---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3557 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / 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 1138 11343 0 3557 14572 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:c1:6e:f0 brd ff:ff:ff:ff:ff:ff inet 10.30.107.30/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fec1:6ef0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3557) 04/04/26 _x86_64_ (4 CPU) 02:51:50 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:01 384.10 47.98 336.13 3467.02 66877.79 02:54:01 199.25 12.23 187.02 282.09 22473.59 02:55:01 552.73 7.63 545.10 437.19 35482.31 02:56:01 36.89 2.07 34.82 53.05 12067.44 Average: 293.24 17.47 275.77 1059.77 34224.41 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13960700 15510552 2464268 15.00 61980 1690132 827864 4.74 704048 1550444 166216 02:54:01 11924360 14457400 4500608 27.40 115116 2547672 1645532 9.42 1787204 2378812 492920 02:55:01 11203620 14275304 5221348 31.79 151868 2979152 2103680 12.04 2079304 2748992 30576 02:56:01 11694432 14984100 4730536 28.80 152976 3185764 1261200 7.22 1585984 2744352 596 Average: 12195778 14806839 4229190 25.75 120485 2600680 1459569 8.35 1539135 2355650 172577 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 ens3 415.31 277.80 1700.36 77.78 0.00 0.00 0.00 0.00 02:53:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 02:54:01 ens3 690.75 495.93 7659.10 74.91 0.00 0.00 0.00 0.00 02:54:01 lo 4.00 4.00 0.36 0.36 0.00 0.00 0.00 0.00 02:55:01 ens3 401.12 273.96 3721.43 43.57 0.00 0.00 0.00 0.00 02:55:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 02:56:01 ens3 547.53 328.44 608.72 260.54 0.00 0.00 0.00 0.00 02:56:01 lo 0.30 0.30 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 513.68 344.03 3422.30 114.20 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3557) 04/04/26 _x86_64_ (4 CPU) 02:51:50 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 21.02 0.00 2.06 3.51 0.07 73.35 02:53:01 0 36.89 0.00 2.56 0.99 0.08 59.49 02:53:01 1 18.92 0.00 2.76 8.92 0.07 69.33 02:53:01 2 18.83 0.00 1.66 2.39 0.08 77.03 02:53:01 3 9.50 0.00 1.26 1.77 0.03 87.44 02:54:01 all 29.14 0.00 4.00 0.57 0.11 66.18 02:54:01 0 41.02 0.00 4.60 0.13 0.12 54.13 02:54:01 1 23.80 0.00 5.16 0.87 0.12 70.05 02:54:01 2 29.56 0.00 3.62 1.06 0.10 65.67 02:54:01 3 22.21 0.00 2.61 0.22 0.10 74.85 02:55:01 all 42.90 0.00 3.69 1.65 0.12 51.64 02:55:01 0 38.79 0.00 2.71 0.42 0.12 57.97 02:55:01 1 47.62 0.00 3.16 0.40 0.12 48.70 02:55:01 2 49.42 0.00 3.96 4.70 0.12 41.81 02:55:01 3 35.74 0.00 4.97 1.07 0.12 58.10 02:56:01 all 35.53 0.00 2.03 0.15 0.08 62.22 02:56:01 0 38.32 0.00 2.06 0.15 0.07 59.40 02:56:01 1 33.99 0.00 2.57 0.00 0.08 63.35 02:56:01 2 35.92 0.00 2.07 0.45 0.08 61.48 02:56:01 3 33.91 0.00 1.39 0.00 0.08 64.62 Average: all 32.13 0.00 2.94 1.47 0.09 63.37 Average: 0 38.75 0.00 2.98 0.42 0.10 57.75 Average: 1 31.07 0.00 3.41 2.55 0.10 62.88 Average: 2 33.43 0.00 2.83 2.15 0.10 61.50 Average: 3 25.28 0.00 2.55 0.76 0.08 71.33