---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8686 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 8.6G 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 847 12757 0 2435 14874 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:3a:a2:41 brd ff:ff:ff:ff:ff:ff inet 10.30.106.115/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe3a:a241/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8686) 12/30/23 _x86_64_ (4 CPU) 22:07:20 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 120.61 24.01 96.59 1213.90 15998.51 22:10:01 93.87 11.38 82.49 602.70 16762.67 22:11:01 24.96 3.43 21.53 86.65 8162.51 Average: 79.58 12.88 66.70 631.18 13628.06 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13669304 15409184 2755664 16.78 70888 1862344 1086736 6.22 843480 1682160 156352 22:10:01 12954592 14912280 3470376 21.13 76476 2066452 1596812 9.14 1385336 1837664 11968 22:11:01 13136184 15289900 3288784 20.02 77824 2257876 941080 5.39 1167092 1870668 156192 Average: 13253360 15203788 3171608 19.31 75063 2062224 1208209 6.91 1131969 1796831 108171 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 22:09:01 ens3 124.11 88.32 1685.52 34.14 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 340.88 268.69 2360.04 56.10 0.00 0.00 0.00 0.00 22:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:11:01 ens3 673.89 446.53 650.72 235.47 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 381.05 268.85 1564.76 108.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8686) 12/30/23 _x86_64_ (4 CPU) 22:07:20 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 23.78 0.00 1.68 2.60 0.06 71.88 22:09:01 0 16.98 0.00 1.10 0.48 0.05 81.39 22:09:01 1 27.73 0.00 2.05 2.83 0.05 67.33 22:09:01 2 35.73 0.00 2.00 1.17 0.08 61.01 22:09:01 3 14.76 0.00 1.51 5.93 0.07 77.73 22:10:01 all 55.71 0.00 1.78 1.03 0.10 41.39 22:10:01 0 59.13 0.00 1.83 0.37 0.10 38.58 22:10:01 1 55.94 0.00 1.50 0.59 0.08 41.88 22:10:01 2 51.35 0.00 1.83 0.32 0.10 46.40 22:10:01 3 56.39 0.00 1.98 2.84 0.10 38.70 22:11:01 all 54.39 0.00 1.98 0.49 0.10 43.04 22:11:01 0 47.74 0.00 2.20 0.22 0.08 49.76 22:11:01 1 51.12 0.00 1.88 0.02 0.12 46.87 22:11:01 2 66.56 0.00 2.06 0.33 0.08 30.96 22:11:01 3 52.13 0.00 1.76 1.39 0.12 44.60 Average: all 44.73 0.00 1.81 1.37 0.09 52.00 Average: 0 41.40 0.00 1.71 0.35 0.08 56.46 Average: 1 45.06 0.00 1.81 1.13 0.08 51.91 Average: 2 51.29 0.00 1.96 0.61 0.09 46.05 Average: 3 41.18 0.00 1.75 3.38 0.10 53.60