---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13528 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: 2799.998 BogoMIPS: 5599.99 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 672K 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 830 12915 0 2294 14894 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:28:57:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.159/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe28:57a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13528) 03/16/24 _x86_64_ (4 CPU) 06:26:53 LINUX RESTART (4 CPU) 06:27:01 tps rtps wtps bread/s bwrtn/s 06:28:02 157.61 68.32 89.29 4637.49 52151.17 06:29:01 158.43 40.54 117.90 2498.56 33180.95 06:30:01 41.36 4.70 36.66 177.44 21702.25 06:31:01 20.94 3.63 17.31 100.63 10431.32 Average: 94.31 29.25 65.07 1850.76 29349.68 06:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:28:02 14039112 15581468 2385856 14.53 60288 1685172 752740 4.31 655332 1521528 138876 06:29:01 12622504 14515204 3802464 23.15 74956 2006972 1600752 9.16 1801444 1760236 23864 06:30:01 12262264 14257700 4162704 25.34 78460 2101744 1800160 10.30 2088880 1823108 28668 06:31:01 13288548 15315888 3136420 19.10 79248 2132056 909540 5.21 1095332 1794092 232 Average: 13053107 14917565 3371861 20.53 73238 1981486 1265798 7.24 1410247 1724741 47910 06:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:28:02 ens3 388.00 268.12 1531.00 63.32 0.00 0.00 0.00 0.00 06:28:02 lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 06:29:01 ens3 551.97 354.74 2739.59 112.39 0.00 0.00 0.00 0.00 06:29:01 lo 0.97 0.97 0.08 0.08 0.00 0.00 0.00 0.00 06:30:01 ens3 3819.26 2293.75 1950.80 1001.37 0.00 0.00 0.00 0.00 06:30:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:31:01 ens3 424.48 263.56 424.85 210.42 0.00 0.00 0.00 0.00 06:31:01 lo 14.30 14.30 2.51 2.51 0.00 0.00 0.00 0.00 Average: ens3 1299.00 796.86 1657.00 347.85 0.00 0.00 0.00 0.00 Average: lo 4.36 4.36 0.70 0.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13528) 03/16/24 _x86_64_ (4 CPU) 06:26:53 LINUX RESTART (4 CPU) 06:27:01 CPU %user %nice %system %iowait %steal %idle 06:28:02 all 21.51 0.00 2.03 7.57 0.06 68.83 06:28:02 0 16.09 0.00 1.76 2.83 0.07 79.26 06:28:02 1 14.97 0.00 1.54 13.92 0.07 69.51 06:28:02 2 36.38 0.00 2.78 3.31 0.07 57.46 06:28:02 3 18.65 0.00 2.01 10.24 0.07 69.03 06:29:01 all 48.17 0.00 2.05 2.74 0.10 46.93 06:29:01 0 39.42 0.00 2.13 2.56 0.09 55.80 06:29:01 1 45.98 0.00 2.28 4.94 0.10 46.70 06:29:01 2 45.33 0.00 1.51 2.21 0.14 50.82 06:29:01 3 61.94 0.00 2.28 1.29 0.09 34.40 06:30:01 all 71.66 0.00 6.24 0.59 0.12 21.38 06:30:01 0 68.97 0.00 5.44 1.12 0.12 24.35 06:30:01 1 70.27 0.00 6.53 0.84 0.12 22.24 06:30:01 2 70.24 0.00 6.38 0.32 0.10 22.96 06:30:01 3 77.18 0.00 6.66 0.10 0.12 15.95 06:31:01 all 33.88 0.00 0.86 0.61 0.06 64.58 06:31:01 0 33.84 0.00 1.35 1.80 0.07 62.94 06:31:01 1 35.56 0.00 1.18 0.57 0.08 62.60 06:31:01 2 35.35 0.00 0.42 0.08 0.07 64.08 06:31:01 3 30.74 0.00 0.47 0.02 0.05 68.72 Average: all 43.76 0.00 2.80 2.88 0.09 50.47 Average: 0 39.51 0.00 2.67 2.08 0.08 55.66 Average: 1 41.66 0.00 2.88 5.07 0.09 50.30 Average: 2 46.84 0.00 2.78 1.48 0.09 48.82 Average: 3 47.06 0.00 2.85 2.92 0.08 47.09