---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6146 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 614 12685 0 2739 15100 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3b:30:70 brd ff:ff:ff:ff:ff:ff inet 10.30.107.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe3b:3070/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6146) 02/08/26 _x86_64_ (4 CPU) 03:04:53 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 367.32 54.54 312.78 3650.06 40020.40 03:07:01 127.36 15.28 112.08 387.80 26544.11 03:08:01 36.76 3.13 33.63 339.54 19887.89 03:09:01 41.69 3.25 38.44 99.98 17619.73 03:10:01 43.91 1.37 42.54 70.79 22590.23 Average: 123.41 15.51 107.90 909.64 25332.47 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13999756 15570832 2425204 14.77 62984 1709388 783392 4.48 645512 1566844 165096 03:07:01 13387196 15140416 3037764 18.49 82136 1859540 1237676 7.08 1108232 1688520 24904 03:08:01 12526432 14417948 3898528 23.74 85488 1990356 1996248 11.42 1851600 1796076 6976 03:09:01 12927840 15401164 3497120 21.29 89604 2558940 926252 5.30 1085144 2146644 527132 03:10:01 13016752 15489128 3408208 20.75 92284 2554720 826788 4.73 1032532 2110228 10376 Average: 13171595 15203898 3253365 19.81 82499 2134589 1154071 6.60 1144604 1861662 146897 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 03:06:01 ens3 349.79 235.26 1808.83 74.48 0.00 0.00 0.00 0.00 03:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:07:01 ens3 293.37 258.11 1185.32 74.44 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 2647.69 1402.50 2358.80 559.04 0.00 0.00 0.00 0.00 03:09:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 03:09:01 ens3 750.22 412.88 862.97 158.21 0.00 0.00 0.00 0.00 03:10:01 lo 2.93 2.93 0.28 0.28 0.00 0.00 0.00 0.00 03:10:01 ens3 86.57 79.37 22.68 1737.17 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 825.53 477.62 1247.72 520.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6146) 02/08/26 _x86_64_ (4 CPU) 03:04:53 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 19.97 0.00 1.98 6.38 0.08 71.60 03:06:01 0 31.84 0.00 3.56 8.89 0.08 55.62 03:06:01 1 22.41 0.00 1.47 3.23 0.05 72.84 03:06:01 2 16.40 0.00 1.54 5.88 0.05 76.13 03:06:01 3 9.21 0.00 1.34 7.52 0.08 81.84 03:07:01 all 22.38 0.00 1.61 0.96 0.09 74.95 03:07:01 0 24.17 0.00 1.62 1.27 0.12 72.82 03:07:01 1 27.78 0.00 1.87 0.45 0.10 69.80 03:07:01 2 18.35 0.00 1.29 1.75 0.08 78.53 03:07:01 3 19.23 0.00 1.69 0.35 0.10 78.62 03:08:01 all 39.34 0.00 5.52 0.31 0.12 54.70 03:08:01 0 25.13 0.00 9.67 0.07 0.10 65.03 03:08:01 1 36.22 0.00 0.73 0.03 0.12 62.90 03:08:01 2 26.07 0.00 3.23 1.07 0.10 69.53 03:08:01 3 69.85 0.00 8.45 0.10 0.17 21.43 03:09:01 all 42.65 0.00 2.08 0.35 0.12 54.81 03:09:01 0 40.48 0.00 2.00 0.30 0.10 57.11 03:09:01 1 44.94 0.00 1.88 0.13 0.12 52.94 03:09:01 2 42.12 0.00 2.21 0.99 0.13 54.55 03:09:01 3 43.03 0.00 2.24 0.00 0.12 54.62 03:10:01 all 16.80 0.00 1.06 3.93 0.06 78.15 03:10:01 0 25.68 0.00 1.24 0.39 0.08 72.61 03:10:01 1 16.91 0.00 0.92 0.05 0.07 82.06 03:10:01 2 5.21 0.00 0.92 14.57 0.03 79.27 03:10:01 3 19.54 0.00 1.17 0.60 0.08 78.60 Average: all 28.25 0.00 2.45 2.38 0.09 66.82 Average: 0 29.48 0.00 3.63 2.19 0.10 64.61 Average: 1 29.68 0.00 1.38 0.78 0.09 68.08 Average: 2 21.63 0.00 1.84 4.86 0.08 71.60 Average: 3 32.20 0.00 2.98 1.71 0.11 62.99