---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-491 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 8.1G 12G 43% / 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 462 4751 0 2762 7223 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:89:db:29 brd ff:ff:ff:ff:ff:ff inet 10.32.6.188/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fe89:db29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-491) 05/09/26 _x86_64_ (4 CPU) 21:23:55 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 153.40 67.86 85.54 4294.04 40766.43 21:26:01 82.74 29.73 53.01 1657.19 9338.44 21:27:01 39.22 1.13 38.09 23.06 18953.15 21:28:01 9.42 0.02 9.40 0.13 359.14 21:29:01 38.13 10.40 27.73 727.88 3648.19 21:30:01 2.12 0.12 2.00 3.20 94.12 21:31:01 25.91 3.80 22.11 111.05 2375.47 21:32:01 28.20 0.68 27.51 77.72 6261.76 Average: 47.39 14.22 33.17 861.84 10225.41 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 6028908 7454932 2138512 26.18 36908 1569256 674352 7.32 544844 1431272 87516 21:26:01 5609972 7310716 2557448 31.31 56684 1808532 843676 9.15 729672 1633812 99936 21:27:01 5128056 7298752 3039364 37.21 58768 2269036 791408 8.59 737456 2092132 1556 21:28:01 5117260 7294940 3050160 37.35 60740 2273164 799408 8.67 743476 2095528 1068 21:29:01 3958992 6261956 4208428 51.53 63000 2392396 1786764 19.39 1808792 2175536 2032 21:30:01 3919328 6222520 4248092 52.01 63084 2392496 1818768 19.73 1850844 2172684 44 21:31:01 4949456 7465476 3217964 39.40 66384 2596992 620748 6.74 679048 2309128 140548 21:32:01 4913584 7441872 3253836 39.84 69312 2606272 642324 6.97 712572 2312372 10576 Average: 4953194 7093896 3214226 39.35 59360 2238518 997181 10.82 975838 2027808 42910 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 21:25:01 ens3 479.89 280.54 1539.63 69.31 0.00 0.00 0.00 0.00 21:26:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 21:26:01 ens3 84.82 66.86 459.78 16.66 0.00 0.00 0.00 0.00 21:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:27:01 ens3 324.24 235.72 7694.20 27.44 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 56.32 82.19 59.66 13.37 0.00 0.00 0.00 0.00 21:29:01 lo 0.77 0.77 0.38 0.38 0.00 0.00 0.00 0.00 21:29:01 ens3 213.60 248.64 1579.24 34.80 0.00 0.00 0.00 0.00 21:30:01 lo 13.85 13.85 4.22 4.22 0.00 0.00 0.00 0.00 21:30:01 ens3 2.48 2.22 0.63 0.73 0.00 0.00 0.00 0.00 21:31:01 lo 15.30 15.30 3.33 3.33 0.00 0.00 0.00 0.00 21:31:01 ens3 208.30 237.83 1113.74 49.92 0.00 0.00 0.00 0.00 21:32:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 21:32:01 ens3 12.61 12.98 9.88 6.14 0.00 0.00 0.00 0.00 Average: lo 4.26 4.26 1.04 1.04 0.00 0.00 0.00 0.00 Average: ens3 172.79 145.88 1557.22 27.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-491) 05/09/26 _x86_64_ (4 CPU) 21:23:55 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 20.93 0.00 2.76 4.53 2.13 69.65 21:25:01 0 26.73 0.00 2.17 3.22 1.90 65.98 21:25:01 1 23.41 0.00 2.36 8.67 2.26 63.30 21:25:01 2 22.61 0.00 4.39 1.75 2.16 69.10 21:25:01 3 11.04 0.00 2.10 4.47 2.22 80.17 21:26:01 all 21.32 0.00 1.44 2.08 1.78 73.39 21:26:01 0 6.13 0.00 0.28 0.28 1.80 91.51 21:26:01 1 39.30 0.00 2.30 1.71 2.15 54.55 21:26:01 2 34.40 0.00 2.51 1.76 2.21 59.13 21:26:01 3 5.53 0.00 0.67 4.61 0.98 88.21 21:27:01 all 10.02 0.00 0.86 0.77 1.14 87.22 21:27:01 0 6.55 0.00 0.58 0.50 0.93 91.44 21:27:01 1 11.61 0.00 1.62 2.21 1.20 83.36 21:27:01 2 11.15 0.00 0.30 0.02 0.90 87.64 21:27:01 3 10.77 0.00 0.98 0.33 1.50 86.43 21:28:01 all 4.30 0.00 0.30 0.02 0.48 94.89 21:28:01 0 1.13 0.00 0.15 0.00 0.22 98.50 21:28:01 1 4.65 0.00 0.23 0.00 0.47 94.65 21:28:01 2 3.61 0.00 0.40 0.00 0.30 95.69 21:28:01 3 7.82 0.00 0.38 0.10 0.93 90.76 21:29:01 all 40.49 0.00 1.63 0.43 3.94 53.52 21:29:01 0 38.06 0.00 1.77 0.25 3.94 55.98 21:29:01 1 41.33 0.00 1.21 0.76 3.85 52.85 21:29:01 2 47.56 0.00 1.49 0.15 3.77 47.03 21:29:01 3 34.99 0.00 2.07 0.56 4.21 58.17 21:30:01 all 4.33 0.00 0.38 0.04 0.85 94.40 21:30:01 0 5.12 0.00 0.47 0.03 0.86 93.52 21:30:01 1 3.72 0.00 0.42 0.05 0.75 95.06 21:30:01 2 4.17 0.00 0.33 0.00 1.00 94.49 21:30:01 3 4.33 0.00 0.32 0.08 0.78 94.49 21:31:01 all 16.86 0.00 1.25 0.12 1.97 79.80 21:31:01 0 17.31 0.00 1.08 0.00 1.96 79.65 21:31:01 1 18.03 0.00 0.75 0.12 1.61 79.49 21:31:01 2 13.99 0.00 1.48 0.02 2.02 82.49 21:31:01 3 18.08 0.00 1.71 0.31 2.29 77.61 21:32:01 all 20.07 0.00 1.02 0.74 1.12 77.05 21:32:01 0 27.52 0.00 1.26 0.10 1.46 69.65 21:32:01 1 18.46 0.00 1.16 2.03 1.36 76.98 21:32:01 2 28.31 0.00 1.10 0.78 1.27 68.54 21:32:01 3 5.96 0.00 0.57 0.07 0.40 93.01 Average: all 17.30 0.00 1.21 1.09 1.68 78.72 Average: 0 16.07 0.00 0.97 0.55 1.64 80.78 Average: 1 20.08 0.00 1.26 1.95 1.71 75.01 Average: 2 20.74 0.00 1.50 0.56 1.71 75.49 Average: 3 12.33 0.00 1.10 1.32 1.66 83.59