---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3515 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 676K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 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 557 13319 0 2163 15169 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:aa:2a:be brd ff:ff:ff:ff:ff:ff inet 10.30.106.243/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:feaa:2abe/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-3515) 12/09/23 _x86_64_ (4 CPU) 06:55:21 LINUX RESTART (4 CPU) 06:56:01 tps rtps wtps bread/s bwrtn/s 06:57:02 121.43 23.56 97.87 1193.00 29597.33 06:58:01 122.63 11.98 110.64 577.49 31811.80 06:59:01 61.48 8.80 52.68 1111.10 18906.36 Average: 101.73 14.80 86.93 962.70 26742.96 06:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:57:02 13781216 15482124 2643752 16.10 70216 1825920 1052972 6.03 771032 1648552 153800 06:58:01 13211772 15168188 3213196 19.56 84304 2052340 1183772 6.77 1127880 1827588 55412 06:59:01 13624764 15518716 2800204 17.05 92920 1987936 776424 4.44 799264 1759024 53420 Average: 13539251 15389676 2885717 17.57 82480 1955399 1004389 5.75 899392 1745055 87544 06:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:57:02 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 06:57:02 ens3 100.38 66.61 1217.16 15.50 0.00 0.00 0.00 0.00 06:58:01 lo 5.22 5.22 0.65 0.65 0.00 0.00 0.00 0.00 06:58:01 ens3 135.07 124.22 1089.52 35.63 0.00 0.00 0.00 0.00 06:59:01 lo 1.90 1.90 0.25 0.25 0.00 0.00 0.00 0.00 06:59:01 ens3 42.32 36.32 108.95 15.52 0.00 0.00 0.00 0.00 Average: lo 2.65 2.65 0.33 0.33 0.00 0.00 0.00 0.00 Average: ens3 92.35 75.44 803.57 22.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3515) 12/09/23 _x86_64_ (4 CPU) 06:55:21 LINUX RESTART (4 CPU) 06:56:01 CPU %user %nice %system %iowait %steal %idle 06:57:02 all 21.71 0.00 1.56 5.53 0.05 71.14 06:57:02 0 35.42 0.00 2.22 5.83 0.08 56.44 06:57:02 1 12.85 0.00 1.05 6.71 0.03 79.36 06:57:02 2 33.33 0.00 2.18 2.11 0.07 62.31 06:57:02 3 5.29 0.00 0.79 7.47 0.02 86.44 06:58:01 all 25.93 0.00 1.68 4.59 0.07 67.74 06:58:01 0 22.43 0.00 1.55 6.92 0.07 69.04 06:58:01 1 30.39 0.00 1.66 7.30 0.08 60.56 06:58:01 2 34.78 0.00 1.77 0.56 0.08 62.80 06:58:01 3 16.07 0.00 1.75 3.57 0.07 78.54 06:59:01 all 20.56 0.00 1.24 2.95 0.05 75.19 06:59:01 0 4.26 0.00 0.93 9.60 0.03 85.18 06:59:01 1 27.67 0.00 1.62 0.82 0.05 69.84 06:59:01 2 41.65 0.00 1.42 1.30 0.07 55.57 06:59:01 3 8.80 0.00 1.01 0.13 0.05 90.01 Average: all 22.71 0.00 1.49 4.35 0.06 71.38 Average: 0 20.69 0.00 1.57 7.45 0.06 70.23 Average: 1 23.60 0.00 1.44 4.93 0.06 69.97 Average: 2 36.60 0.00 1.79 1.33 0.07 60.21 Average: 3 10.01 0.00 1.18 3.71 0.04 85.05