---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4321 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 481 5314 0 2179 7213 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:1e:9d:4e brd ff:ff:ff:ff:ff:ff inet 10.32.7.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe1e:9d4e/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-4321) 01/28/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 137.69 55.76 81.92 3618.66 39867.53 12:49:01 53.96 0.17 53.79 21.86 9134.50 12:50:01 83.49 31.41 52.08 1730.89 6329.89 12:51:01 38.93 8.68 30.24 506.58 6770.20 12:52:01 20.26 0.33 19.93 33.59 1330.31 Average: 66.87 19.27 47.60 1182.34 12686.94 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6035052 7422248 2132360 26.11 36252 1531256 684704 7.43 576424 1392088 68988 12:49:01 5782804 7399364 2384608 29.20 53748 1730436 701532 7.61 611584 1583616 104268 12:50:01 5505752 7245972 2661660 32.59 62724 1838108 837160 9.08 806368 1650636 6104 12:51:01 5475192 7415044 2692220 32.96 66544 2029916 652740 7.08 726008 1754160 24824 12:52:01 5509692 7453668 2657720 32.54 68380 2031620 630120 6.84 691080 1753632 10084 Average: 5661698 7387259 2505714 30.68 57530 1832267 701251 7.61 682293 1626826 42854 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 12:48:01 ens3 392.37 195.80 1164.88 62.74 0.00 0.00 0.00 0.00 12:49:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 12:49:01 ens3 39.95 32.08 556.38 4.18 0.00 0.00 0.00 0.00 12:50:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 12:50:01 ens3 206.65 228.91 582.56 45.99 0.00 0.00 0.00 0.00 12:51:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 240.38 221.31 1190.84 630.07 0.00 0.00 0.00 0.00 12:52:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 12:52:01 ens3 10.18 10.86 8.15 5.40 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 177.90 137.79 700.56 149.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4321) 01/28/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.01 0.00 2.81 5.00 2.34 66.84 12:48:01 0 19.00 0.00 1.32 4.03 1.37 74.29 12:48:01 1 13.15 0.00 1.78 1.11 1.81 82.15 12:48:01 2 7.17 0.00 2.66 11.09 2.74 76.34 12:48:01 3 52.96 0.00 5.46 3.74 3.44 34.41 12:49:01 all 19.50 0.00 1.33 2.58 1.50 75.09 12:49:01 0 18.04 0.00 1.21 0.32 1.10 79.33 12:49:01 1 26.11 0.00 1.21 0.60 1.46 70.61 12:49:01 2 3.42 0.00 0.66 1.97 1.73 92.22 12:49:01 3 30.57 0.00 2.26 7.41 1.74 58.02 12:50:01 all 37.70 0.00 2.50 2.10 5.20 52.50 12:50:01 0 43.34 0.00 2.93 2.51 5.18 46.03 12:50:01 1 36.59 0.00 3.03 2.92 6.36 51.10 12:50:01 2 32.51 0.00 1.69 1.71 4.28 59.81 12:50:01 3 38.33 0.00 2.32 1.24 4.96 53.15 12:51:01 all 33.65 0.00 1.99 0.72 2.15 61.49 12:51:01 0 44.98 0.00 2.03 0.42 2.38 50.20 12:51:01 1 32.40 0.00 2.19 0.27 2.59 62.56 12:51:01 2 23.25 0.00 1.13 0.72 1.55 73.35 12:51:01 3 33.97 0.00 2.58 1.48 2.11 59.86 12:52:01 all 21.28 0.00 0.83 0.55 0.94 76.39 12:52:01 0 45.21 0.00 1.38 0.23 1.45 51.72 12:52:01 1 5.94 0.00 0.60 0.02 1.23 92.22 12:52:01 2 28.84 0.00 0.78 0.87 0.87 68.64 12:52:01 3 5.19 0.00 0.58 1.08 0.22 92.93 Average: all 27.06 0.00 1.89 2.19 2.44 66.42 Average: 0 34.15 0.00 1.78 1.50 2.31 60.26 Average: 1 22.90 0.00 1.77 0.99 2.71 71.63 Average: 2 19.01 0.00 1.39 3.28 2.24 74.08 Average: 3 32.22 0.00 2.64 2.99 2.50 59.65