---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20094 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 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 566 12736 0 2737 15143 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:93:c1:1d brd ff:ff:ff:ff:ff:ff inet 10.30.106.38/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fe93:c11d/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-20094) 04/02/24 _x86_64_ (4 CPU) 13:09:22 LINUX RESTART (4 CPU) 13:10:02 tps rtps wtps bread/s bwrtn/s 13:11:01 122.96 23.76 99.20 1236.94 22781.63 13:12:01 236.03 13.76 222.26 796.13 24822.93 13:13:01 99.92 2.53 97.38 108.38 26404.27 13:14:01 59.94 0.95 58.99 55.06 15385.97 Average: 129.74 10.19 119.54 546.25 22346.89 13:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:11:01 13955492 15611376 2469468 15.03 69616 1782676 715100 4.09 635824 1610812 111696 13:12:01 10835688 12814192 5589272 34.03 89536 2069536 3780108 21.63 3499220 1827084 81052 13:13:01 11711596 14057696 4713364 28.70 97088 2418620 2027192 11.60 2364588 2069812 24516 13:14:01 13018384 15473100 3406576 20.74 100700 2519348 846608 4.85 992048 2132904 61508 Average: 12380290 14489091 4044670 24.63 89235 2197545 1842252 10.54 1872920 1910153 69693 13:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:11:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 13:11:01 ens3 95.88 70.90 1077.46 24.29 0.00 0.00 0.00 0.00 13:12:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:12:01 ens3 332.68 303.48 3082.65 63.37 0.00 0.00 0.00 0.00 13:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:13:01 ens3 496.55 423.56 4198.88 114.11 0.00 0.00 0.00 0.00 13:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:14:01 ens3 391.67 350.04 266.93 162.25 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 330.17 287.90 2160.99 91.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20094) 04/02/24 _x86_64_ (4 CPU) 13:09:22 LINUX RESTART (4 CPU) 13:10:02 CPU %user %nice %system %iowait %steal %idle 13:11:01 all 19.13 0.00 1.48 5.42 0.06 73.92 13:11:01 0 28.41 0.00 1.85 5.30 0.05 64.39 13:11:01 1 3.07 0.00 1.00 14.00 0.05 81.88 13:11:01 2 15.00 0.00 1.19 0.92 0.05 82.84 13:11:01 3 30.04 0.00 1.85 1.41 0.07 66.62 13:12:01 all 51.59 0.00 3.05 2.91 0.13 42.33 13:12:01 0 56.31 0.00 4.81 5.67 0.17 33.04 13:12:01 1 56.13 0.00 2.70 2.95 0.10 38.11 13:12:01 2 37.59 0.00 2.90 2.64 0.12 56.75 13:12:01 3 56.31 0.00 1.76 0.39 0.12 41.42 13:13:01 all 53.69 0.00 2.31 1.55 0.13 42.33 13:13:01 0 52.37 0.00 2.92 0.28 0.12 44.31 13:13:01 1 53.31 0.00 2.41 0.65 0.15 43.47 13:13:01 2 46.72 0.00 1.68 1.03 0.13 50.43 13:13:01 3 62.31 0.00 2.22 4.24 0.10 31.13 13:14:01 all 53.43 0.00 2.25 1.46 0.11 42.74 13:14:01 0 53.41 0.00 1.56 0.02 0.12 44.90 13:14:01 1 50.69 0.00 2.31 3.11 0.10 43.78 13:14:01 2 61.51 0.00 1.70 0.80 0.10 35.88 13:14:01 3 48.09 0.00 3.44 1.93 0.12 46.41 Average: all 44.54 0.00 2.27 2.83 0.11 50.26 Average: 0 47.68 0.00 2.78 2.81 0.11 46.61 Average: 1 40.91 0.00 2.11 5.15 0.10 51.73 Average: 2 40.32 0.00 1.87 1.35 0.10 56.36 Average: 3 49.25 0.00 2.32 1.99 0.10 46.34