---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22165 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 8.2G 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 739 4923 4 2571 7202 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:4e:2d:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78783sec preferred_lft 78783sec inet6 fe80::f816:3eff:fe4e:2d2c/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-22165) 03/24/26 _x86_64_ (2 CPU) 00:40:00 LINUX RESTART (2 CPU) 00:50:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:25 1.61 0.01 1.58 0.02 0.05 18.98 665.61 01:10:01 14.46 0.00 1.37 13.08 0.15 15.94 113880.13 01:20:35 1.94 0.30 1.61 0.03 36.89 69.88 1.44 01:30:15 1.60 0.01 1.56 0.03 1.09 19.64 902.23 01:40:01 1.35 0.00 1.34 0.02 0.00 15.56 1.11 01:50:25 21.18 2.90 16.13 2.14 218.86 3005.94 538.04 02:00:35 1.70 0.00 1.68 0.02 0.47 31.41 0.64 02:10:01 1.19 0.00 1.19 0.00 0.00 15.36 0.00 02:20:35 1.42 0.00 1.41 0.01 0.00 243.23 0.10 02:30:25 1.85 0.00 1.80 0.05 0.00 398.05 0.94 02:40:01 1.28 0.00 1.26 0.01 0.00 16.28 0.11 Average: 4.55 0.31 2.88 1.37 24.54 363.79 10168.98 00:50:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:25 6285004 7532460 288284 3.54 30756 1422388 526164 5.73 450396 1183552 132 01:10:01 6296924 7544912 275844 3.39 30944 1422724 526228 5.73 450464 1184048 240 01:20:35 6247692 7524360 295764 3.64 31352 1450628 723284 7.88 467512 1201296 124 01:30:15 6242252 7519800 300416 3.69 31572 1451280 527156 5.74 463184 1201836 316 01:40:01 6242028 7520200 300044 3.69 31760 1451688 527156 5.74 463224 1202324 240 01:50:25 5352100 7459456 312628 3.84 85072 2186444 553908 6.03 546860 1944828 2640 02:00:35 5079464 7187732 584416 7.19 85208 2187288 834816 9.09 801092 1945816 184 02:10:01 5040480 7149360 622816 7.66 85336 2187772 867356 9.45 816148 1946428 272 02:20:35 4986436 7184540 586804 7.22 85524 2276080 862760 9.40 812964 2034916 16124 02:30:25 4754408 7049652 720016 8.85 85696 2371716 970780 10.57 921340 2130616 180 02:40:01 4796752 7092552 677104 8.33 85856 2372108 933600 10.17 883940 2131156 240 Average: 5574867 7342275 451285 5.55 60825 1889101 713928 7.78 643375 1646074 1881 00:50:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:25 ens3 0.44 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.40 0.04 0.08 0.03 0.00 0.00 0.00 0.00 01:20:35 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:35 ens3 0.67 0.27 2.96 0.08 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 0.31 0.17 0.07 0.52 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.50 0.07 0.11 0.05 0.00 0.00 0.00 0.00 01:50:25 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:25 ens3 61.57 40.58 285.42 10.54 0.00 0.00 0.00 0.00 02:00:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:35 ens3 43.00 36.53 584.98 2.74 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 88.63 85.65 1404.99 5.60 0.00 0.00 0.00 0.00 02:20:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:35 ens3 30.19 28.08 462.99 1.88 0.00 0.00 0.00 0.00 02:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:25 ens3 34.96 33.98 550.48 2.24 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 5.93 5.55 83.28 0.43 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 24.28 20.95 304.41 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22165) 03/24/26 _x86_64_ (2 CPU) 00:40:00 LINUX RESTART (2 CPU) 00:50:35 CPU %user %nice %system %iowait %steal %idle 01:00:25 all 0.27 0.00 0.16 0.01 0.03 99.52 01:00:25 0 0.46 0.00 0.14 0.01 0.02 99.37 01:00:25 1 0.08 0.00 0.18 0.02 0.04 99.67 01:10:01 all 0.23 0.00 0.08 0.03 0.03 99.62 01:10:01 0 0.42 0.00 0.06 0.02 0.02 99.49 01:10:01 1 0.05 0.00 0.11 0.04 0.05 99.76 01:20:35 all 0.39 0.00 0.10 0.02 0.03 99.46 01:20:35 0 0.51 0.00 0.07 0.00 0.02 99.40 01:20:35 1 0.27 0.00 0.14 0.04 0.04 99.52 01:30:15 all 0.25 0.00 0.16 0.01 0.03 99.55 01:30:15 0 0.32 0.00 0.18 0.00 0.03 99.47 01:30:15 1 0.18 0.00 0.14 0.02 0.03 99.62 01:40:01 all 0.23 0.00 0.07 0.01 0.03 99.67 01:40:01 0 0.05 0.00 0.09 0.00 0.03 99.83 01:40:01 1 0.41 0.00 0.04 0.01 0.02 99.51 01:50:25 all 10.22 0.00 1.56 0.52 0.04 87.65 01:50:25 0 8.42 0.00 1.44 0.36 0.04 89.73 01:50:25 1 12.03 0.00 1.67 0.68 0.04 85.58 02:00:35 all 0.82 0.00 0.39 0.01 0.06 98.72 02:00:35 0 1.08 0.00 0.58 0.01 0.08 98.25 02:00:35 1 0.57 0.00 0.20 0.00 0.05 99.19 02:10:01 all 1.10 0.00 0.56 0.01 0.06 98.27 02:10:01 0 0.73 0.00 0.35 0.01 0.06 98.86 02:10:01 1 1.48 0.00 0.78 0.01 0.07 97.67 02:20:35 all 0.77 0.00 0.26 0.01 0.06 98.90 02:20:35 0 0.63 0.00 0.26 0.02 0.06 99.03 02:20:35 1 0.90 0.00 0.25 0.01 0.07 98.76 02:30:25 all 0.85 0.00 0.35 0.02 0.05 98.73 02:30:25 0 0.83 0.00 0.38 0.03 0.04 98.72 02:30:25 1 0.87 0.00 0.33 0.01 0.05 98.75 02:40:01 all 0.42 0.00 0.17 0.02 0.04 99.35 02:40:01 0 0.49 0.00 0.18 0.01 0.03 99.29 02:40:01 1 0.35 0.00 0.16 0.03 0.05 99.42 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.46 0.00 0.36 0.06 0.04 98.08 Average: 0 1.30 0.00 0.34 0.04 0.04 98.27 Average: 1 1.61 0.00 0.37 0.08 0.05 97.89