2170 7184 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:c0:5b:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80235sec preferred_lft 80235sec inet6 fe80::f816:3eff:fec0:5bae/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-8002) 03/22/26 _x86_64_ (2 CPU) 01:53:42 LINUX RESTART (2 CPU) 02:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:09 1.24 0.01 1.22 0.00 0.52 15.09 0.36 02:20:09 1.76 0.31 1.43 0.03 38.56 71.20 1.40 02:30:09 1.31 0.00 1.30 0.02 0.00 15.96 435.91 02:40:09 1.17 0.00 1.17 0.00 0.00 14.61 0.00 02:50:09 1.21 0.00 1.21 0.00 0.00 14.93 0.00 03:00:09 14.75 1.76 12.01 0.98 117.48 2034.01 426.63 03:10:09 11.19 1.26 8.66 1.27 110.63 1109.61 430.47 03:20:09 1.32 0.00 1.32 0.00 0.00 16.31 0.00 03:30:09 1.50 0.00 1.48 0.01 0.00 18.36 0.83 Average: 3.94 0.37 3.31 0.26 29.69 367.79 143.96 02:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:09 6284188 7531380 289128 3.56 30680 1422192 530856 5.78 446772 1183348 196 02:20:09 6248576 7524292 295692 3.64 31072 1449956 727804 7.93 463584 1200544 196 02:30:09 6253952 7530252 289668 3.56 31280 1450288 727956 7.93 463660 1201096 172 02:40:09 6253196 7530012 289904 3.56 31464 1450612 728052 7.93 463908 1201604 116 02:50:09 6262720 7540144 279760 3.44 31612 1451068 728052 7.93 464188 1202080 136 03:00:09 5539132 7379340 405696 4.99 69440 1946392 845652 9.21 612676 1718808 136 03:10:09 5303324 7407608 364080 4.48 85216 2183348 834916 9.09 606220 1942432 172 03:20:09 5300552 7405332 366348 4.50 85360 2183700 834916 9.09 606368 1942928 212 03:30:09 5294316 7399588 372048 4.57 85500 2184052 835048 9.10 606508 1943420 168 Average: 5859995 7471994 328036 4.03 53514 1746845 754806 8.22 525987 1504029 167 02:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 0.55 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 0.58 0.21 3.04 0.03 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 0.31 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:09 ens3 0.39 0.08 0.10 0.06 0.00 0.00 0.00 0.00 02:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 0.23 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:09 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 03:00:09 ens3 33.49 21.57 256.40 6.11 0.00 0.00 0.00 0.00 03:10:09 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 03:10:09 ens3 27.81 17.18 39.32 5.02 0.00 0.00 0.00 0.00 03:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:09 ens3 0.90 0.20 0.11 0.03 0.00 0.00 0.00 0.00 03:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:09 ens3 0.66 0.20 0.14 0.07 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 7.21 4.39 33.25 1.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8002) 03/22/26 _x86_64_ (2 CPU) 01:53:42 LINUX RESTART (2 CPU) 02:00:09 CPU %user %nice %system %iowait %steal %idle 02:10:09 all 0.24 0.00 0.08 0.01 0.03 99.64 02:10:09 0 0.43 0.00 0.06 0.02 0.02 99.48 02:10:09 1 0.06 0.00 0.10 0.00 0.04 99.81 02:20:09 all 0.39 0.00 0.11 4.78 0.03 94.71 02:20:09 0 0.41 0.00 0.10 6.04 0.03 93.43 02:20:09 1 0.36 0.00 0.11 3.51 0.03 95.99 02:30:09 all 0.27 0.00 0.17 0.21 0.03 99.32 02:30:09 0 0.07 0.00 0.19 0.29 0.03 99.42 02:30:09 1 0.48 0.00 0.15 0.13 0.02 99.21 02:40:09 all 0.26 0.00 0.08 0.26 0.03 99.37 02:40:09 0 0.26 0.00 0.09 0.42 0.03 99.20 02:40:09 1 0.26 0.00 0.07 0.11 0.02 99.55 02:50:09 all 0.24 0.00 0.08 0.08 0.02 99.58 02:50:09 0 0.43 0.00 0.06 0.13 0.02 99.35 02:50:09 1 0.05 0.00 0.10 0.02 0.02 99.81 03:00:09 all 5.76 0.00 1.00 0.45 0.04 92.76 03:00:09 0 5.19 0.00 0.94 0.26 0.03 93.58 03:00:09 1 6.34 0.00 1.06 0.64 0.04 91.93 03:10:09 all 6.07 0.00 0.98 0.30 0.05 92.59 03:10:09 0 5.10 0.00 0.97 0.39 0.06 93.48 03:10:09 1 7.05 0.00 0.99 0.22 0.05 91.71 03:20:09 all 0.43 0.00 0.16 0.01 0.04 99.37 03:20:09 0 0.44 0.00 0.14 0.01 0.03 99.39 03:20:09 1 0.42 0.00 0.17 0.01 0.05 99.35 03:30:09 all 0.41 0.00 0.23 0.01 0.04 99.31 03:30:09 0 0.38 0.00 0.26 0.01 0.05 99.31 03:30:09 1 0.44 0.00 0.20 0.01 0.04 99.30 Average: all 1.56 0.00 0.32 0.68 0.03 97.41 Average: 0 1.41 0.00 0.31 0.84 0.03 97.41 Average: 1 1.72 0.00 0.33 0.52 0.03 97.41