---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1980 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 8.3G 70G 11% / 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 613 13354 0 2072 15116 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:e4:a5:22 brd ff:ff:ff:ff:ff:ff inet 10.30.106.171/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85981sec preferred_lft 85981sec inet6 fe80::f816:3eff:fee4:a522/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1980) 10/11/25 _x86_64_ (4 CPU) 05:58:52 LINUX RESTART (4 CPU) 05:59:01 tps rtps wtps bread/s bwrtn/s 06:00:01 373.73 55.13 318.59 3679.31 77836.45 06:01:01 68.51 5.18 63.32 153.17 9713.05 06:02:01 1.45 0.00 1.45 0.00 99.85 06:03:01 0.98 0.00 0.98 0.00 12.26 06:04:01 1.13 0.00 1.13 0.00 14.13 06:05:01 41.31 12.30 29.01 484.59 4019.73 Average: 81.19 12.10 69.09 719.59 15284.32 05:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 13970148 15542524 2454820 14.95 63488 1710296 787832 4.51 670000 1570076 173492 06:01:01 13961204 15608524 2463764 15.00 68164 1774816 709536 4.06 606508 1632772 2788 06:02:01 13961180 15608464 2463788 15.00 68200 1774820 709536 4.06 606492 1632772 12 06:03:01 13961696 15609020 2463272 15.00 68232 1774828 709536 4.06 606708 1632776 248 06:04:01 13961688 15609044 2463280 15.00 68268 1774828 709536 4.06 606968 1632780 44 06:05:01 13209136 14995940 3215832 19.58 72932 1905132 1366176 7.82 1247508 1732564 16716 Average: 13837509 15495586 2587459 15.75 68214 1785787 832025 4.76 724031 1638957 32217 05:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:01 ens3 385.74 250.60 1843.33 77.46 0.00 0.00 0.00 0.00 06:00:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 06:01:01 ens3 8.87 5.27 93.47 1.18 0.00 0.00 0.00 0.00 06:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:02:01 ens3 0.37 0.10 0.07 0.43 0.00 0.00 0.00 0.00 06:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 ens3 1.63 0.77 0.76 0.65 0.00 0.00 0.00 0.00 06:03:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:04:01 ens3 1.32 0.58 0.52 0.69 0.00 0.00 0.00 0.00 06:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 ens3 384.32 322.58 1877.82 99.45 0.00 0.00 0.00 0.00 06:05:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 130.38 96.65 636.03 29.98 0.00 0.00 0.00 0.00 Average: lo 0.44 0.44 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1980) 10/11/25 _x86_64_ (4 CPU) 05:58:52 LINUX RESTART (4 CPU) 05:59:01 CPU %user %nice %system %iowait %steal %idle 06:00:01 all 22.10 0.00 2.01 7.05 0.08 68.76 06:00:01 0 8.38 0.00 1.39 6.41 0.07 83.75 06:00:01 1 18.69 0.00 1.82 6.55 0.05 72.89 06:00:01 2 26.82 0.00 1.67 7.10 0.08 64.32 06:00:01 3 34.49 0.00 3.19 8.14 0.10 54.07 06:01:01 all 3.26 0.00 0.33 0.73 0.01 95.67 06:01:01 0 1.05 0.00 0.03 0.00 0.00 98.92 06:01:01 1 1.10 0.00 0.48 2.82 0.02 95.58 06:01:01 2 9.70 0.00 0.67 0.12 0.03 89.48 06:01:01 3 1.20 0.00 0.07 0.00 0.00 98.73 06:02:01 all 0.29 0.00 0.01 0.01 0.01 99.68 06:02:01 0 1.11 0.00 0.00 0.00 0.02 98.88 06:02:01 1 0.00 0.00 0.03 0.03 0.02 99.92 06:02:01 2 0.07 0.00 0.02 0.00 0.00 99.92 06:02:01 3 0.00 0.00 0.02 0.00 0.00 99.98 06:03:01 all 0.03 0.00 0.01 0.02 0.01 99.92 06:03:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:03:01 1 0.00 0.00 0.02 0.07 0.02 99.90 06:03:01 2 0.07 0.00 0.02 0.00 0.02 99.90 06:03:01 3 0.02 0.00 0.00 0.00 0.00 99.98 06:04:01 all 0.03 0.00 0.01 0.02 0.01 99.93 06:04:01 0 0.03 0.00 0.02 0.00 0.02 99.93 06:04:01 1 0.03 0.00 0.02 0.08 0.00 99.87 06:04:01 2 0.05 0.00 0.00 0.00 0.02 99.93 06:04:01 3 0.02 0.00 0.00 0.00 0.00 99.98 06:05:01 all 22.36 0.00 1.11 0.45 0.06 76.02 06:05:01 0 19.05 0.00 1.05 0.00 0.07 79.83 06:05:01 1 23.64 0.00 1.22 0.60 0.07 74.47 06:05:01 2 24.26 0.00 1.12 1.15 0.05 73.42 06:05:01 3 22.48 0.00 1.07 0.03 0.07 76.35 Average: all 8.00 0.00 0.58 1.38 0.03 90.01 Average: 0 4.93 0.00 0.42 1.07 0.03 93.56 Average: 1 7.24 0.00 0.60 1.69 0.03 90.44 Average: 2 10.17 0.00 0.58 1.40 0.03 87.82 Average: 3 9.69 0.00 0.72 1.36 0.03 88.20