---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-521 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.934 BogoMIPS: 5599.86 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 xtopology 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 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 601 13182 0 2255 15125 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:83:82:a0 brd ff:ff:ff:ff:ff:ff inet 10.30.107.64/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85948sec preferred_lft 85948sec inet6 fe80::f816:3eff:fe83:82a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-521) 07/17/26 _x86_64_ (4 CPU) 13:22:02 LINUX RESTART (4 CPU) 13:23:01 tps rtps wtps bread/s bwrtn/s 13:24:01 148.28 28.86 119.41 1697.98 16650.96 13:25:01 2.03 0.00 2.03 0.00 143.04 13:26:01 1.47 0.00 1.47 0.00 23.20 13:27:01 1.57 0.00 1.57 0.00 21.46 13:28:01 1.12 0.00 1.12 0.00 14.66 13:29:01 11.43 0.18 11.25 9.47 612.16 Average: 27.65 4.84 22.81 284.57 2910.91 13:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:24:01 13350124 15324396 3074844 18.72 71712 2090760 1032900 5.91 900860 1933492 3244 13:25:01 13356596 15330816 3068372 18.68 71760 2090764 1032900 5.91 895032 1933488 36 13:26:01 13352920 15327344 3072048 18.70 71832 2090864 1032900 5.91 899484 1933564 180 13:27:01 13353036 15327516 3071932 18.70 71888 2090860 1055508 6.04 899676 1933568 24 13:28:01 13338000 15312556 3086968 18.79 71936 2090896 1055508 6.04 914904 1933592 88 13:29:01 13481208 15457032 2943760 17.92 73040 2091652 847180 4.85 797132 1910644 596 Average: 13371981 15346610 3052987 18.59 72028 2090966 1009483 5.78 884515 1929725 695 13:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:24:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 13:24:01 ens3 133.16 99.48 1153.06 20.81 0.00 0.00 0.00 0.00 13:25:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:25:01 ens3 1.87 0.82 0.61 0.88 0.00 0.00 0.00 0.00 13:26:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:26:01 ens3 3.67 2.35 1.84 1.85 0.00 0.00 0.00 0.00 13:27:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:27:01 ens3 1.62 1.10 0.87 1.16 0.00 0.00 0.00 0.00 13:28:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:28:01 ens3 1.28 1.20 0.61 0.77 0.00 0.00 0.00 0.00 13:29:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:29:01 ens3 7.87 6.23 7.17 3.07 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 24.91 18.53 194.03 4.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-521) 07/17/26 _x86_64_ (4 CPU) 13:22:02 LINUX RESTART (4 CPU) 13:23:01 CPU %user %nice %system %iowait %steal %idle 13:24:01 all 12.91 0.00 0.99 1.12 0.05 84.92 13:24:01 0 6.87 0.00 0.70 0.23 0.07 92.13 13:24:01 1 25.10 0.00 1.44 2.07 0.05 71.34 13:24:01 2 8.60 0.00 0.95 1.70 0.03 88.71 13:24:01 3 11.09 0.00 0.87 0.48 0.03 87.52 13:25:01 all 0.05 0.00 0.03 0.01 0.02 99.89 13:25:01 0 0.07 0.00 0.05 0.02 0.03 99.83 13:25:01 1 0.05 0.00 0.00 0.03 0.02 99.90 13:25:01 2 0.10 0.00 0.07 0.02 0.03 99.78 13:25:01 3 0.02 0.00 0.02 0.00 0.00 99.97 13:26:01 all 0.30 0.00 0.02 0.00 0.02 99.65 13:26:01 0 0.12 0.00 0.05 0.00 0.03 99.80 13:26:01 1 0.45 0.00 0.02 0.02 0.02 99.50 13:26:01 2 0.30 0.00 0.02 0.02 0.03 99.63 13:26:01 3 0.33 0.00 0.02 0.00 0.00 99.65 13:27:01 all 0.06 0.00 0.03 0.06 0.02 99.84 13:27:01 0 0.07 0.00 0.03 0.10 0.03 99.77 13:27:01 1 0.00 0.00 0.00 0.00 0.00 100.00 13:27:01 2 0.10 0.00 0.05 0.00 0.02 99.83 13:27:01 3 0.08 0.00 0.02 0.10 0.00 99.80 13:28:01 all 0.28 0.00 0.02 0.00 0.01 99.68 13:28:01 0 0.10 0.00 0.03 0.02 0.02 99.83 13:28:01 1 0.47 0.00 0.03 0.00 0.02 99.48 13:28:01 2 0.22 0.00 0.00 0.00 0.02 99.77 13:28:01 3 0.33 0.00 0.02 0.00 0.00 99.65 13:29:01 all 3.79 0.00 0.23 0.10 0.02 95.87 13:29:01 0 5.37 0.00 0.18 0.33 0.02 94.10 13:29:01 1 2.86 0.00 0.21 0.03 0.03 96.86 13:29:01 2 4.05 0.00 0.18 0.03 0.02 95.71 13:29:01 3 2.87 0.00 0.38 0.00 0.02 96.73 Average: all 2.90 0.00 0.22 0.22 0.02 96.64 Average: 0 2.10 0.00 0.18 0.12 0.03 97.58 Average: 1 4.81 0.00 0.28 0.36 0.02 94.53 Average: 2 2.23 0.00 0.21 0.29 0.03 97.24 Average: 3 2.45 0.00 0.22 0.10 0.01 97.22