---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-956 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 8.7G 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 550 12890 0 2598 15159 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:85:5b:19 brd ff:ff:ff:ff:ff:ff inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:fe85:5b19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-956) 11/30/23 _x86_64_ (4 CPU) 10:20:32 LINUX RESTART (4 CPU) 10:21:02 tps rtps wtps bread/s bwrtn/s 10:22:01 40.60 4.02 36.59 45.14 8792.27 10:23:01 91.55 14.26 77.29 997.83 15741.11 10:24:01 176.30 9.38 166.92 196.63 19422.23 10:25:01 82.49 21.55 60.94 1535.21 13157.81 Average: 97.98 12.34 85.64 696.42 14301.31 10:21:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:22:01 14231836 15573952 2193124 13.35 44120 1510572 783856 4.49 638760 1367164 25720 10:23:01 13954764 15634216 2470196 15.04 69236 1805324 718796 4.11 604572 1643536 151292 10:24:01 12847880 14777396 3577080 21.78 90208 2023676 1701788 9.74 1489736 1836968 39336 10:25:01 13247544 15550400 3177416 19.35 106084 2359036 744196 4.26 829116 2064332 165704 Average: 13570506 15383991 2854454 17.38 77412 1924652 987159 5.65 890546 1728000 95513 10:21:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:22:01 ens3 20.28 16.29 198.31 3.18 0.00 0.00 0.00 0.00 10:22:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 10:23:01 ens3 52.66 34.06 1019.67 6.31 0.00 0.00 0.00 0.00 10:23:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 10:24:01 ens3 252.74 198.22 1358.78 46.49 0.00 0.00 0.00 0.00 10:24:01 lo 2.53 2.53 0.49 0.49 0.00 0.00 0.00 0.00 10:25:01 ens3 208.98 138.68 2182.93 29.07 0.00 0.00 0.00 0.00 10:25:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 134.14 97.15 1194.07 21.34 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-956) 11/30/23 _x86_64_ (4 CPU) 10:20:32 LINUX RESTART (4 CPU) 10:21:02 CPU %user %nice %system %iowait %steal %idle 10:22:01 all 8.30 0.00 0.46 17.76 0.04 73.43 10:22:01 0 3.99 0.00 0.29 0.27 0.02 95.44 10:22:01 1 17.19 0.00 0.88 50.40 0.07 31.47 10:22:01 2 6.14 0.00 0.36 19.08 0.03 74.39 10:22:01 3 6.03 0.00 0.37 1.71 0.02 91.86 10:23:01 all 17.61 0.00 1.42 6.58 0.06 74.33 10:23:01 0 15.83 0.00 1.20 1.47 0.03 81.46 10:23:01 1 17.80 0.00 1.79 18.64 0.07 61.71 10:23:01 2 3.14 0.00 0.43 4.00 0.07 92.37 10:23:01 3 33.80 0.00 2.26 2.24 0.07 61.63 10:24:01 all 14.17 0.00 1.56 3.96 0.08 80.23 10:24:01 0 12.49 0.00 1.45 9.93 0.08 76.04 10:24:01 1 14.46 0.00 1.94 2.33 0.08 81.19 10:24:01 2 12.51 0.00 1.47 3.42 0.07 82.53 10:24:01 3 17.21 0.00 1.38 0.13 0.10 81.18 10:25:01 all 22.44 0.00 2.67 6.46 0.12 68.31 10:25:01 0 14.74 0.00 2.27 17.58 0.10 65.31 10:25:01 1 22.44 0.00 2.61 2.96 0.15 71.84 10:25:01 2 18.20 0.00 2.74 3.03 0.12 75.91 10:25:01 3 34.47 0.00 3.03 2.21 0.10 60.19 Average: all 15.66 0.00 1.53 8.65 0.07 74.08 Average: 0 11.79 0.00 1.31 7.34 0.06 79.50 Average: 1 17.97 0.00 1.81 18.39 0.09 61.73 Average: 2 9.99 0.00 1.25 7.34 0.07 81.35 Average: 3 22.92 0.00 1.76 1.57 0.07 73.67