---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6786 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 469 5335 0 2170 7226 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:ec:92:bd brd ff:ff:ff:ff:ff:ff inet 10.32.6.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:feec:92bd/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-6786) 07/26/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 140.83 55.84 84.99 3644.99 40779.89 19:15:01 61.04 5.63 55.41 178.27 9797.25 19:16:01 75.27 13.06 62.21 514.31 8879.19 19:17:01 22.51 1.58 20.93 107.45 4414.86 Average: 74.97 19.08 55.89 1115.16 15993.61 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5976604 7409720 2190816 26.82 37208 1576168 714460 7.75 591784 1437092 86512 19:15:01 5759996 7485668 2407424 29.48 57280 1830324 611216 6.63 520712 1689320 148752 19:16:01 5476424 7402100 2690996 32.95 63784 2019064 689884 7.49 697024 1785700 101700 19:17:01 5499396 7433748 2668024 32.67 65760 2025220 648268 7.03 673444 1784504 8980 Average: 5678105 7432809 2489315 30.48 56008 1862694 665957 7.23 620741 1674154 86486 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 487.57 276.64 1516.25 68.05 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 59.24 49.86 461.00 10.66 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 285.14 283.64 1331.90 53.39 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 53.77 60.19 30.45 528.22 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 222.11 168.07 836.46 165.73 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6786) 07/26/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.67 0.00 2.51 4.16 1.22 70.44 19:14:02 0 26.44 0.00 4.37 1.73 1.08 66.38 19:14:02 1 13.08 0.00 1.20 5.21 0.98 79.53 19:14:02 2 36.37 0.00 2.91 3.89 1.59 55.24 19:14:02 3 10.84 0.00 1.58 5.79 1.20 80.59 19:15:01 all 21.02 0.00 1.21 1.30 0.93 75.54 19:15:01 0 11.91 0.00 0.76 0.68 0.44 86.21 19:15:01 1 9.72 0.00 0.79 3.41 0.73 85.35 19:15:01 2 42.51 0.00 2.58 0.14 1.51 53.27 19:15:01 3 19.98 0.00 0.73 0.96 1.07 77.27 19:16:01 all 40.09 0.00 2.21 1.28 2.71 53.72 19:16:01 0 33.43 0.00 2.04 0.80 2.54 61.19 19:16:01 1 46.21 0.00 1.84 0.12 2.66 49.17 19:16:01 2 45.77 0.00 1.63 1.00 2.91 48.70 19:16:01 3 34.90 0.00 3.36 3.17 2.74 55.83 19:17:01 all 20.90 0.00 1.14 0.67 0.89 76.40 19:17:01 0 3.68 0.00 0.47 0.03 0.60 95.22 19:17:01 1 38.28 0.00 1.63 0.33 1.22 58.54 19:17:01 2 34.18 0.00 1.58 0.63 1.28 62.33 19:17:01 3 7.40 0.00 0.88 1.72 0.42 89.58 Average: all 25.95 0.00 1.77 1.85 1.44 68.99 Average: 0 18.90 0.00 1.91 0.81 1.17 77.21 Average: 1 26.90 0.00 1.37 2.26 1.40 68.07 Average: 2 39.70 0.00 2.17 1.42 1.82 54.89 Average: 3 18.28 0.00 1.64 2.92 1.36 75.80