---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7764 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 470 5316 0 2188 7225 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:5d:f1:b4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.147/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe5d:f1b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7764) 02/28/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 146.64 62.01 84.64 4189.97 40582.32 12:49:01 84.99 30.55 54.43 1730.42 9660.19 12:50:01 71.66 8.86 62.80 511.03 7911.63 12:51:01 26.70 1.63 25.06 76.79 5097.42 Average: 82.48 25.74 56.74 1626.57 15838.30 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5974756 7395440 2192664 26.85 37040 1563472 720432 7.82 605012 1423760 83492 12:49:01 5606184 7317208 2561236 31.36 56768 1818232 836828 9.08 702144 1662240 119232 12:50:01 5511356 7452144 2656064 32.52 64348 2033152 652908 7.08 684016 1761752 106440 12:51:01 5440320 7392768 2727100 33.39 67364 2042004 688456 7.47 752368 1764016 8908 Average: 5633154 7389390 2534266 31.03 56380 1864215 724656 7.86 685885 1652942 79518 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 426.41 253.79 1436.64 68.29 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 68.84 54.09 460.53 14.54 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 347.25 388.37 1581.71 70.72 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 56.67 68.01 28.30 610.00 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 225.45 191.65 878.56 191.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7764) 02/28/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.90 0.00 2.75 4.52 1.35 69.48 12:48:02 0 26.74 0.00 4.85 4.30 1.28 62.83 12:48:02 1 15.85 0.00 2.08 5.91 1.40 74.77 12:48:02 2 10.42 0.00 1.64 4.99 1.16 81.79 12:48:02 3 34.67 0.00 2.45 2.85 1.55 58.47 12:49:01 all 23.39 0.00 1.57 1.99 1.43 71.61 12:49:01 0 20.94 0.00 1.37 4.71 1.05 71.92 12:49:01 1 24.55 0.00 2.02 0.72 1.97 70.74 12:49:01 2 8.38 0.00 0.58 0.61 0.90 89.54 12:49:01 3 39.74 0.00 2.30 1.91 1.78 54.26 12:50:01 all 45.58 0.00 2.60 0.92 3.34 47.55 12:50:01 0 51.91 0.00 2.35 0.57 3.03 42.14 12:50:01 1 40.45 0.00 2.05 1.52 3.35 52.63 12:50:01 2 42.02 0.00 2.94 1.46 3.44 50.14 12:50:01 3 47.96 0.00 3.06 0.13 3.57 45.27 12:51:01 all 20.45 0.00 0.87 0.81 0.87 77.00 12:51:01 0 5.03 0.00 0.63 1.05 0.22 93.07 12:51:01 1 62.41 0.00 1.55 0.33 1.97 33.74 12:51:01 2 1.93 0.00 0.48 1.63 0.60 95.36 12:51:01 3 12.47 0.00 0.85 0.23 0.68 85.76 Average: all 27.86 0.00 1.95 2.06 1.75 66.38 Average: 0 26.19 0.00 2.30 2.65 1.40 67.46 Average: 1 35.84 0.00 1.92 2.13 2.17 57.94 Average: 2 15.72 0.00 1.41 2.18 1.53 79.16 Average: 3 33.69 0.00 2.17 1.28 1.90 60.96