---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6091 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: 2800.000 BogoMIPS: 5600.00 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 8.9G 69G 12% / 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 608 12661 0 2769 15108 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:9b:45:64 brd ff:ff:ff:ff:ff:ff inet 10.30.107.246/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe9b:4564/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6091) 02/07/26 _x86_64_ (4 CPU) 20:39:44 LINUX RESTART (4 CPU) 20:40:01 tps rtps wtps bread/s bwrtn/s 20:41:01 370.49 48.54 321.95 2381.47 60712.55 20:42:01 136.84 11.45 125.40 809.20 18688.75 20:43:01 19.83 4.12 15.71 108.65 1379.37 20:44:01 284.99 3.58 281.40 306.62 16810.93 Average: 203.04 16.92 186.11 901.48 24397.90 20:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:41:01 13727624 15425504 2697344 16.42 68876 1824092 1134052 6.49 801604 1670104 229280 20:42:01 12686004 14732240 3738964 22.76 79264 2150040 1836884 10.51 1587932 1898072 11296 20:43:01 12929396 15262152 3495572 21.28 80672 2431000 1021704 5.85 1212168 2023144 258044 20:44:01 12903620 15412612 3521348 21.44 84372 2601120 899496 5.15 1121232 2136120 31696 Average: 13061661 15208127 3363307 20.48 78296 2251563 1223034 7.00 1180734 1931860 132579 20:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:41:01 ens3 196.23 142.86 1420.58 45.07 0.00 0.00 0.00 0.00 20:41:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 20:42:01 ens3 429.75 332.18 3380.84 67.72 0.00 0.00 0.00 0.00 20:42:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 20:43:01 ens3 398.28 226.46 1045.21 78.35 0.00 0.00 0.00 0.00 20:43:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 20:44:01 ens3 304.00 203.63 2488.27 68.45 0.00 0.00 0.00 0.00 20:44:01 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 332.07 226.28 2083.73 64.90 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6091) 02/07/26 _x86_64_ (4 CPU) 20:39:44 LINUX RESTART (4 CPU) 20:40:01 CPU %user %nice %system %iowait %steal %idle 20:41:01 all 22.66 0.00 1.84 4.29 0.06 71.16 20:41:01 0 37.39 0.00 1.91 4.81 0.08 55.81 20:41:01 1 15.40 0.00 1.12 0.75 0.05 82.68 20:41:01 2 20.57 0.00 1.94 6.71 0.07 70.71 20:41:01 3 17.28 0.00 2.38 4.89 0.05 75.40 20:42:01 all 58.91 0.00 2.34 0.48 0.10 38.18 20:42:01 0 47.29 0.00 2.85 0.25 0.08 49.53 20:42:01 1 64.80 0.00 1.86 0.13 0.10 33.10 20:42:01 2 68.21 0.00 2.11 1.31 0.10 28.28 20:42:01 3 55.40 0.00 2.53 0.20 0.08 41.78 20:43:01 all 67.62 0.00 2.19 0.04 0.10 30.06 20:43:01 0 57.22 0.00 2.56 0.05 0.10 40.08 20:43:01 1 75.31 0.00 1.91 0.02 0.10 22.66 20:43:01 2 70.29 0.00 2.17 0.07 0.08 27.39 20:43:01 3 67.72 0.00 2.11 0.03 0.12 30.02 20:44:01 all 36.57 0.00 1.71 1.26 0.07 60.40 20:44:01 0 39.75 0.00 2.28 1.69 0.05 56.24 20:44:01 1 21.08 0.00 1.23 1.38 0.08 76.23 20:44:01 2 34.48 0.00 1.70 1.67 0.07 62.08 20:44:01 3 51.08 0.00 1.64 0.33 0.07 46.88 Average: all 46.44 0.00 2.02 1.52 0.08 49.95 Average: 0 45.43 0.00 2.40 1.70 0.08 50.39 Average: 1 44.08 0.00 1.53 0.57 0.08 53.73 Average: 2 48.38 0.00 1.98 2.44 0.08 47.12 Average: 3 47.87 0.00 2.16 1.36 0.08 48.52