---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9354 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 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 420 1213 0 2310 3257 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:f7:b7:56 brd ff:ff:ff:ff:ff:ff inet 10.32.6.190/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86012sec preferred_lft 86012sec inet6 fe80::f816:3eff:fef7:b756/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9354) 11/02/24 _x86_64_ (4 CPU) 08:00:46 LINUX RESTART (4 CPU) 08:01:01 tps rtps wtps bread/s bwrtn/s 08:02:01 127.96 42.84 85.12 1910.75 7011.36 08:03:01 75.55 28.68 46.88 1610.13 9088.62 08:04:01 8.75 0.00 8.75 0.00 436.06 08:05:01 9.08 0.12 8.97 1.73 366.87 08:06:01 35.18 11.20 23.98 813.46 3387.97 08:07:01 50.09 4.50 45.59 188.10 7328.25 Average: 51.10 14.56 36.55 754.03 4603.19 08:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:02:01 1775432 3376012 2263220 56.04 52296 1702704 599476 11.78 551448 1535672 148524 08:03:01 1486552 3240172 2552100 63.19 58080 1842480 743284 14.61 699776 1660860 5116 08:04:01 1475144 3235108 2563508 63.47 59520 1846684 747376 14.69 706836 1664268 1612 08:05:01 1352556 3118408 2686096 66.51 60856 1850348 860200 16.91 824016 1666648 2292 08:06:01 464788 2351424 3573864 88.49 62780 1965404 1515692 29.79 1650220 1715148 560 08:07:01 1268596 3360564 2770056 68.59 67732 2162416 601784 11.83 709756 1850756 15788 Average: 1303845 3113615 2734807 67.72 60211 1895006 844635 16.60 857009 1682225 28982 08:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:02:01 ens3 254.57 165.64 1257.81 51.85 0.00 0.00 0.00 0.00 08:02:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 08:03:01 ens3 115.56 116.16 631.35 26.48 0.00 0.00 0.00 0.00 08:03:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 08:04:01 ens3 52.99 74.55 62.72 12.11 0.00 0.00 0.00 0.00 08:04:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:05:01 ens3 91.47 135.09 70.30 20.74 0.00 0.00 0.00 0.00 08:05:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:06:01 ens3 192.50 185.44 1464.33 34.28 0.00 0.00 0.00 0.00 08:06:01 lo 970.12 970.12 326.44 326.44 0.00 0.00 0.00 0.00 08:07:01 ens3 213.91 218.50 1024.09 42.37 0.00 0.00 0.00 0.00 08:07:01 lo 170.29 170.29 55.97 55.97 0.00 0.00 0.00 0.00 Average: ens3 153.50 149.23 751.77 31.30 0.00 0.00 0.00 0.00 Average: lo 190.60 190.60 63.78 63.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9354) 11/02/24 _x86_64_ (4 CPU) 08:00:46 LINUX RESTART (4 CPU) 08:01:01 CPU %user %nice %system %iowait %steal %idle 08:02:01 all 20.55 0.00 1.76 3.47 0.06 74.15 08:02:01 0 17.16 0.00 1.52 0.82 0.03 80.47 08:02:01 1 5.66 0.00 0.90 3.25 0.05 90.14 08:02:01 2 5.97 0.00 1.24 7.52 0.03 85.24 08:02:01 3 53.36 0.00 3.39 2.30 0.10 40.84 08:03:01 all 12.67 0.00 0.71 1.21 0.05 85.37 08:03:01 0 9.42 0.00 0.55 1.46 0.03 88.54 08:03:01 1 12.87 0.00 0.72 1.89 0.07 84.45 08:03:01 2 10.58 0.00 0.72 0.32 0.05 88.33 08:03:01 3 17.80 0.00 0.85 1.18 0.03 80.13 08:04:01 all 3.91 0.00 0.20 0.02 0.03 95.85 08:04:01 0 2.83 0.00 0.08 0.00 0.03 97.05 08:04:01 1 5.47 0.00 0.08 0.00 0.03 94.41 08:04:01 2 2.64 0.00 0.18 0.00 0.03 97.14 08:04:01 3 4.71 0.00 0.47 0.03 0.03 94.76 08:05:01 all 4.43 0.00 0.28 0.08 0.03 95.18 08:05:01 0 2.73 0.00 0.18 0.17 0.02 96.90 08:05:01 1 5.15 0.00 0.20 0.03 0.02 94.60 08:05:01 2 5.75 0.00 0.53 0.00 0.03 93.68 08:05:01 3 4.08 0.00 0.20 0.12 0.02 95.59 08:06:01 all 63.22 0.00 3.52 0.38 0.13 32.76 08:06:01 0 62.58 0.00 3.77 0.44 0.12 33.09 08:06:01 1 64.37 0.00 3.27 0.17 0.13 32.06 08:06:01 2 61.62 0.00 3.88 0.52 0.14 33.83 08:06:01 3 64.29 0.00 3.15 0.39 0.13 32.04 08:07:01 all 26.69 0.00 1.66 0.97 0.07 70.62 08:07:01 0 13.25 0.00 1.40 1.42 0.07 83.86 08:07:01 1 40.56 0.00 1.83 0.10 0.07 57.45 08:07:01 2 20.51 0.00 1.86 0.37 0.07 77.20 08:07:01 3 32.45 0.00 1.54 1.99 0.07 63.96 Average: all 21.83 0.00 1.35 1.02 0.06 75.74 Average: 0 17.86 0.00 1.24 0.72 0.05 80.13 Average: 1 22.27 0.00 1.16 0.91 0.06 75.59 Average: 2 17.77 0.00 1.40 1.46 0.06 79.32 Average: 3 29.40 0.00 1.60 1.00 0.06 67.94