---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1878 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 8.4G 69G 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 598 13129 0 2312 15111 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:81:2f:74 brd ff:ff:ff:ff:ff:ff inet 10.30.107.164/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85960sec preferred_lft 85960sec inet6 fe80::f816:3eff:fe81:2f74/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1878) 11/20/23 _x86_64_ (4 CPU) 03:53:28 LINUX RESTART (4 CPU) 03:54:02 tps rtps wtps bread/s bwrtn/s 03:55:01 89.53 13.96 75.57 1006.17 25215.18 03:56:01 92.53 10.11 82.42 243.83 31056.02 03:57:01 15.83 0.02 15.81 0.13 20359.67 03:58:01 5.47 0.00 5.47 0.00 2293.88 03:59:01 8.20 0.00 8.20 0.00 2048.06 04:00:01 157.29 4.45 152.84 136.07 14290.72 Average: 61.40 4.73 56.67 228.89 15851.42 03:54:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:55:01 13885108 15527608 2539860 15.46 62256 1780332 851176 4.87 709600 1615612 191436 03:56:01 13783004 15555380 2641964 16.09 86708 1876140 775012 4.44 704600 1704520 14932 03:57:01 13736728 15541616 2688240 16.37 103376 1886432 775012 4.44 729700 1714724 7688 03:58:01 13695768 15533136 2729200 16.62 119016 1898012 775012 4.44 747664 1726384 10752 03:59:01 13655392 15527624 2769576 16.86 138204 1908596 795364 4.55 768108 1736772 25528 04:00:01 13392356 15429336 3032612 18.46 218892 1986464 915416 5.24 966536 1788352 65076 Average: 13691393 15519117 2733575 16.64 121409 1889329 814499 4.66 771035 1714394 52569 03:54:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:55:01 ens3 65.47 42.65 880.97 8.13 0.00 0.00 0.00 0.00 03:55:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 03:56:01 ens3 352.19 335.94 844.48 101.31 0.00 0.00 0.00 0.00 03:56:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:57:01 ens3 434.68 464.16 631.92 133.29 0.00 0.00 0.00 0.00 03:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 ens3 415.73 446.53 675.49 124.16 0.00 0.00 0.00 0.00 03:58:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:59:01 ens3 466.29 491.55 947.66 134.77 0.00 0.00 0.00 0.00 03:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:01 ens3 575.41 599.73 874.62 168.98 0.00 0.00 0.00 0.00 04:00:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 385.85 397.75 809.00 112.06 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1878) 11/20/23 _x86_64_ (4 CPU) 03:53:28 LINUX RESTART (4 CPU) 03:54:02 CPU %user %nice %system %iowait %steal %idle 03:55:01 all 17.85 0.00 1.18 7.41 0.06 73.50 03:55:01 0 24.46 0.00 1.53 2.22 0.05 71.74 03:55:01 1 6.77 0.00 1.00 5.58 0.03 86.62 03:55:01 2 5.60 0.00 0.39 4.50 0.05 89.46 03:55:01 3 34.58 0.00 1.77 17.38 0.09 46.19 03:56:01 all 6.34 0.00 1.37 4.61 0.05 87.63 03:56:01 0 14.73 0.00 1.99 3.26 0.08 79.94 03:56:01 1 2.60 0.00 0.57 8.36 0.03 88.44 03:56:01 2 4.97 0.00 2.70 6.74 0.10 85.48 03:56:01 3 3.09 0.00 0.22 0.05 0.02 96.63 03:57:01 all 1.29 0.00 1.02 3.13 0.05 94.52 03:57:01 0 0.08 0.00 0.05 2.40 0.00 97.47 03:57:01 1 0.13 0.00 0.05 0.00 0.00 99.82 03:57:01 2 2.64 0.00 2.34 9.92 0.10 85.01 03:57:01 3 2.34 0.00 1.64 0.23 0.05 95.74 03:58:01 all 1.16 0.00 0.95 0.53 0.05 97.32 03:58:01 0 0.03 0.00 0.07 0.85 0.00 99.05 03:58:01 1 0.00 0.00 0.00 0.00 0.02 99.98 03:58:01 2 0.79 0.00 0.87 0.34 0.08 97.92 03:58:01 3 3.77 0.00 2.85 0.92 0.10 92.36 03:59:01 all 1.27 0.00 1.02 0.39 0.03 97.29 03:59:01 0 0.42 0.00 0.43 0.20 0.02 98.93 03:59:01 1 0.00 0.00 0.00 0.00 0.00 100.00 03:59:01 2 4.31 0.00 3.47 0.84 0.10 91.28 03:59:01 3 0.35 0.00 0.20 0.53 0.02 98.90 04:00:01 all 15.37 0.00 7.79 2.16 0.08 74.59 04:00:01 0 24.85 0.00 3.53 1.32 0.09 70.21 04:00:01 1 15.24 0.00 9.35 1.55 0.08 73.79 04:00:01 2 11.32 0.00 7.33 5.29 0.10 75.97 04:00:01 3 10.37 0.00 10.84 0.51 0.07 78.21 Average: all 7.18 0.00 2.22 3.03 0.05 87.51 Average: 0 10.66 0.00 1.25 1.71 0.04 86.34 Average: 1 4.13 0.00 1.84 2.58 0.03 91.43 Average: 2 4.94 0.00 2.86 4.61 0.09 87.50 Average: 3 9.01 0.00 2.94 3.22 0.06 84.78