---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5740 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: 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 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 464 5333 0 2177 7231 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:c5:b2:c1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.243/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fec5:b2c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5740) 02/11/26 _x86_64_ (4 CPU) 12:54:46 LINUX RESTART (4 CPU) 12:55:01 tps rtps wtps bread/s bwrtn/s 12:56:02 109.07 54.04 55.02 3560.21 5917.30 12:57:01 84.21 30.65 53.56 1717.11 8544.36 12:58:01 67.67 8.72 58.96 508.85 7272.39 12:59:01 19.25 1.63 17.61 76.79 4572.44 13:00:01 21.43 0.08 21.35 2.80 1106.08 Average: 60.25 18.99 41.26 1171.35 5472.38 12:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:56:02 5910348 7383300 2257064 27.63 40088 1610180 735300 7.98 631792 1457764 117248 12:57:01 5583584 7293280 2583828 31.64 58676 1814272 815420 8.85 729184 1657556 102396 12:58:01 5453420 7388448 2713992 33.23 65632 2026948 696860 7.56 750164 1755328 118416 12:59:01 5527428 7467824 2639984 32.32 66880 2030392 612992 6.65 677124 1753764 7592 13:00:01 5410864 7353688 2756548 33.75 68776 2030576 753256 8.17 793480 1752324 9276 Average: 5577129 7377308 2590283 31.71 60010 1902474 722766 7.84 716349 1675347 70986 12:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:56:02 ens3 369.51 193.05 1458.06 62.99 0.00 0.00 0.00 0.00 12:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:57:01 ens3 134.55 103.22 548.01 24.84 0.00 0.00 0.00 0.00 12:57:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:58:01 ens3 293.78 318.75 1469.12 53.46 0.00 0.00 0.00 0.00 12:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:59:01 ens3 49.49 59.24 22.52 597.25 0.00 0.00 0.00 0.00 12:59:01 lo 1.13 1.13 0.09 0.09 0.00 0.00 0.00 0.00 13:00:01 ens3 12.18 12.35 9.25 5.99 0.00 0.00 0.00 0.00 13:00:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 172.03 137.43 701.90 149.32 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5740) 02/11/26 _x86_64_ (4 CPU) 12:54:46 LINUX RESTART (4 CPU) 12:55:01 CPU %user %nice %system %iowait %steal %idle 12:56:02 all 23.51 0.00 1.86 3.18 3.19 68.27 12:56:02 0 32.27 0.00 2.66 8.28 3.92 52.87 12:56:02 1 25.69 0.00 1.51 1.44 3.08 68.28 12:56:02 2 27.00 0.00 1.58 1.64 3.19 66.59 12:56:02 3 9.04 0.00 1.66 1.37 2.57 85.37 12:57:01 all 26.07 0.00 1.77 1.85 3.45 66.85 12:57:01 0 17.34 0.00 1.58 4.99 2.70 73.40 12:57:01 1 34.66 0.00 2.02 0.25 4.23 58.84 12:57:01 2 34.88 0.00 2.26 1.04 4.21 57.62 12:57:01 3 17.28 0.00 1.28 1.14 2.64 77.65 12:58:01 all 37.46 0.00 2.03 0.95 7.01 52.56 12:58:01 0 32.08 0.00 1.51 1.88 6.62 57.91 12:58:01 1 49.67 0.00 2.10 0.29 7.02 40.91 12:58:01 2 35.03 0.00 1.64 0.84 6.65 55.85 12:58:01 3 33.12 0.00 2.84 0.76 7.74 55.54 12:59:01 all 11.27 0.00 0.55 0.68 0.90 86.59 12:59:01 0 24.07 0.00 0.72 1.23 1.35 72.64 12:59:01 1 12.13 0.00 0.47 0.05 0.85 86.51 12:59:01 2 7.77 0.00 0.78 1.44 0.98 89.03 12:59:01 3 1.12 0.00 0.23 0.03 0.42 98.20 13:00:01 all 18.82 0.00 0.81 0.74 1.23 78.40 13:00:01 0 4.16 0.00 0.57 2.00 0.47 92.81 13:00:01 1 13.92 0.00 1.10 0.03 0.90 84.05 13:00:01 2 36.43 0.00 1.01 0.17 2.17 60.22 13:00:01 3 20.71 0.00 0.60 0.73 1.38 76.58 Average: all 23.47 0.00 1.41 1.48 3.17 70.48 Average: 0 22.05 0.00 1.41 3.68 3.02 69.84 Average: 1 27.28 0.00 1.44 0.41 3.23 67.65 Average: 2 28.22 0.00 1.45 1.02 3.45 65.85 Average: 3 16.33 0.00 1.33 0.81 2.97 78.55