---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4445 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 9.0G 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 558 12604 0 2877 15152 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:c3:cb:eb brd ff:ff:ff:ff:ff:ff inet 10.30.106.66/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fec3:cbeb/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-4445) 07/02/26 _x86_64_ (4 CPU) 03:04:24 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 193.78 19.08 174.70 701.08 43425.30 03:07:01 134.76 11.78 122.98 306.03 29197.73 03:08:01 41.84 6.33 35.51 432.99 5590.40 03:09:01 30.21 4.82 25.40 133.71 2472.25 03:10:01 47.01 5.17 41.84 131.04 18854.32 Average: 89.52 9.43 80.09 340.97 19908.31 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 14009124 15582072 2415844 14.71 61884 1712264 730084 4.18 632200 1569096 170684 03:07:01 13505628 15360120 2919340 17.77 80608 1960140 1145336 6.55 880104 1793540 7488 03:08:01 12299488 14323816 4125480 25.12 86908 2117332 2093152 11.98 1940036 1925140 6224 03:09:01 12911740 15505744 3513228 21.39 90720 2674808 793228 4.54 977852 2261756 519556 03:10:01 12880104 15490512 3544864 21.58 94388 2686600 812740 4.65 1012008 2258016 9768 Average: 13121217 15252453 3303751 20.11 82902 2230229 1114908 6.38 1088440 1961510 142744 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 129.18 88.72 1040.93 25.85 0.00 0.00 0.00 0.00 03:06:01 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 03:07:01 ens3 246.03 216.76 1391.07 59.14 0.00 0.00 0.00 0.00 03:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 473.14 364.17 2165.02 185.74 0.00 0.00 0.00 0.00 03:08:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 598.73 422.83 850.66 157.79 0.00 0.00 0.00 0.00 03:09:01 lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 03:10:01 ens3 50.94 74.75 23.97 1733.64 0.00 0.00 0.00 0.00 03:10:01 lo 2.87 2.87 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 299.60 233.45 1094.34 432.42 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4445) 07/02/26 _x86_64_ (4 CPU) 03:04:24 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.20 0.00 1.39 5.18 0.05 78.17 03:06:01 0 21.49 0.00 1.82 0.65 0.05 75.98 03:06:01 1 4.74 0.00 0.42 0.07 0.03 94.74 03:06:01 2 22.75 0.00 1.62 13.90 0.08 61.65 03:06:01 3 11.85 0.00 1.70 6.08 0.05 80.32 03:07:01 all 18.85 0.00 1.56 2.74 0.08 76.77 03:07:01 0 13.14 0.00 1.18 0.34 0.10 85.25 03:07:01 1 34.32 0.00 1.80 0.93 0.08 62.86 03:07:01 2 15.18 0.00 1.74 4.22 0.07 78.78 03:07:01 3 12.68 0.00 1.54 5.48 0.07 80.23 03:08:01 all 37.04 0.00 5.32 0.71 0.08 56.85 03:08:01 0 32.46 0.00 1.90 0.00 0.07 65.56 03:08:01 1 20.56 0.00 1.78 0.15 0.08 77.43 03:08:01 2 63.18 0.00 9.28 1.40 0.10 26.03 03:08:01 3 32.06 0.00 8.33 1.25 0.07 58.29 03:09:01 all 41.21 0.00 2.12 0.23 0.08 56.35 03:09:01 0 48.26 0.00 2.04 0.12 0.10 49.48 03:09:01 1 41.10 0.00 1.49 0.12 0.08 57.21 03:09:01 2 41.85 0.00 2.50 0.10 0.07 55.49 03:09:01 3 33.62 0.00 2.45 0.63 0.08 63.21 03:10:01 all 15.19 0.00 1.03 4.55 0.06 79.18 03:10:01 0 7.80 0.00 0.73 0.37 0.07 91.03 03:10:01 1 22.05 0.00 0.97 1.12 0.07 75.80 03:10:01 2 23.49 0.00 1.22 10.63 0.07 64.60 03:10:01 3 7.34 0.00 1.20 6.07 0.05 85.34 Average: all 25.50 0.00 2.29 2.68 0.07 69.46 Average: 0 24.65 0.00 1.54 0.29 0.08 73.45 Average: 1 24.54 0.00 1.29 0.48 0.07 73.62 Average: 2 33.30 0.00 3.27 6.05 0.08 57.30 Average: 3 19.51 0.00 3.05 3.90 0.06 73.47