---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-704 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: 2800.022 BogoMIPS: 5600.04 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 40% / 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 412 1193 0 2337 3264 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:68:1d:05 brd ff:ff:ff:ff:ff:ff inet 10.32.6.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85995sec preferred_lft 85995sec inet6 fe80::f816:3eff:fe68:1d05/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-704) 02/03/24 _x86_64_ (4 CPU) 10:03:44 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:02 88.50 36.94 51.57 1703.30 6484.51 10:06:01 78.72 29.54 49.18 1651.25 10388.75 10:07:02 9.78 0.00 9.78 0.00 487.92 10:08:01 7.83 0.12 7.71 1.76 327.94 10:09:01 35.29 11.18 24.11 810.53 3423.43 10:10:01 43.41 4.47 38.94 189.17 7152.41 Average: 43.93 13.70 30.23 725.47 4707.26 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 1695932 3335608 2342712 58.01 51820 1741676 634272 12.47 594340 1574560 181024 10:06:01 1470280 3240800 2568364 63.59 59248 1858632 733412 14.42 702296 1678736 5908 10:07:02 1456892 3233804 2581752 63.93 60264 1863152 745492 14.65 710460 1682380 1648 10:08:01 1394212 3177072 2644432 65.48 61472 1866992 798476 15.70 768288 1684892 2760 10:09:01 189864 2093220 3848780 95.30 63368 1982112 1752632 34.45 1910308 1733512 1032 10:10:01 1192516 3306868 2846128 70.47 69276 2182988 652948 12.84 764340 1874172 44696 Average: 1233283 3064562 2805361 69.46 60908 1915925 886205 17.42 908339 1704709 39511 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 ens3 126.86 93.80 1193.23 15.35 0.00 0.00 0.00 0.00 10:05:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 10:06:01 ens3 127.71 121.59 661.34 21.89 0.00 0.00 0.00 0.00 10:06:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 10:07:02 ens3 57.32 82.30 74.19 13.17 0.00 0.00 0.00 0.00 10:07:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:08:01 ens3 80.70 118.79 77.40 18.19 0.00 0.00 0.00 0.00 10:08:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:09:01 ens3 181.05 187.84 1472.28 32.44 0.00 0.00 0.00 0.00 10:09:01 lo 606.73 606.73 202.45 202.45 0.00 0.00 0.00 0.00 10:10:01 ens3 228.85 220.95 1036.75 44.48 0.00 0.00 0.00 0.00 10:10:01 lo 532.86 532.86 181.02 181.02 0.00 0.00 0.00 0.00 Average: ens3 133.91 137.64 754.69 24.27 0.00 0.00 0.00 0.00 Average: lo 191.51 191.51 64.31 64.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-704) 02/03/24 _x86_64_ (4 CPU) 10:03:44 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:02 all 20.07 0.00 1.50 2.42 0.05 75.97 10:05:02 0 9.32 0.00 0.93 0.43 0.03 89.29 10:05:02 1 22.96 0.00 1.36 0.86 0.07 74.75 10:05:02 2 21.41 0.00 1.76 7.79 0.05 68.99 10:05:02 3 26.63 0.00 1.92 0.62 0.05 70.78 10:06:01 all 15.55 0.00 0.85 1.29 0.05 82.25 10:06:01 0 9.44 0.00 0.48 0.97 0.03 89.08 10:06:01 1 22.60 0.00 1.29 1.98 0.05 74.08 10:06:01 2 15.51 0.00 1.16 2.19 0.05 81.09 10:06:01 3 14.70 0.00 0.53 0.00 0.05 84.72 10:07:02 all 4.25 0.00 0.20 0.05 0.02 95.48 10:07:02 0 3.44 0.00 0.17 0.00 0.02 96.38 10:07:02 1 2.25 0.00 0.03 0.20 0.02 97.50 10:07:02 2 8.56 0.00 0.52 0.02 0.03 90.87 10:07:02 3 2.72 0.00 0.05 0.00 0.02 97.21 10:08:01 all 3.80 0.00 0.23 0.04 0.02 95.91 10:08:01 0 2.51 0.00 0.07 0.00 0.02 97.40 10:08:01 1 3.20 0.00 0.26 0.14 0.00 96.41 10:08:01 2 5.38 0.00 0.25 0.00 0.03 94.33 10:08:01 3 4.13 0.00 0.32 0.02 0.02 95.51 10:09:01 all 59.40 0.00 2.75 0.23 0.12 37.50 10:09:01 0 60.19 0.00 3.50 0.50 0.13 35.67 10:09:01 1 58.75 0.00 2.55 0.32 0.12 38.27 10:09:01 2 60.38 0.00 2.53 0.03 0.12 36.93 10:09:01 3 58.25 0.00 2.47 0.05 0.12 39.11 10:10:01 all 29.51 0.00 2.48 0.81 0.08 67.12 10:10:01 0 24.04 0.00 2.21 0.28 0.05 73.42 10:10:01 1 45.49 0.00 2.72 2.50 0.10 49.20 10:10:01 2 23.24 0.00 1.98 0.47 0.07 74.24 10:10:01 3 25.29 0.00 3.03 0.02 0.07 71.59 Average: all 22.12 0.00 1.34 0.81 0.05 75.67 Average: 0 18.16 0.00 1.23 0.36 0.05 80.20 Average: 1 25.91 0.00 1.37 1.00 0.06 71.66 Average: 2 22.45 0.00 1.37 1.75 0.06 74.37 Average: 3 21.99 0.00 1.39 0.12 0.05 76.45