---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3588 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 474 5405 0 2095 7222 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:79:4c:aa brd ff:ff:ff:ff:ff:ff inet 10.32.6.75/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe79:4caa/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-3588) 01/18/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 148.78 64.97 83.80 4248.23 40648.71 19:15:01 69.33 12.40 56.93 296.98 9838.70 19:16:01 63.26 7.00 56.26 421.73 7542.02 19:17:01 22.19 0.70 21.49 45.98 4332.02 Average: 75.92 21.30 54.61 1257.10 15613.37 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5978604 7403808 2188808 26.80 36764 1568076 711548 7.72 595792 1428060 85648 19:15:01 5741988 7403940 2425424 29.70 57104 1768756 822052 8.92 615524 1613748 120944 19:16:01 5590148 7444948 2577264 31.56 62860 1951204 638732 6.93 654548 1717048 114116 19:17:01 5539596 7398156 2627816 32.17 64984 1952228 680944 7.39 708420 1712140 9080 Average: 5712584 7412713 2454828 30.06 55428 1810066 713319 7.74 643571 1617749 82447 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 434.26 243.74 1483.46 67.83 0.00 0.00 0.00 0.00 19:14:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 84.56 46.20 468.45 13.61 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 246.40 256.96 1236.20 45.17 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 50.05 59.70 28.57 535.76 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 204.31 152.09 805.54 166.23 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 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-3588) 01/18/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 23.18 0.00 2.92 4.66 1.40 67.85 19:14:02 0 39.95 0.00 2.32 3.74 1.55 52.44 19:14:02 1 9.98 0.00 1.70 1.67 0.95 85.71 19:14:02 2 23.93 0.00 5.40 11.70 1.67 57.30 19:14:02 3 18.93 0.00 2.24 1.58 1.41 75.83 19:15:01 all 23.59 0.00 1.53 1.64 1.39 71.85 19:15:01 0 73.07 0.00 3.80 0.52 2.42 20.19 19:15:01 1 5.76 0.00 0.37 0.30 0.96 92.60 19:15:01 2 9.87 0.00 1.46 4.98 0.95 82.75 19:15:01 3 5.65 0.00 0.49 0.76 1.23 91.87 19:16:01 all 41.91 0.00 2.07 0.75 2.71 52.55 19:16:01 0 54.68 0.00 3.19 0.46 3.37 38.30 19:16:01 1 23.82 0.00 2.00 1.44 2.41 70.33 19:16:01 2 46.94 0.00 2.01 0.88 2.53 47.64 19:16:01 3 42.31 0.00 1.10 0.23 2.51 53.86 19:17:01 all 21.55 0.00 1.02 0.62 0.81 75.99 19:17:01 0 13.78 0.00 1.00 0.40 0.85 83.97 19:17:01 1 29.55 0.00 1.07 0.72 0.95 67.72 19:17:01 2 36.87 0.00 1.18 0.08 1.23 60.63 19:17:01 3 6.02 0.00 0.85 1.27 0.20 91.66 Average: all 27.59 0.00 1.89 1.92 1.58 67.03 Average: 0 45.28 0.00 2.57 1.28 2.05 48.82 Average: 1 17.33 0.00 1.29 1.03 1.32 79.02 Average: 2 29.49 0.00 2.52 4.40 1.60 62.00 Average: 3 18.29 0.00 1.17 0.96 1.34 78.24