---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11620 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 468 5052 0 2455 7221 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:1b:ae:9d brd ff:ff:ff:ff:ff:ff inet 10.32.7.145/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe1b:ae9d/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-11620) 09/12/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 158.61 54.91 103.70 3612.06 42902.73 02:59:01 82.77 12.90 69.87 276.16 16333.91 03:00:01 10.50 0.00 10.50 0.00 485.39 03:01:01 44.68 0.40 44.28 14.40 8728.15 Average: 74.10 17.07 57.03 978.58 17115.80 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5870364 7449168 2297056 28.12 49864 1699204 644176 6.99 551428 1562452 193828 02:59:01 5386788 7234228 2780632 34.05 59192 1947620 873708 9.48 782524 1792540 4508 03:00:01 5368612 7223532 2798808 34.27 61272 1952140 882352 9.57 794712 1796180 1340 03:01:01 5162460 7376468 3004960 36.79 66792 2298104 698240 7.58 660732 2121084 118852 Average: 5447056 7320849 2720364 33.31 59280 1974267 774619 8.41 697349 1818064 79632 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 419.60 267.99 1672.57 69.92 0.00 0.00 0.00 0.00 02:58:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 02:59:01 ens3 142.69 127.03 1773.99 24.28 0.00 0.00 0.00 0.00 02:59:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 03:00:01 ens3 52.66 76.25 55.64 13.79 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 635.26 541.03 4034.91 78.88 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 313.26 253.60 1884.74 46.81 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11620) 09/12/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.90 0.00 2.18 4.78 0.07 71.07 02:58:02 0 21.32 0.00 2.37 5.70 0.05 70.55 02:58:02 1 18.65 0.00 1.79 9.83 0.07 69.66 02:58:02 2 19.96 0.00 1.78 1.29 0.07 76.91 02:58:02 3 27.69 0.00 2.78 2.28 0.07 67.19 02:59:01 all 17.61 0.00 1.01 1.69 0.05 79.64 02:59:01 0 31.39 0.00 1.48 4.36 0.07 62.70 02:59:01 1 10.37 0.00 0.96 1.47 0.03 87.17 02:59:01 2 10.96 0.00 0.54 0.68 0.05 87.76 02:59:01 3 17.73 0.00 1.07 0.27 0.05 80.88 03:00:01 all 5.02 0.00 0.20 0.02 0.02 94.74 03:00:01 0 6.69 0.00 0.20 0.08 0.03 93.00 03:00:01 1 3.04 0.00 0.07 0.00 0.00 96.90 03:00:01 2 3.37 0.00 0.23 0.00 0.02 96.38 03:00:01 3 7.03 0.00 0.30 0.00 0.03 92.64 03:01:01 all 15.37 0.00 1.24 0.31 0.06 83.02 03:01:01 0 15.70 0.00 1.33 0.93 0.07 81.97 03:01:01 1 23.40 0.00 1.13 0.28 0.07 75.12 03:01:01 2 12.32 0.00 1.18 0.02 0.07 86.41 03:01:01 3 10.02 0.00 1.27 0.02 0.07 88.63 Average: all 14.95 0.00 1.16 1.70 0.05 82.15 Average: 0 18.72 0.00 1.34 2.76 0.05 77.12 Average: 1 13.83 0.00 0.98 2.88 0.04 82.26 Average: 2 11.64 0.00 0.94 0.50 0.05 86.87 Average: 3 15.60 0.00 1.35 0.64 0.05 82.35