---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29647 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 8.1G 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 766 4997 4 2472 7175 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:2c:0a:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78639sec preferred_lft 78639sec inet6 fe80::f816:3eff:fe2c:a3b/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-29647) 06/23/26 _x86_64_ (2 CPU) 00:40:24 LINUX RESTART (2 CPU) 00:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.49 0.01 1.48 0.01 0.05 17.84 442.90 01:10:11 1.35 0.00 1.35 0.00 0.00 15.89 0.00 01:20:12 1.38 0.00 1.37 0.00 0.01 16.09 0.12 01:30:01 1.47 0.00 1.46 0.01 0.00 17.77 443.77 01:40:13 1.19 0.00 1.19 0.00 0.00 14.97 0.00 01:50:13 1.65 0.40 1.23 0.02 15.83 47.53 0.91 02:00:01 23.70 2.66 18.69 2.35 215.87 3481.91 705.64 02:10:09 1.22 0.00 1.20 0.02 0.00 15.60 1.30 02:20:13 1.45 0.01 1.42 0.02 0.60 55.27 1.26 02:30:01 1.62 0.00 1.58 0.04 0.00 255.80 2.03 02:40:13 1.33 0.00 1.31 0.02 0.00 33.81 1.20 Average: 3.40 0.28 2.90 0.22 20.74 354.54 142.69 00:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6254780 7532900 286500 3.52 30980 1452544 725484 7.90 453660 1205296 240 01:10:11 6266272 7544888 274512 3.38 31148 1452872 727044 7.92 453652 1205792 132 01:20:12 6271060 7550180 269204 3.31 31324 1453200 727284 7.92 454220 1206288 176 01:30:01 6266368 7546000 273360 3.36 31488 1453528 727340 7.92 454296 1206788 124 01:40:13 6265876 7546140 273200 3.36 31664 1453984 727416 7.92 454680 1207284 184 01:50:13 6205524 7501044 318032 3.91 32004 1468680 766040 8.34 500864 1220800 492 02:00:01 4965872 7167852 598612 7.36 87160 2275140 1032884 11.25 789884 2038384 264 02:10:09 4962924 7165492 600944 7.39 87324 2275572 988472 10.77 744744 2038972 224 02:20:13 5060904 7275492 490924 6.04 87508 2287424 936244 10.20 676728 2050872 208 02:30:01 4934848 7225612 539936 6.64 87688 2362648 1000136 10.89 740436 2126156 5404 02:40:13 4878500 7169944 595616 7.32 87868 2363124 1042368 11.35 783108 2126828 144 Average: 5666630 7384140 410985 5.05 56923 1845338 854610 9.31 591479 1603042 690 00:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.51 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:11 ens3 0.59 0.05 2.28 0.03 0.00 0.00 0.00 0.00 01:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:12 ens3 0.58 0.10 0.28 0.06 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 0.29 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:13 ens3 0.46 0.15 0.12 0.59 0.00 0.00 0.00 0.00 01:50:13 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 14.83 6.31 24.02 2.72 0.00 0.00 0.00 0.00 02:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 83.21 66.07 757.60 10.48 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 35.24 33.40 552.80 2.20 0.00 0.00 0.00 0.00 02:20:13 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 87.85 82.74 1344.25 5.42 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 25.50 24.21 401.34 1.62 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 22.42 20.93 334.20 1.43 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 24.61 21.24 310.53 2.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29647) 06/23/26 _x86_64_ (2 CPU) 00:40:24 LINUX RESTART (2 CPU) 00:50:11 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.28 0.00 0.17 0.01 0.02 99.52 01:00:01 0 0.26 0.00 0.18 0.01 0.02 99.53 01:00:01 1 0.29 0.00 0.17 0.01 0.02 99.50 01:10:11 all 0.27 0.00 0.08 0.01 0.02 99.62 01:10:11 0 0.26 0.00 0.08 0.01 0.02 99.62 01:10:11 1 0.28 0.00 0.08 0.00 0.02 99.62 01:20:12 all 0.23 0.00 0.08 0.01 0.02 99.65 01:20:12 0 0.38 0.00 0.07 0.01 0.02 99.52 01:20:12 1 0.09 0.00 0.09 0.00 0.03 99.79 01:30:01 all 0.27 0.00 0.17 0.01 0.02 99.53 01:30:01 0 0.40 0.00 0.14 0.02 0.02 99.43 01:30:01 1 0.14 0.00 0.20 0.00 0.03 99.63 01:40:13 all 0.24 0.00 0.07 0.01 0.02 99.66 01:40:13 0 0.39 0.00 0.05 0.01 0.01 99.54 01:40:13 1 0.09 0.00 0.09 0.00 0.03 99.79 01:50:13 all 0.44 0.00 0.12 0.01 0.02 99.41 01:50:13 0 0.51 0.00 0.11 0.02 0.02 99.35 01:50:13 1 0.37 0.00 0.12 0.01 0.03 99.47 02:00:01 all 12.08 0.00 1.91 0.52 0.06 85.44 02:00:01 0 8.57 0.00 1.63 0.44 0.06 89.30 02:00:01 1 15.58 0.00 2.19 0.59 0.05 81.59 02:10:09 all 0.64 0.00 0.28 0.01 0.05 99.02 02:10:09 0 0.72 0.00 0.45 0.00 0.06 98.76 02:10:09 1 0.56 0.00 0.11 0.01 0.04 99.28 02:20:13 all 1.20 0.00 0.65 0.01 0.05 98.09 02:20:13 0 1.77 0.00 1.12 0.01 0.07 97.04 02:20:13 1 0.64 0.00 0.17 0.01 0.04 99.14 02:30:01 all 0.78 0.00 0.31 0.03 0.04 98.84 02:30:01 0 0.75 0.00 0.34 0.01 0.05 98.85 02:30:01 1 0.80 0.00 0.29 0.05 0.04 98.82 02:40:13 all 0.59 0.00 0.24 0.01 0.04 99.12 02:40:13 0 0.46 0.00 0.23 0.00 0.04 99.26 02:40:13 1 0.71 0.00 0.26 0.01 0.04 98.99 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.52 0.00 0.37 0.05 0.03 98.02 Average: 0 1.30 0.00 0.40 0.05 0.04 98.22 Average: 1 1.75 0.00 0.34 0.06 0.03 97.82