---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-814 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: 2799.998 BogoMIPS: 5599.99 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 5322 0 2184 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:9a:9e:ff brd ff:ff:ff:ff:ff:ff inet 10.32.7.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe9a:9eff/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-814) 05/14/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 170.29 85.12 85.17 4944.64 40831.48 12:49:01 84.80 30.03 54.77 1701.45 8802.27 12:50:01 69.06 8.87 60.19 510.85 7386.24 12:51:01 29.66 3.40 26.26 129.29 5075.11 Average: 88.45 31.85 56.60 1821.49 15523.34 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5989892 7417448 2177528 26.66 37052 1570140 702628 7.62 581148 1431780 87176 12:49:01 5629716 7336696 2537704 31.07 57660 1813048 780308 8.47 683068 1656920 103204 12:50:01 5515336 7448864 2652084 32.47 64496 2025756 649504 7.05 686180 1754760 104688 12:51:01 5437856 7386812 2729564 33.42 67384 2038228 708924 7.69 758500 1759952 8812 Average: 5643200 7397455 2524220 30.91 56648 1861793 710341 7.71 677224 1650853 75970 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.55 1.55 0.14 0.14 0.00 0.00 0.00 0.00 12:48:01 ens3 418.95 236.96 1558.11 65.90 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 81.00 71.07 486.06 18.29 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 339.48 362.04 1548.16 62.66 0.00 0.00 0.00 0.00 12:51:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 56.51 64.53 29.39 604.08 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 223.98 183.65 905.39 187.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-814) 05/14/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.94 0.00 2.85 5.29 1.38 68.54 12:48:01 0 21.30 0.00 4.72 5.44 1.24 67.30 12:48:01 1 12.76 0.00 1.80 7.19 0.95 77.30 12:48:01 2 23.78 0.00 2.42 2.05 1.55 70.20 12:48:01 3 29.92 0.00 2.45 6.50 1.77 59.36 12:49:01 all 25.32 0.00 1.61 1.93 1.40 69.74 12:49:01 0 22.71 0.00 1.39 4.28 1.81 69.80 12:49:01 1 14.09 0.00 1.08 2.01 0.98 81.83 12:49:01 2 25.80 0.00 1.53 0.07 1.17 71.44 12:49:01 3 38.69 0.00 2.47 1.35 1.63 55.86 12:50:01 all 42.53 0.00 2.46 1.11 2.91 50.99 12:50:01 0 41.88 0.00 2.44 2.17 3.20 50.30 12:50:01 1 43.84 0.00 2.28 0.57 2.91 50.40 12:50:01 2 41.13 0.00 2.85 1.57 2.88 51.56 12:50:01 3 43.29 0.00 2.22 0.13 2.62 51.74 12:51:01 all 20.97 0.00 0.91 0.74 0.89 76.49 12:51:01 0 20.19 0.00 0.88 1.90 0.98 76.05 12:51:01 1 39.21 0.00 1.26 0.30 1.41 57.82 12:51:01 2 14.60 0.00 0.72 0.75 0.75 83.18 12:51:01 3 9.84 0.00 0.78 0.00 0.45 88.92 Average: all 27.70 0.00 1.96 2.26 1.65 66.43 Average: 0 26.53 0.00 2.36 3.45 1.81 65.85 Average: 1 27.49 0.00 1.61 2.51 1.57 66.83 Average: 2 26.35 0.00 1.88 1.11 1.59 69.08 Average: 3 30.46 0.00 1.98 1.99 1.62 63.95