---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-528 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 455 5331 0 2189 7238 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:8b:82:42 brd ff:ff:ff:ff:ff:ff inet 10.32.7.105/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe8b:8242/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-528) 08/09/25 _x86_64_ (4 CPU) 07:38:58 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 181.94 99.12 82.82 5213.13 40165.06 07:41:01 56.95 0.22 56.73 26.66 9223.46 07:42:01 86.37 17.75 68.62 617.50 10825.66 07:43:01 33.26 1.22 32.04 101.03 4312.83 Average: 89.62 29.57 60.05 1489.46 16130.97 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 6046664 7435228 2120756 25.97 36036 1532860 687116 7.46 562668 1394480 70452 07:41:01 5866524 7501764 2300896 28.17 55760 1744280 607152 6.59 501452 1605308 123316 07:42:01 4854912 6694960 3312508 40.56 63944 1933172 1343724 14.58 1355520 1744024 6148 07:43:01 5407308 7363012 2760112 33.79 67844 2042728 718176 7.79 728228 1816504 29584 Average: 5543852 7248741 2623568 32.12 55896 1813260 839042 9.10 786967 1640079 57375 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 373.57 226.85 1208.51 65.25 0.00 0.00 0.00 0.00 07:40:01 lo 2.17 2.17 0.20 0.20 0.00 0.00 0.00 0.00 07:41:01 ens3 40.20 33.26 534.09 4.35 0.00 0.00 0.00 0.00 07:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:42:01 ens3 391.10 428.21 2727.71 74.55 0.00 0.00 0.00 0.00 07:42:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:43:01 ens3 138.67 153.70 658.19 37.79 0.00 0.00 0.00 0.00 07:43:01 lo 1.32 1.32 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 235.87 210.49 1282.07 45.48 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-528) 08/09/25 _x86_64_ (4 CPU) 07:38:58 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 22.38 0.00 3.21 5.59 1.11 67.71 07:40:01 0 19.07 0.00 2.54 3.39 0.94 74.07 07:40:01 1 17.05 0.00 1.93 6.53 1.15 73.33 07:40:01 2 27.15 0.00 2.36 7.23 1.31 61.95 07:40:01 3 26.25 0.00 6.01 5.22 1.07 61.45 07:41:01 all 21.24 0.00 1.34 1.48 0.75 75.20 07:41:01 0 4.30 0.00 0.38 0.00 0.17 95.15 07:41:01 1 29.84 0.00 1.82 4.82 0.90 62.63 07:41:01 2 24.11 0.00 1.55 0.90 1.28 72.15 07:41:01 3 26.72 0.00 1.58 0.23 0.65 70.82 07:42:01 all 48.53 0.00 2.40 0.87 3.16 45.05 07:42:01 0 46.68 0.00 1.85 0.45 3.00 48.03 07:42:01 1 56.50 0.00 2.52 1.02 3.24 36.72 07:42:01 2 39.59 0.00 3.72 1.70 3.50 51.50 07:42:01 3 51.36 0.00 1.51 0.27 2.88 43.99 07:43:01 all 27.23 0.00 1.42 0.58 1.36 69.41 07:43:01 0 46.74 0.00 2.10 0.18 1.72 49.26 07:43:01 1 16.52 0.00 0.82 1.20 0.91 80.56 07:43:01 2 15.84 0.00 1.45 0.68 1.46 80.57 07:43:01 3 29.87 0.00 1.33 0.28 1.37 67.15 Average: all 29.85 0.00 2.09 2.13 1.59 64.34 Average: 0 29.20 0.00 1.72 1.00 1.45 66.62 Average: 1 29.96 0.00 1.77 3.39 1.55 63.33 Average: 2 26.67 0.00 2.27 2.62 1.89 66.55 Average: 3 33.56 0.00 2.61 1.50 1.49 60.84