---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5538 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 8.5G 69G 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 564 13209 0 2265 15153 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:64:de:aa brd ff:ff:ff:ff:ff:ff inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85939sec preferred_lft 85939sec inet6 fe80::f816:3eff:fe64:deaa/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-5538) 03/27/26 _x86_64_ (4 CPU) 14:30:00 LINUX RESTART (4 CPU) 14:31:01 tps rtps wtps bread/s bwrtn/s 14:32:01 33.49 11.56 21.93 466.59 11303.05 14:33:01 36.91 5.00 31.91 125.45 13667.19 14:34:01 39.29 0.22 39.08 16.53 14141.51 14:35:01 44.99 0.08 44.91 14.89 14498.62 14:36:01 49.88 0.63 49.24 79.32 16099.58 14:37:01 44.63 0.50 44.13 41.73 12254.62 Average: 41.53 3.00 38.54 124.03 13661.18 14:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:32:01 14195968 15584548 2229000 13.57 43228 1557384 779400 4.46 633144 1404520 2948 14:33:01 14022940 15540460 2402028 14.62 52340 1669532 909716 5.21 713552 1481340 35744 14:34:01 13961408 15564192 2463560 15.00 59660 1742012 814696 4.66 731416 1515216 33848 14:35:01 13738464 15464824 2686504 16.36 67964 1852360 904144 5.17 846708 1613148 60612 14:36:01 13666720 15468108 2758248 16.79 78540 1910676 878120 5.03 841524 1678164 12320 14:37:01 13529652 15510088 2895316 17.63 87084 2073244 838096 4.80 806688 1833980 142852 Average: 13852525 15522037 2572443 15.66 64803 1800868 854029 4.89 762172 1587728 48054 14:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:32:01 ens3 11.95 9.22 179.70 1.48 0.00 0.00 0.00 0.00 14:32:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 14:33:01 ens3 94.60 66.12 546.63 6.61 0.00 0.00 0.00 0.00 14:33:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 14:34:01 ens3 16.01 13.51 105.86 3.82 0.00 0.00 0.00 0.00 14:34:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 14:35:01 ens3 60.34 43.11 642.09 4.88 0.00 0.00 0.00 0.00 14:35:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 14:36:01 ens3 8.62 6.98 26.15 2.61 0.00 0.00 0.00 0.00 14:36:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 14:37:01 ens3 57.64 44.31 641.69 7.13 0.00 0.00 0.00 0.00 14:37:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 41.54 30.55 357.16 4.42 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5538) 03/27/26 _x86_64_ (4 CPU) 14:30:00 LINUX RESTART (4 CPU) 14:31:01 CPU %user %nice %system %iowait %steal %idle 14:32:01 all 4.01 0.00 0.30 21.36 0.03 74.29 14:32:01 0 1.00 0.00 0.15 3.39 0.02 95.45 14:32:01 1 0.98 0.00 0.15 0.50 0.00 98.36 14:32:01 2 1.13 0.00 0.05 0.47 0.00 98.35 14:32:01 3 12.93 0.00 0.85 81.14 0.07 5.01 14:33:01 all 7.22 0.00 0.88 14.23 0.25 77.43 14:33:01 0 6.84 0.00 0.72 1.27 0.07 91.10 14:33:01 1 8.24 0.00 0.98 4.29 0.13 86.35 14:33:01 2 6.59 0.00 0.65 0.22 0.72 91.82 14:33:01 3 7.18 0.00 1.17 51.16 0.08 40.41 14:34:01 all 9.18 0.00 0.87 15.92 0.03 74.00 14:34:01 0 11.41 0.00 1.00 1.65 0.03 85.91 14:34:01 1 7.65 0.00 0.65 0.72 0.02 90.97 14:34:01 2 3.68 0.00 0.49 1.12 0.02 94.69 14:34:01 3 13.97 0.00 1.34 60.13 0.05 24.51 14:35:01 all 5.03 0.00 0.38 19.73 0.02 74.84 14:35:01 0 9.83 0.00 0.47 2.13 0.03 87.54 14:35:01 1 1.58 0.00 0.10 1.26 0.03 97.02 14:35:01 2 2.74 0.00 0.35 1.72 0.02 95.18 14:35:01 3 5.93 0.00 0.60 73.82 0.03 19.62 14:36:01 all 5.76 0.00 0.47 20.35 0.02 73.40 14:36:01 0 6.65 0.00 0.22 1.13 0.02 91.98 14:36:01 1 2.82 0.00 0.20 9.43 0.02 87.54 14:36:01 2 0.78 0.00 0.08 0.00 0.00 99.13 14:36:01 3 12.79 0.00 1.37 70.91 0.05 14.89 14:37:01 all 10.00 0.00 0.78 15.30 0.04 73.89 14:37:01 0 15.78 0.00 0.98 1.93 0.03 81.27 14:37:01 1 2.84 0.00 0.47 1.54 0.03 95.13 14:37:01 2 2.56 0.00 0.37 3.00 0.02 94.05 14:37:01 3 18.83 0.00 1.29 54.77 0.07 25.05 Average: all 6.86 0.00 0.61 17.82 0.07 74.64 Average: 0 8.59 0.00 0.59 1.92 0.03 88.87 Average: 1 4.02 0.00 0.43 2.96 0.04 92.56 Average: 2 2.92 0.00 0.33 1.09 0.13 95.54 Average: 3 11.93 0.00 1.10 65.33 0.06 21.58