---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5487 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 466 5106 0 2403 7224 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:45:ef:8c brd ff:ff:ff:ff:ff:ff inet 10.32.7.244/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86019sec preferred_lft 86019sec inet6 fe80::f816:3eff:fe45:ef8c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5487) 07/11/26 _x86_64_ (4 CPU) 03:47:56 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 152.52 65.86 86.65 4266.44 40788.42 03:50:01 65.44 11.93 53.51 249.16 9773.97 03:51:01 39.66 0.57 39.09 16.80 7779.10 03:52:01 10.00 0.00 10.00 0.00 377.00 03:53:01 44.98 0.42 44.56 14.53 8709.48 03:54:01 27.15 0.70 26.45 77.85 4881.99 Average: 56.63 13.25 43.38 770.89 12052.46 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5968064 7406544 2199356 26.93 38180 1579680 708552 7.69 597628 1437780 100288 03:50:01 5651868 7376276 2515552 30.80 58036 1827968 833440 9.04 642212 1674272 155760 03:51:01 5438292 7235036 2729128 33.41 59648 1897192 877988 9.53 784764 1741628 1472 03:52:01 5418536 7222720 2748884 33.66 61632 1901640 877988 9.53 798552 1745264 1052 03:53:01 5236036 7395032 2931384 35.89 66756 2244164 694612 7.54 645004 2067236 116680 03:54:01 5228896 7394952 2938524 35.98 68888 2248548 693780 7.53 652204 2066216 10476 Average: 5490282 7338427 2677138 32.78 58857 1949865 781060 8.48 686727 1788733 64288 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 03:49:01 ens3 501.47 287.22 1527.14 68.70 0.00 0.00 0.00 0.00 03:50:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 03:50:01 ens3 72.14 55.87 525.24 13.16 0.00 0.00 0.00 0.00 03:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:51:01 ens3 95.62 100.35 1148.16 12.88 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 56.89 82.77 70.04 13.19 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 637.69 575.72 4076.18 75.41 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:54:01 ens3 11.71 12.18 9.25 5.87 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 229.26 185.69 1226.01 31.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5487) 07/11/26 _x86_64_ (4 CPU) 03:47:56 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 22.82 0.00 2.50 4.81 1.24 68.62 03:49:01 0 6.46 0.00 1.30 5.71 1.07 85.47 03:49:01 1 26.83 0.00 1.85 3.47 1.17 66.69 03:49:01 2 44.05 0.00 2.05 5.98 1.62 46.30 03:49:01 3 14.07 0.00 4.79 4.10 1.11 75.93 03:50:01 all 22.27 0.00 1.47 1.74 1.09 73.43 03:50:01 0 3.74 0.00 0.50 4.66 0.50 90.60 03:50:01 1 18.37 0.00 1.41 0.23 1.25 78.74 03:50:01 2 60.91 0.00 3.23 0.72 1.87 33.28 03:50:01 3 6.11 0.00 0.77 1.33 0.77 91.03 03:51:01 all 9.42 0.00 0.48 0.95 0.54 88.61 03:51:01 0 15.50 0.00 0.47 0.85 0.72 82.47 03:51:01 1 8.04 0.00 0.60 0.13 0.42 90.81 03:51:01 2 7.61 0.00 0.18 0.02 0.45 91.73 03:51:01 3 6.52 0.00 0.64 2.82 0.58 89.44 03:52:01 all 4.90 0.00 0.23 0.03 0.22 94.61 03:52:01 0 9.02 0.00 0.13 0.00 0.43 90.42 03:52:01 1 4.95 0.00 0.40 0.00 0.20 94.45 03:52:01 2 4.91 0.00 0.32 0.00 0.12 94.66 03:52:01 3 0.72 0.00 0.07 0.12 0.15 98.95 03:53:01 all 17.25 0.00 1.51 0.45 0.80 79.99 03:53:01 0 13.42 0.00 1.52 0.18 0.68 84.20 03:53:01 1 16.06 0.00 0.95 0.45 0.78 81.76 03:53:01 2 25.79 0.00 1.93 0.07 0.92 71.29 03:53:01 3 13.69 0.00 1.67 1.08 0.84 82.72 03:54:01 all 19.13 0.00 0.91 0.81 0.64 78.51 03:54:01 0 16.57 0.00 0.83 0.07 0.62 81.91 03:54:01 1 14.65 0.00 0.83 2.05 0.57 81.90 03:54:01 2 37.84 0.00 1.43 0.60 0.90 59.23 03:54:01 3 7.56 0.00 0.53 0.55 0.46 90.90 Average: all 15.97 0.00 1.18 1.47 0.76 80.62 Average: 0 10.78 0.00 0.79 1.91 0.67 85.85 Average: 1 14.82 0.00 1.01 1.06 0.73 82.38 Average: 2 30.18 0.00 1.53 1.23 0.98 66.09 Average: 3 8.11 0.00 1.41 1.67 0.65 88.16