---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8917 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 8.6G 11G 45% / 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 472 4232 0 3270 7207 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:89:f6:14 brd ff:ff:ff:ff:ff:ff inet 10.32.6.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe89:f614/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8917) 08/22/26 _x86_64_ (4 CPU) 12:27:48 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 117.08 54.02 63.06 3548.74 5733.73 12:30:01 62.02 9.39 52.64 251.75 10042.09 12:31:01 112.83 29.20 83.64 1924.48 43920.15 12:32:01 23.99 0.60 23.39 67.71 4051.72 Average: 79.05 23.36 55.69 1453.12 15961.08 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 5939208 7396428 2228204 27.28 38788 1597388 709732 7.70 610996 1448968 112828 12:30:01 5684096 7473068 2483316 30.41 57612 1891900 615716 6.68 532124 1746204 212404 12:31:01 4416164 7447248 3751248 45.93 64432 3107184 610880 6.63 639280 2866676 74720 12:32:01 4394608 7437916 3772804 46.19 67220 3116580 619900 6.73 664748 2862684 8776 Average: 5108519 7438665 3058893 37.45 57013 2428263 639057 6.93 611787 2231133 102182 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 440.86 229.73 1504.89 66.39 0.00 0.00 0.00 0.00 12:29:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:30:01 ens3 94.02 78.02 916.56 15.37 0.00 0.00 0.00 0.00 12:30:01 lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 12:31:01 ens3 903.90 658.76 18334.66 93.85 0.00 0.00 0.00 0.00 12:31:01 lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 12:32:01 ens3 13.48 13.93 9.18 6.38 0.00 0.00 0.00 0.00 12:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 364.17 245.80 5208.99 45.62 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 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-8917) 08/22/26 _x86_64_ (4 CPU) 12:27:48 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 23.37 0.00 1.78 3.52 1.01 70.32 12:29:02 0 10.30 0.00 1.35 5.08 0.80 82.46 12:29:02 1 26.15 0.00 1.70 1.77 0.90 69.47 12:29:02 2 45.32 0.00 2.42 3.81 1.42 47.04 12:29:02 3 11.78 0.00 1.62 3.42 0.90 82.29 12:30:01 all 21.14 0.00 1.60 1.68 1.01 74.56 12:30:01 0 8.37 0.00 1.27 2.81 0.49 87.05 12:30:01 1 36.38 0.00 2.58 1.20 0.98 58.86 12:30:01 2 35.40 0.00 2.03 2.67 1.92 57.98 12:30:01 3 4.36 0.00 0.54 0.05 0.63 94.42 12:31:01 all 38.41 0.00 2.97 2.47 2.58 53.58 12:31:01 0 31.50 0.00 2.30 3.63 2.08 60.49 12:31:01 1 42.52 0.00 2.29 1.72 2.55 50.93 12:31:01 2 39.56 0.00 3.45 1.92 2.75 52.33 12:31:01 3 40.07 0.00 3.85 2.60 2.92 50.56 12:32:01 all 20.91 0.00 1.16 0.54 0.74 76.66 12:32:01 0 15.97 0.00 0.82 0.05 0.50 82.66 12:32:01 1 31.87 0.00 1.50 0.47 0.82 65.34 12:32:01 2 34.82 0.00 1.50 0.05 0.82 62.81 12:32:01 3 1.14 0.00 0.79 1.57 0.83 95.67 Average: all 25.97 0.00 1.88 2.05 1.33 68.76 Average: 0 16.57 0.00 1.43 2.89 0.97 78.12 Average: 1 34.22 0.00 2.01 1.29 1.32 61.16 Average: 2 38.78 0.00 2.35 2.11 1.73 55.03 Average: 3 14.34 0.00 1.70 1.92 1.32 80.72