---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7925 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 483 5303 0 2189 7212 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:53:43:cb brd ff:ff:ff:ff:ff:ff inet 10.32.7.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86071sec preferred_lft 86071sec inet6 fe80::f816:3eff:fe53:43cb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7925) 03/02/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 152.70 80.51 72.19 4872.24 39338.24 07:07:01 50.24 2.22 48.03 39.19 6984.70 07:08:01 97.97 32.41 65.56 1752.37 9369.11 07:09:01 36.29 8.68 27.61 504.32 6685.15 07:10:01 22.83 0.35 22.48 33.73 1480.95 Average: 72.01 24.84 47.17 1440.49 12772.52 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6142936 7489992 2024484 24.79 31924 1497544 636660 6.91 505112 1360532 44736 07:07:01 5852616 7446720 2314804 28.34 51812 1711988 657960 7.14 558948 1571108 145784 07:08:01 5547596 7297712 2619824 32.08 62248 1848636 801712 8.70 755120 1661680 5924 07:09:01 5472712 7423376 2694708 32.99 66200 2041384 646464 7.01 718036 1765464 28672 07:10:01 5473256 7427392 2694164 32.99 68036 2042592 663200 7.20 719356 1763388 10404 Average: 5697823 7417038 2469597 30.24 56044 1828429 681199 7.39 651314 1624434 47104 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:06:01 ens3 340.35 174.09 1038.71 59.49 0.00 0.00 0.00 0.00 07:07:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:07:01 ens3 66.76 54.96 739.51 6.51 0.00 0.00 0.00 0.00 07:08:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 182.99 211.36 573.00 42.29 0.00 0.00 0.00 0.00 07:09:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 275.50 260.56 1201.00 638.69 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:10:01 ens3 12.50 12.96 15.70 5.95 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 175.62 142.79 713.59 150.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7925) 03/02/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 18.54 0.00 2.84 5.33 1.92 71.36 07:06:01 0 28.47 0.00 2.27 3.85 2.43 62.98 07:06:01 1 18.36 0.00 4.27 3.26 1.48 72.63 07:06:01 2 8.47 0.00 2.89 9.67 1.95 77.02 07:06:01 3 18.89 0.00 1.92 4.49 1.84 72.85 07:07:01 all 19.19 0.00 1.20 2.02 1.38 76.21 07:07:01 0 24.82 0.00 1.28 5.88 2.43 65.58 07:07:01 1 30.18 0.00 2.07 0.35 1.13 66.27 07:07:01 2 9.54 0.00 0.66 1.67 1.19 86.93 07:07:01 3 12.22 0.00 0.80 0.15 0.73 86.10 07:08:01 all 34.60 0.00 2.36 1.87 3.18 57.99 07:08:01 0 35.90 0.00 2.46 2.49 3.02 56.13 07:08:01 1 34.73 0.00 1.95 0.96 3.12 59.25 07:08:01 2 36.50 0.00 3.05 2.06 3.62 54.78 07:08:01 3 31.28 0.00 1.99 1.95 2.93 61.85 07:09:01 all 33.88 0.00 1.97 0.80 2.50 60.86 07:09:01 0 22.26 0.00 1.52 1.50 1.88 72.84 07:09:01 1 55.86 0.00 2.43 0.33 2.86 38.51 07:09:01 2 31.20 0.00 2.25 0.51 2.69 63.35 07:09:01 3 26.19 0.00 1.69 0.86 2.59 68.67 07:10:01 all 20.34 0.00 1.10 0.96 1.09 76.51 07:10:01 0 19.02 0.00 1.09 0.46 1.24 78.18 07:10:01 1 15.60 0.00 0.83 0.13 0.76 82.67 07:10:01 2 35.98 0.00 1.72 3.18 1.43 57.69 07:10:01 3 10.80 0.00 0.73 0.05 0.91 87.50 Average: all 25.31 0.00 1.90 2.20 2.01 68.58 Average: 0 26.11 0.00 1.72 2.85 2.20 67.12 Average: 1 30.95 0.00 2.31 1.01 1.87 63.86 Average: 2 24.33 0.00 2.12 3.42 2.18 67.95 Average: 3 19.89 0.00 1.43 1.50 1.80 75.38