---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2799 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 438 1167 0 2337 3238 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:dd:ed:25 brd ff:ff:ff:ff:ff:ff inet 10.32.7.164/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85972sec preferred_lft 85972sec inet6 fe80::f816:3eff:fedd:ed25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2799) 02/24/24 _x86_64_ (4 CPU) 20:22:45 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 89.82 36.91 52.91 1698.52 6175.50 20:25:02 75.59 29.00 46.59 1622.26 9549.74 20:26:01 10.27 0.02 10.25 0.14 488.60 20:27:01 37.91 10.45 27.46 731.08 3629.26 20:28:01 3.65 0.13 3.52 4.80 208.10 20:29:01 26.06 3.80 22.26 111.05 2387.87 Average: 40.63 13.42 27.21 696.57 3748.90 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 1739492 3354100 2299152 56.93 50508 1719232 604544 11.88 567360 1557500 168260 20:25:02 1452328 3208936 2586316 64.04 57756 1847020 743140 14.61 727240 1670280 5808 20:26:01 1438372 3201460 2600272 64.38 59424 1851108 747132 14.69 736708 1673684 1876 20:27:01 480536 2371528 3558108 88.10 62360 1971916 1494380 29.38 1599084 1755664 4728 20:28:01 454492 2345932 3584152 88.75 62460 1972124 1537924 30.23 1628248 1752332 76 20:29:01 1244040 3348456 2794604 69.20 65748 2176736 596008 11.72 715168 1870920 141332 Average: 1134877 2971735 2903767 71.90 59709 1923023 953855 18.75 995635 1713397 53680 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 109.73 93.23 1109.48 18.10 0.00 0.00 0.00 0.00 20:24:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 20:25:02 ens3 122.70 120.28 655.12 26.24 0.00 0.00 0.00 0.00 20:25:02 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 20:26:01 ens3 56.80 81.33 65.88 13.40 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 231.09 283.35 1612.29 39.69 0.00 0.00 0.00 0.00 20:27:01 lo 0.88 0.88 0.15 0.15 0.00 0.00 0.00 0.00 20:28:01 ens3 6.73 3.40 5.51 4.09 0.00 0.00 0.00 0.00 20:28:01 lo 12.30 12.30 4.30 4.30 0.00 0.00 0.00 0.00 20:29:01 ens3 246.06 264.81 1126.61 47.34 0.00 0.00 0.00 0.00 20:29:01 lo 16.78 16.78 3.48 3.48 0.00 0.00 0.00 0.00 Average: ens3 129.05 141.23 764.42 24.84 0.00 0.00 0.00 0.00 Average: lo 5.48 5.48 1.37 1.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2799) 02/24/24 _x86_64_ (4 CPU) 20:22:45 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 19.90 0.00 1.57 2.49 0.05 75.99 20:24:01 0 14.98 0.00 1.24 0.30 0.08 83.40 20:24:01 1 5.44 0.00 0.85 7.21 0.03 86.46 20:24:01 2 20.73 0.00 1.55 1.60 0.05 76.06 20:24:01 3 38.41 0.00 2.66 0.84 0.07 58.04 20:25:02 all 15.23 0.00 0.77 1.20 0.05 82.76 20:25:02 0 14.54 0.00 0.69 1.39 0.05 83.33 20:25:02 1 10.42 0.00 0.58 2.03 0.03 86.93 20:25:02 2 21.95 0.00 1.19 0.72 0.05 76.09 20:25:02 3 14.03 0.00 0.62 0.67 0.05 84.63 20:26:01 all 4.11 0.00 0.20 0.03 0.03 95.63 20:26:01 0 5.62 0.00 0.30 0.00 0.05 94.03 20:26:01 1 3.03 0.00 0.25 0.14 0.02 96.56 20:26:01 2 1.41 0.00 0.10 0.00 0.03 98.46 20:26:01 3 6.35 0.00 0.12 0.00 0.03 93.50 20:27:01 all 25.22 0.00 0.93 0.28 0.06 73.51 20:27:01 0 24.76 0.00 0.96 0.07 0.05 74.17 20:27:01 1 23.40 0.00 0.83 0.40 0.05 75.32 20:27:01 2 27.27 0.00 0.60 0.37 0.05 71.71 20:27:01 3 25.46 0.00 1.35 0.27 0.07 72.85 20:28:01 all 3.65 0.00 0.33 0.07 0.03 95.92 20:28:01 0 4.12 0.00 0.35 0.00 0.03 95.49 20:28:01 1 3.65 0.00 0.27 0.20 0.02 95.86 20:28:01 2 3.02 0.00 0.25 0.07 0.03 96.63 20:28:01 3 3.82 0.00 0.45 0.02 0.03 95.68 20:29:01 all 11.51 0.00 0.99 0.09 0.05 87.36 20:29:01 0 9.73 0.00 1.05 0.02 0.05 89.15 20:29:01 1 13.46 0.00 0.85 0.00 0.05 85.64 20:29:01 2 10.39 0.00 0.83 0.10 0.03 88.64 20:29:01 3 12.46 0.00 1.27 0.23 0.07 85.97 Average: all 13.29 0.00 0.80 0.70 0.05 85.17 Average: 0 12.30 0.00 0.77 0.30 0.05 86.58 Average: 1 9.92 0.00 0.61 1.67 0.03 87.77 Average: 2 14.15 0.00 0.76 0.48 0.04 84.57 Average: 3 16.78 0.00 1.08 0.34 0.05 81.75