---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7532 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 430 1195 0 2318 3247 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:e9:f8:14 brd ff:ff:ff:ff:ff:ff inet 10.32.6.16/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85986sec preferred_lft 85986sec inet6 fe80::f816:3eff:fee9:f814/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7532) 10/12/24 _x86_64_ (4 CPU) 21:23:44 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 123.11 36.94 86.17 1695.58 6597.30 21:26:01 77.77 29.55 48.21 1650.97 9233.15 21:27:01 10.21 0.02 10.20 0.13 468.86 21:28:01 37.43 10.56 26.86 729.88 3606.73 21:29:01 3.33 0.08 3.25 2.93 183.57 21:30:01 33.16 3.80 29.36 111.05 2690.35 Average: 47.42 13.45 33.97 695.77 3781.52 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 1778648 3370264 2260004 55.96 51748 1695104 599168 11.78 552732 1533284 148240 21:26:01 1433592 3178904 2605060 64.50 57400 1835792 778716 15.31 757880 1659052 5024 21:27:01 1425980 3178508 2612672 64.69 59256 1840292 782688 15.39 759844 1662804 1796 21:28:01 568480 2447736 3470172 85.92 61988 1960504 1456316 28.63 1523964 1743400 4392 21:29:01 532224 2411700 3506428 86.82 62056 1960588 1653996 32.51 1562612 1740776 228 21:30:01 1215500 3312884 2823152 69.90 66000 2169288 638816 12.56 751700 1862856 141328 Average: 1159071 2983333 2879581 71.30 59741 1910261 984950 19.36 984789 1700362 50168 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 ens3 143.78 106.63 1046.98 21.54 0.00 0.00 0.00 0.00 21:25:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 21:26:01 ens3 128.18 126.10 651.92 26.26 0.00 0.00 0.00 0.00 21:26:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 21:27:01 ens3 59.46 85.60 65.12 13.71 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 230.68 273.40 1593.64 39.95 0.00 0.00 0.00 0.00 21:28:01 lo 1.67 1.67 0.85 0.85 0.00 0.00 0.00 0.00 21:29:01 ens3 2.90 2.97 0.68 0.78 0.00 0.00 0.00 0.00 21:29:01 lo 13.20 13.20 3.86 3.86 0.00 0.00 0.00 0.00 21:30:01 ens3 301.62 281.54 1128.89 58.12 0.00 0.00 0.00 0.00 21:30:01 lo 15.45 15.45 3.34 3.34 0.00 0.00 0.00 0.00 Average: ens3 144.48 146.10 748.14 26.73 0.00 0.00 0.00 0.00 Average: lo 5.48 5.48 1.38 1.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7532) 10/12/24 _x86_64_ (4 CPU) 21:23:44 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 19.20 0.00 1.68 3.71 0.08 75.33 21:25:02 0 39.92 0.00 2.56 1.32 0.10 56.10 21:25:02 1 4.79 0.00 1.20 8.46 0.03 85.51 21:25:02 2 11.66 0.00 1.33 1.92 0.05 85.03 21:25:02 3 20.46 0.00 1.63 3.15 0.08 74.67 21:26:01 all 13.59 0.00 0.79 1.28 0.06 84.28 21:26:01 0 17.96 0.00 0.88 1.77 0.07 79.33 21:26:01 1 10.91 0.00 1.14 2.68 0.07 85.21 21:26:01 2 13.83 0.00 0.36 0.61 0.05 85.15 21:26:01 3 11.62 0.00 0.77 0.09 0.07 87.46 21:27:01 all 3.75 0.00 0.21 0.05 0.03 95.95 21:27:01 0 2.43 0.00 0.15 0.00 0.03 97.38 21:27:01 1 0.89 0.00 0.10 0.22 0.02 98.78 21:27:01 2 5.94 0.00 0.10 0.00 0.03 93.93 21:27:01 3 5.73 0.00 0.52 0.00 0.05 93.70 21:28:01 all 26.35 0.00 1.06 0.29 0.07 72.22 21:28:01 0 27.19 0.00 0.73 0.12 0.07 71.90 21:28:01 1 20.72 0.00 1.05 0.43 0.07 77.73 21:28:01 2 26.70 0.00 1.18 0.30 0.07 71.75 21:28:01 3 30.84 0.00 1.29 0.30 0.08 67.49 21:29:01 all 3.22 0.00 0.31 0.05 0.03 96.38 21:29:01 0 3.05 0.00 0.32 0.10 0.02 96.52 21:29:01 1 3.38 0.00 0.30 0.15 0.02 96.15 21:29:01 2 3.34 0.00 0.28 0.00 0.03 96.34 21:29:01 3 3.12 0.00 0.35 0.00 0.03 96.49 21:30:01 all 14.79 0.00 1.04 0.33 0.06 83.78 21:30:01 0 9.86 0.00 0.92 1.02 0.05 88.15 21:30:01 1 14.19 0.00 0.85 0.23 0.05 84.68 21:30:01 2 24.35 0.00 1.36 0.05 0.08 74.16 21:30:01 3 10.74 0.00 1.02 0.02 0.07 88.15 Average: all 13.48 0.00 0.85 0.95 0.05 84.66 Average: 0 16.73 0.00 0.93 0.72 0.06 81.57 Average: 1 9.14 0.00 0.77 2.03 0.04 88.02 Average: 2 14.30 0.00 0.77 0.48 0.05 84.40 Average: 3 13.75 0.00 0.93 0.59 0.06 84.66