---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8920 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 680K 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 599 12552 0 2887 15110 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:92:cd:23 brd ff:ff:ff:ff:ff:ff inet 10.30.106.222/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fe92:cd23/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8920) 07/11/26 _x86_64_ (4 CPU) 13:39:21 LINUX RESTART (4 CPU) 13:40:01 tps rtps wtps bread/s bwrtn/s 13:41:01 150.70 14.91 135.79 433.19 23771.68 13:42:01 136.08 12.48 123.60 965.57 17380.04 13:43:01 323.21 30.76 292.45 1965.41 15931.34 Average: 203.33 19.38 183.94 1121.35 19027.95 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:41:01 13252420 15200448 3172540 19.32 78184 2054072 1299232 7.44 1051988 1871696 293420 13:42:01 12746032 15077708 3678928 22.40 130940 2333728 1365896 7.82 1265920 2096528 164628 13:43:01 12877672 15491240 3547288 21.60 136480 2594800 820988 4.70 950516 2268676 30484 Average: 12958708 15256465 3466252 21.10 115201 2327533 1162039 6.65 1089475 2078967 162844 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:41:01 ens3 219.93 167.23 2546.11 31.40 0.00 0.00 0.00 0.00 13:41:01 lo 2.00 2.00 0.24 0.24 0.00 0.00 0.00 0.00 13:42:01 ens3 14.48 12.40 101.85 3.41 0.00 0.00 0.00 0.00 13:42:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 13:43:01 ens3 325.98 221.13 2816.14 68.38 0.00 0.00 0.00 0.00 13:43:01 lo 1.00 1.00 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 186.80 133.59 1821.41 34.40 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8920) 07/11/26 _x86_64_ (4 CPU) 13:39:21 LINUX RESTART (4 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:41:01 all 26.82 0.00 1.96 1.70 0.06 69.45 13:41:01 0 34.20 0.00 1.99 1.27 0.08 62.45 13:41:01 1 19.54 0.00 1.32 3.95 0.05 75.15 13:41:01 2 26.59 0.00 2.12 1.00 0.07 70.23 13:41:01 3 26.97 0.00 2.39 0.60 0.07 69.97 13:42:01 all 21.77 0.00 1.11 1.03 0.05 76.04 13:42:01 0 18.10 0.00 0.95 0.25 0.03 80.66 13:42:01 1 9.16 0.00 0.59 2.11 0.05 88.10 13:42:01 2 6.44 0.00 0.90 1.40 0.03 91.22 13:42:01 3 53.28 0.00 2.07 0.33 0.05 44.26 13:43:01 all 34.34 0.00 2.84 1.52 0.06 61.24 13:43:01 0 30.88 0.00 2.52 0.92 0.05 65.62 13:43:01 1 31.18 0.00 2.45 3.18 0.07 63.12 13:43:01 2 27.36 0.00 1.92 0.78 0.05 69.89 13:43:01 3 47.95 0.00 4.45 1.21 0.08 46.31 Average: all 27.64 0.00 1.97 1.42 0.06 68.92 Average: 0 27.72 0.00 1.82 0.81 0.06 69.59 Average: 1 19.95 0.00 1.45 3.08 0.06 75.46 Average: 2 20.14 0.00 1.65 1.06 0.05 77.10 Average: 3 42.73 0.00 2.97 0.71 0.07 53.52