---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7940 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 762 5210 4 2257 7179 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:12:df:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79909sec preferred_lft 79909sec inet6 fe80::f816:3eff:fe12:df79/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7940) 03/22/26 _x86_64_ (2 CPU) 00:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.64 0.02 1.60 0.03 0.84 19.15 443.90 00:20:09 14.91 0.43 1.89 12.59 42.64 76.83 109733.84 00:30:01 1.75 0.03 1.69 0.03 3.24 20.60 662.43 00:40:09 22.01 2.98 16.81 2.22 223.98 3089.97 621.94 00:50:09 1.29 0.00 1.29 0.01 0.00 21.83 0.19 01:00:01 1.52 0.00 1.51 0.02 0.00 23.26 0.58 01:10:09 1.37 0.00 1.36 0.00 0.00 135.41 391.17 01:20:09 1.39 0.00 1.39 0.00 0.00 30.44 0.09 01:30:01 1.56 0.00 1.53 0.03 0.00 24.15 0.81 Average: 5.31 0.39 3.26 1.67 30.49 388.12 12467.82 00:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6277160 7529196 291400 3.58 30940 1426676 531732 5.79 444584 1188040 132 00:20:09 6238484 7519604 300216 3.69 31468 1454772 736836 8.03 461624 1205356 124 00:30:01 6235272 7518028 301900 3.71 31668 1456180 531472 5.79 460528 1205952 192 00:40:09 5096084 7206088 565860 6.96 85188 2188924 725768 7.91 688572 1947136 420 00:50:09 5233352 7345184 426772 5.25 85288 2190660 667972 7.28 622092 1948972 148 01:00:01 5230728 7344244 427696 5.26 85444 2192188 686684 7.48 641700 1950652 268 01:10:09 5200992 7350904 421004 5.18 85592 2228380 691876 7.54 645344 1986988 264 01:20:09 5185832 7340296 431560 5.31 85732 2232728 678240 7.39 632184 1991484 124 01:30:01 5147284 7304020 467780 5.75 85884 2234820 710944 7.74 664812 1993600 496 Average: 5538354 7384174 403799 4.97 67467 1956148 662392 7.21 584604 1713131 241 00:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.34 0.04 0.05 0.01 0.00 0.00 0.00 0.00 00:20:09 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.62 0.23 3.08 0.05 0.00 0.00 0.00 0.00 00:30:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.45 0.10 0.12 0.06 0.00 0.00 0.00 0.00 00:40:09 lo 1.30 1.30 0.09 0.09 0.00 0.00 0.00 0.00 00:40:09 ens3 77.28 54.48 402.91 12.75 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 16.66 13.08 140.37 1.23 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 6.66 5.84 33.69 0.73 0.00 0.00 0.00 0.00 01:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 15.35 13.66 155.21 1.54 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 17.40 16.03 141.96 1.70 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 17.17 15.17 170.39 1.31 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 17.03 13.29 117.29 2.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7940) 03/22/26 _x86_64_ (2 CPU) 00:00:18 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.26 0.00 0.11 0.02 0.04 99.57 00:10:09 0 0.07 0.00 0.11 0.02 0.05 99.75 00:10:09 1 0.46 0.00 0.10 0.01 0.03 99.40 00:20:09 all 0.59 0.00 0.25 0.05 0.04 99.07 00:20:09 0 0.58 0.00 0.26 0.04 0.04 99.09 00:20:09 1 0.60 0.00 0.23 0.07 0.05 99.06 00:30:01 all 0.35 0.00 0.17 0.01 0.04 99.42 00:30:01 0 0.48 0.00 0.16 0.02 0.04 99.30 00:30:01 1 0.22 0.00 0.18 0.01 0.05 99.54 00:40:09 all 10.69 0.00 1.69 0.58 0.07 86.98 00:40:09 0 12.03 0.00 1.72 0.79 0.06 85.40 00:40:09 1 9.35 0.00 1.66 0.36 0.08 88.56 00:50:09 all 0.79 0.00 0.20 0.01 0.10 98.90 00:50:09 0 1.00 0.00 0.23 0.01 0.11 98.65 00:50:09 1 0.58 0.00 0.17 0.01 0.08 99.16 01:00:01 all 4.69 0.00 0.50 0.01 0.09 94.71 01:00:01 0 3.46 0.00 0.44 0.01 0.11 95.98 01:00:01 1 5.94 0.00 0.56 0.01 0.07 93.43 01:10:09 all 3.96 0.00 0.38 0.01 0.08 95.56 01:10:09 0 3.43 0.00 0.27 0.01 0.08 96.21 01:10:09 1 4.50 0.00 0.50 0.01 0.09 94.90 01:20:09 all 1.55 0.00 0.29 0.01 0.10 98.06 01:20:09 0 2.36 0.00 0.40 0.00 0.10 97.14 01:20:09 1 0.74 0.00 0.18 0.01 0.09 98.99 01:30:01 all 0.89 0.00 0.33 0.01 0.09 98.67 01:30:01 0 0.74 0.00 0.26 0.01 0.08 98.90 01:30:01 1 1.04 0.00 0.40 0.02 0.10 98.44 Average: all 2.65 0.00 0.44 0.08 0.07 96.75 Average: 0 2.70 0.00 0.43 0.10 0.08 96.69 Average: 1 2.61 0.00 0.44 0.06 0.07 96.82