---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2972 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 7.8G 12G 41% / 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 1121 0 2398 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:f2:c2:de brd ff:ff:ff:ff:ff:ff inet 10.32.7.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:fef2:c2de/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-2972) 01/06/24 _x86_64_ (4 CPU) 15:07:54 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 133.21 67.54 65.67 4559.91 41925.03 15:10:01 86.62 29.01 57.61 1622.13 11995.60 15:11:01 16.26 0.02 16.24 0.13 1640.92 15:12:01 22.62 0.46 22.17 44.74 6984.99 15:13:01 48.54 2.48 46.06 150.51 6362.27 Average: 61.58 19.97 41.61 1279.56 13804.08 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 1828264 3387496 2210380 54.73 48684 1667032 579932 11.40 531492 1508324 147544 15:10:01 1434372 3232384 2604272 64.48 58576 1886044 731112 14.37 702128 1711852 38412 15:11:01 1414932 3219444 2623712 64.97 59784 1890516 740412 14.55 716148 1715472 1700 15:12:01 1176060 3186712 2862584 70.88 61712 2090540 769384 15.12 749720 1912192 3264 15:13:01 1177136 3358140 2861508 70.85 69512 2248532 585104 11.50 617768 2033432 54088 Average: 1406153 3276835 2632491 65.18 59654 1956533 681189 13.39 663451 1776254 49002 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 15:09:01 ens3 399.15 247.98 1367.06 62.57 0.00 0.00 0.00 0.00 15:10:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 15:10:01 ens3 126.55 112.15 1036.64 24.78 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 57.85 81.64 71.30 12.98 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 454.08 409.64 3407.98 44.63 0.00 0.00 0.00 0.00 15:13:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 15:13:01 ens3 187.92 215.93 832.83 44.92 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 244.40 212.81 1336.21 37.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2972) 01/06/24 _x86_64_ (4 CPU) 15:07:54 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.23 0.00 2.14 3.88 0.06 72.69 15:09:01 0 34.96 0.00 3.07 2.65 0.05 59.27 15:09:01 1 10.02 0.00 1.34 7.11 0.07 81.47 15:09:01 2 28.72 0.00 2.15 3.96 0.07 65.11 15:09:01 3 11.20 0.00 1.97 1.77 0.03 85.03 15:10:01 all 17.67 0.00 1.04 1.78 0.05 79.47 15:10:01 0 30.12 0.00 1.72 0.77 0.05 67.34 15:10:01 1 9.27 0.00 0.60 3.34 0.03 86.76 15:10:01 2 14.85 0.00 1.10 1.65 0.05 82.35 15:10:01 3 16.43 0.00 0.75 1.39 0.05 81.39 15:11:01 all 5.34 0.00 0.28 0.06 0.03 94.29 15:11:01 0 4.73 0.00 0.52 0.03 0.03 94.68 15:11:01 1 6.40 0.00 0.13 0.20 0.02 93.25 15:11:01 2 5.94 0.00 0.28 0.00 0.02 93.76 15:11:01 3 4.29 0.00 0.22 0.00 0.03 95.46 15:12:01 all 6.55 0.00 0.56 0.12 0.03 92.74 15:12:01 0 7.44 0.00 0.48 0.12 0.03 91.93 15:12:01 1 5.89 0.00 0.37 0.36 0.02 93.37 15:12:01 2 7.52 0.00 0.68 0.00 0.03 91.77 15:12:01 3 5.35 0.00 0.68 0.02 0.03 93.91 15:13:01 all 20.11 0.00 1.28 1.05 0.05 77.51 15:13:01 0 13.43 0.00 1.20 1.59 0.03 83.75 15:13:01 1 26.72 0.00 1.81 1.61 0.07 69.80 15:13:01 2 16.71 0.00 1.07 0.89 0.05 81.28 15:13:01 3 23.58 0.00 1.04 0.13 0.05 75.20 Average: all 14.20 0.00 1.06 1.38 0.04 83.32 Average: 0 18.18 0.00 1.40 1.04 0.04 79.35 Average: 1 11.67 0.00 0.85 2.53 0.04 84.91 Average: 2 14.75 0.00 1.06 1.30 0.04 82.84 Average: 3 12.20 0.00 0.93 0.66 0.04 86.17