---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7257 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 7.7G 12G 41% / 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 471 5216 0 2288 7219 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:ea:c5:17 brd ff:ff:ff:ff:ff:ff inet 10.32.6.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:feea:c517/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7257) 08/01/26 _x86_64_ (4 CPU) 15:35:45 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 95.73 29.61 66.12 982.24 5534.29 15:38:01 59.60 5.63 53.97 178.55 9975.53 15:39:01 86.02 12.88 73.14 482.64 11687.04 15:40:01 35.04 0.87 34.18 88.12 4407.27 Average: 69.14 12.27 56.87 433.95 7892.51 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 5969536 7406556 2197884 26.91 38228 1578016 709756 7.70 595140 1437776 66296 15:38:01 5754468 7481284 2412952 29.54 57160 1831220 600456 6.52 520412 1692716 141700 15:39:01 4696948 6632620 3470472 42.49 65200 2024520 1373724 14.91 1416260 1835388 8136 15:40:01 5374812 7424060 2792608 34.19 69188 2131892 656964 7.13 667612 1904984 27760 Average: 5448941 7236130 2718479 33.28 57444 1891412 835225 9.06 799856 1717716 60973 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 323.76 180.14 1322.87 58.42 0.00 0.00 0.00 0.00 15:37:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:38:01 ens3 56.53 47.23 524.69 8.64 0.00 0.00 0.00 0.00 15:38:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 15:39:01 ens3 458.18 439.89 3006.35 78.16 0.00 0.00 0.00 0.00 15:39:01 lo 1.37 1.37 0.15 0.15 0.00 0.00 0.00 0.00 15:40:01 ens3 173.50 163.19 665.09 36.65 0.00 0.00 0.00 0.00 15:40:01 lo 1.55 1.55 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 253.83 208.29 1383.39 45.62 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7257) 08/01/26 _x86_64_ (4 CPU) 15:35:45 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 20.68 0.00 1.35 3.30 1.80 72.87 15:37:02 0 8.12 0.00 0.79 4.64 2.35 84.10 15:37:02 1 32.79 0.00 1.36 5.29 1.56 59.00 15:37:02 2 23.97 0.00 1.90 1.84 2.15 70.14 15:37:02 3 17.99 0.00 1.36 1.40 1.15 78.10 15:38:01 all 20.79 0.00 1.30 1.82 1.51 74.58 15:38:01 0 8.27 0.00 0.65 0.77 1.92 88.39 15:38:01 1 57.07 0.00 3.03 2.88 2.29 34.74 15:38:01 2 15.77 0.00 1.25 0.90 1.34 80.75 15:38:01 3 2.18 0.00 0.25 2.78 0.51 94.28 15:39:01 all 43.84 0.00 1.94 1.65 4.38 48.18 15:39:01 0 41.04 0.00 3.12 2.36 4.57 48.92 15:39:01 1 41.97 0.00 1.06 0.18 3.69 53.11 15:39:01 2 47.71 0.00 1.96 3.27 5.03 42.03 15:39:01 3 44.65 0.00 1.64 0.81 4.22 48.68 15:40:01 all 24.95 0.00 1.31 1.03 1.84 70.88 15:40:01 0 24.60 0.00 1.32 2.33 1.94 69.80 15:40:01 1 43.62 0.00 1.39 0.35 2.49 52.16 15:40:01 2 17.03 0.00 1.60 1.22 1.79 78.35 15:40:01 3 14.58 0.00 0.89 0.18 1.16 83.19 Average: all 27.60 0.00 1.48 1.95 2.39 66.59 Average: 0 20.50 0.00 1.47 2.53 2.69 72.81 Average: 1 43.80 0.00 1.70 2.17 2.51 49.82 Average: 2 26.19 0.00 1.68 1.81 2.58 67.74 Average: 3 19.95 0.00 1.04 1.28 1.77 75.95