---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3385 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 696 930 0 2316 2981 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:50:4f:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:fe50:4fa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3385) 03/02/24 _x86_64_ (4 CPU) 03:47:52 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 111.05 67.19 43.86 4541.24 6574.24 03:50:01 69.38 12.05 57.33 241.72 10865.95 03:51:01 9.95 0.00 9.95 0.00 459.26 03:52:01 45.29 0.32 44.98 6.27 8642.29 03:53:01 19.60 3.22 16.38 152.51 7910.55 Average: 50.99 16.57 34.42 990.84 6877.16 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 1814880 3384572 2223764 55.06 48564 1677008 580676 11.41 533008 1516640 155772 03:50:01 1519016 3225624 2519628 62.39 57336 1797396 737364 14.49 709652 1620804 4920 03:51:01 1496560 3209956 2542084 62.94 59132 1801620 741352 14.57 726400 1624172 1436 03:52:01 1335136 3399636 2703508 66.94 63680 2140028 533772 10.49 550256 1946532 97564 03:53:01 975296 3071756 3063348 75.85 66856 2168184 816552 16.05 1123340 1730876 43664 Average: 1428178 3258309 2610466 64.64 59114 1916847 681943 13.41 728531 1687805 60671 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 03:49:02 ens3 373.52 258.32 1395.11 64.75 0.00 0.00 0.00 0.00 03:50:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 03:50:01 ens3 124.69 113.57 867.95 25.91 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:51:01 ens3 52.72 76.72 60.85 12.27 0.00 0.00 0.00 0.00 03:52:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:52:01 ens3 727.31 643.38 4096.64 87.16 0.00 0.00 0.00 0.00 03:53:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 308.93 172.39 359.11 287.24 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 318.08 253.34 1357.56 95.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3385) 03/02/24 _x86_64_ (4 CPU) 03:47:52 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 22.10 0.00 1.85 2.99 0.07 73.00 03:49:02 0 44.42 0.00 2.90 1.88 0.07 50.73 03:49:02 1 10.51 0.00 1.36 7.38 0.07 80.68 03:49:02 2 21.91 0.00 1.42 1.30 0.05 75.33 03:49:02 3 11.42 0.00 1.73 1.41 0.05 85.40 03:50:01 all 15.96 0.00 0.82 1.36 0.06 81.79 03:50:01 0 18.87 0.00 0.75 0.14 0.05 80.19 03:50:01 1 11.57 0.00 0.70 3.64 0.07 84.03 03:50:01 2 15.19 0.00 0.66 1.00 0.03 83.11 03:50:01 3 18.24 0.00 1.17 0.70 0.05 79.84 03:51:01 all 4.30 0.00 0.18 0.04 0.03 95.44 03:51:01 0 2.04 0.00 0.15 0.00 0.05 97.76 03:51:01 1 8.48 0.00 0.13 0.13 0.03 91.22 03:51:01 2 3.94 0.00 0.28 0.02 0.03 95.73 03:51:01 3 2.69 0.00 0.17 0.03 0.05 97.06 03:52:01 all 11.21 0.00 0.99 0.79 0.06 86.95 03:52:01 0 7.65 0.00 0.96 0.55 0.03 90.81 03:52:01 1 15.17 0.00 0.70 1.04 0.07 83.02 03:52:01 2 12.04 0.00 1.07 0.59 0.05 86.25 03:52:01 3 9.98 0.00 1.24 0.97 0.07 87.74 03:53:01 all 28.60 0.00 0.99 0.40 0.05 69.96 03:53:01 0 17.70 0.00 0.43 0.00 0.03 81.84 03:53:01 1 30.97 0.00 1.31 1.07 0.05 66.61 03:53:01 2 46.74 0.00 1.15 0.23 0.07 51.80 03:53:01 3 19.05 0.00 1.07 0.27 0.05 79.57 Average: all 16.44 0.00 0.97 1.11 0.05 81.42 Average: 0 18.16 0.00 1.04 0.52 0.05 80.24 Average: 1 15.35 0.00 0.84 2.64 0.06 81.11 Average: 2 19.98 0.00 0.92 0.63 0.05 78.43 Average: 3 12.26 0.00 1.07 0.67 0.05 85.94