---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1510 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: 2800.000 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 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 423 1181 0 2338 3252 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:58:e5:16 brd ff:ff:ff:ff:ff:ff inet 10.32.6.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe58:e516/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1510) 08/03/24 _x86_64_ (4 CPU) 10:03:47 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:01 145.51 63.64 81.87 4417.93 8342.21 10:06:01 80.45 29.05 51.41 1623.33 9495.88 10:07:01 9.51 0.03 9.48 0.27 453.98 10:08:01 44.83 8.07 36.76 724.68 4365.67 10:09:01 13.71 3.60 10.11 114.38 398.60 10:10:01 52.71 4.58 48.13 202.50 7436.49 Average: 57.79 18.16 39.63 1180.48 5082.01 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 1807028 3398268 2231624 55.26 51208 1694936 574004 11.28 529012 1528564 142488 10:06:01 1490664 3246592 2547988 63.09 57952 1845576 729896 14.35 694576 1664280 5284 10:07:01 1474792 3237848 2563860 63.48 59896 1849868 737804 14.50 704740 1667692 1616 10:08:01 751736 2663204 3286916 81.39 64132 1988952 1300712 25.57 1333696 1748416 7404 10:09:01 396452 2312576 3642200 90.18 64384 1993144 1574544 30.95 1699232 1734260 344 10:10:01 1246352 3367840 2792300 69.14 70004 2188092 589188 11.58 717968 1863004 15724 Average: 1194504 3037721 2844148 70.42 61263 1926761 917691 18.04 946537 1701036 28810 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 ens3 420.48 271.30 1630.40 74.00 0.00 0.00 0.00 0.00 10:05:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:06:01 ens3 126.71 117.10 722.19 24.10 0.00 0.00 0.00 0.00 10:06:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 10:07:01 ens3 59.03 85.39 61.06 13.57 0.00 0.00 0.00 0.00 10:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:08:01 ens3 334.73 379.89 1885.89 58.06 0.00 0.00 0.00 0.00 10:08:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 10:09:01 ens3 33.86 21.05 8.54 7.58 0.00 0.00 0.00 0.00 10:09:01 lo 1147.34 1147.34 407.83 407.83 0.00 0.00 0.00 0.00 10:10:01 ens3 220.23 251.96 1174.58 48.07 0.00 0.00 0.00 0.00 10:10:01 lo 3.37 3.37 0.65 0.65 0.00 0.00 0.00 0.00 Average: ens3 199.17 187.78 913.75 37.56 0.00 0.00 0.00 0.00 Average: lo 192.32 192.32 68.13 68.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1510) 08/03/24 _x86_64_ (4 CPU) 10:03:47 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:01 all 21.68 0.00 2.10 4.04 0.06 72.12 10:05:01 0 33.97 0.00 2.83 2.85 0.07 60.28 10:05:01 1 9.51 0.00 1.27 6.98 0.05 82.18 10:05:01 2 13.17 0.00 1.79 5.16 0.05 79.83 10:05:01 3 29.98 0.00 2.50 1.21 0.07 66.25 10:06:01 all 12.92 0.00 0.65 1.49 0.04 84.89 10:06:01 0 8.24 0.00 0.38 0.45 0.05 90.88 10:06:01 1 7.14 0.00 0.38 2.36 0.03 90.09 10:06:01 2 11.21 0.00 0.53 1.64 0.05 86.57 10:06:01 3 25.17 0.00 1.34 1.52 0.05 71.92 10:07:01 all 4.77 0.00 0.25 0.05 0.02 94.92 10:07:01 0 2.92 0.00 0.13 0.00 0.02 96.93 10:07:01 1 3.25 0.00 0.15 0.10 0.02 96.49 10:07:01 2 4.54 0.00 0.32 0.07 0.02 95.06 10:07:01 3 8.39 0.00 0.38 0.00 0.05 91.18 10:08:01 all 24.92 0.00 1.10 0.37 0.06 73.54 10:08:01 0 27.48 0.00 1.20 0.28 0.07 70.97 10:08:01 1 24.57 0.00 0.84 0.27 0.07 74.26 10:08:01 2 21.21 0.00 0.93 0.52 0.05 77.29 10:08:01 3 26.45 0.00 1.42 0.44 0.07 71.62 10:09:01 all 59.94 0.00 3.50 0.19 0.12 36.25 10:09:01 0 60.42 0.00 3.41 0.02 0.10 36.05 10:09:01 1 59.00 0.00 3.36 0.15 0.12 37.37 10:09:01 2 62.38 0.00 3.50 0.05 0.12 33.95 10:09:01 3 57.98 0.00 3.73 0.51 0.12 37.66 10:10:01 all 23.58 0.00 1.31 1.26 0.06 73.79 10:10:01 0 43.99 0.00 2.04 0.40 0.08 53.48 10:10:01 1 8.61 0.00 0.87 1.82 0.05 88.65 10:10:01 2 13.23 0.00 1.12 2.61 0.05 82.99 10:10:01 3 28.41 0.00 1.19 0.20 0.07 70.13 Average: all 24.51 0.00 1.48 1.24 0.06 72.72 Average: 0 29.38 0.00 1.66 0.67 0.06 68.22 Average: 1 18.51 0.00 1.14 1.95 0.06 78.35 Average: 2 20.84 0.00 1.36 1.68 0.06 76.07 Average: 3 29.31 0.00 1.75 0.65 0.07 68.22