---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-474840 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 7.5G 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 469 5414 0 2091 7228 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:d6:18:97 brd ff:ff:ff:ff:ff:ff inet 10.32.6.98/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fed6:1897/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-474840) 07/08/25 _x86_64_ (4 CPU) 23:10:29 LINUX RESTART (4 CPU) 23:11:01 tps rtps wtps bread/s bwrtn/s 23:12:01 85.39 23.93 61.46 722.56 4454.78 23:13:01 50.39 0.17 50.22 26.26 8144.38 23:14:01 67.22 18.40 48.83 663.09 7548.74 23:15:01 20.76 0.88 19.88 59.32 4521.11 23:16:01 23.36 0.10 23.26 2.93 1144.42 Average: 49.43 8.69 40.73 294.84 5162.53 23:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:12:01 5981880 7407136 2185540 26.76 37068 1567684 704072 7.64 593424 1427760 53820 23:13:01 5765812 7407076 2401608 29.40 55400 1751052 705708 7.66 605500 1601920 120048 23:14:01 5214516 7058564 2952904 36.15 61652 1941244 975172 10.58 1034684 1709896 95520 23:15:01 5573176 7428852 2594244 31.76 63800 1950604 646788 7.02 675264 1712268 13068 23:16:01 5488388 7350932 2679032 32.80 65728 1955516 748360 8.12 757284 1714420 9168 Average: 5604754 7330512 2562666 31.38 56730 1833220 756020 8.20 733231 1633253 58325 23:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:12:01 ens3 82.87 61.10 860.42 20.42 0.00 0.00 0.00 0.00 23:12:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 23:13:01 ens3 24.38 18.60 279.38 3.10 0.00 0.00 0.00 0.00 23:13:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 23:14:01 ens3 289.24 265.71 1407.08 61.96 0.00 0.00 0.00 0.00 23:14:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 23:15:01 ens3 50.81 56.92 33.69 535.49 0.00 0.00 0.00 0.00 23:15:01 lo 1.33 1.33 0.11 0.11 0.00 0.00 0.00 0.00 23:16:01 ens3 8.68 10.51 8.43 4.79 0.00 0.00 0.00 0.00 23:16:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 91.19 82.56 517.80 125.15 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 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-474840) 07/08/25 _x86_64_ (4 CPU) 23:10:29 LINUX RESTART (4 CPU) 23:11:01 CPU %user %nice %system %iowait %steal %idle 23:12:01 all 14.44 0.00 1.21 3.92 5.02 75.42 23:12:01 0 9.48 0.00 0.71 0.36 2.98 86.47 23:12:01 1 11.48 0.00 1.33 6.10 5.42 75.68 23:12:01 2 16.98 0.00 1.44 7.19 6.69 67.70 23:12:01 3 19.80 0.00 1.36 1.91 4.94 71.99 23:13:01 all 18.16 0.00 1.23 2.61 3.73 74.26 23:13:01 0 21.26 0.00 1.50 0.77 3.91 72.57 23:13:01 1 8.47 0.00 0.68 0.11 3.42 87.31 23:13:01 2 33.29 0.00 1.98 9.16 5.59 49.98 23:13:01 3 9.57 0.00 0.73 0.36 2.02 87.32 23:14:01 all 33.16 0.00 1.92 1.29 15.45 48.18 23:14:01 0 28.67 0.00 1.87 0.47 15.00 53.99 23:14:01 1 33.47 0.00 2.76 1.47 16.71 45.59 23:14:01 2 36.38 0.00 1.50 1.18 14.92 46.01 23:14:01 3 34.21 0.00 1.48 2.06 15.16 47.09 23:15:01 all 18.20 0.00 1.00 1.37 4.43 75.01 23:15:01 0 1.27 0.00 0.41 0.00 1.21 97.11 23:15:01 1 4.59 0.00 0.63 0.81 4.02 89.95 23:15:01 2 31.46 0.00 1.39 4.14 6.54 56.47 23:15:01 3 35.46 0.00 1.54 0.51 5.92 56.57 23:16:01 all 19.07 0.00 0.82 1.51 3.37 75.23 23:16:01 0 22.31 0.00 0.61 1.61 2.67 72.80 23:16:01 1 11.69 0.00 0.85 1.16 3.18 83.12 23:16:01 2 33.76 0.00 1.21 3.13 5.15 56.75 23:16:01 3 8.56 0.00 0.62 0.13 2.48 88.21 Average: all 20.68 0.00 1.24 2.14 6.46 69.48 Average: 0 16.72 0.00 1.03 0.64 5.25 76.36 Average: 1 14.05 0.00 1.26 1.93 6.61 76.14 Average: 2 30.35 0.00 1.51 4.96 7.80 55.39 Average: 3 21.61 0.00 1.15 1.00 6.17 70.07