---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6581 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: 2800.000 BogoMIPS: 5600.00 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 564 12336 0 3139 15145 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:f8:37:9f brd ff:ff:ff:ff:ff:ff inet 10.30.106.166/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fef8:379f/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-6581) 12/20/23 _x86_64_ (4 CPU) 18:10:22 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 112.46 13.28 99.18 973.44 28058.12 18:13:01 179.14 34.83 144.31 1852.89 39183.34 18:14:01 75.10 1.82 73.29 76.25 39213.33 Average: 122.24 16.64 105.59 967.53 35484.93 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13819360 15527660 2605608 15.86 69580 1832404 843764 4.83 717576 1661752 162492 18:13:01 12538968 14839500 3886000 23.66 85828 2392012 1257536 7.20 1475564 2148808 71600 18:14:01 12633944 15504500 3791024 23.08 94632 2937188 789324 4.52 1209108 2298784 40120 Average: 12997424 15290553 3427544 20.87 83347 2387201 963541 5.51 1134083 2036448 91404 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 58.04 35.46 1058.76 6.09 0.00 0.00 0.00 0.00 18:12:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 18:13:01 ens3 641.49 546.21 7479.45 104.39 0.00 0.00 0.00 0.00 18:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:14:01 ens3 274.94 279.02 1031.78 2463.93 0.00 0.00 0.00 0.00 18:14:01 lo 19.00 19.00 1.71 1.71 0.00 0.00 0.00 0.00 Average: ens3 324.82 286.90 3190.00 858.14 0.00 0.00 0.00 0.00 Average: lo 6.73 6.73 0.61 0.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6581) 12/20/23 _x86_64_ (4 CPU) 18:10:22 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 17.57 0.00 1.46 6.71 0.07 74.18 18:12:01 0 7.02 0.00 0.87 0.84 0.12 91.15 18:12:01 1 18.76 0.00 1.46 14.16 0.05 65.57 18:12:01 2 21.76 0.00 1.78 1.59 0.05 74.83 18:12:01 3 22.72 0.00 1.76 10.25 0.07 65.21 18:13:01 all 37.88 0.00 2.25 3.73 0.12 56.02 18:13:01 0 35.15 0.00 2.51 3.57 0.10 58.67 18:13:01 1 40.10 0.00 2.31 1.91 0.12 55.56 18:13:01 2 37.36 0.00 1.94 0.61 0.12 59.98 18:13:01 3 38.89 0.00 2.20 8.88 0.17 49.86 18:14:01 all 30.91 0.00 1.96 3.28 0.07 63.79 18:14:01 0 51.94 0.00 2.50 1.59 0.10 43.87 18:14:01 1 23.03 0.00 1.54 6.23 0.05 69.15 18:14:01 2 17.67 0.00 1.69 0.51 0.05 80.08 18:14:01 3 31.22 0.00 2.12 4.83 0.07 61.76 Average: all 28.78 0.00 1.89 4.57 0.09 64.67 Average: 0 31.38 0.00 1.96 2.00 0.11 64.55 Average: 1 27.30 0.00 1.77 7.43 0.07 63.43 Average: 2 25.54 0.00 1.80 0.90 0.07 71.69 Average: 3 30.91 0.00 2.03 7.98 0.10 58.98