---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5845 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 7.7G 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 455 5266 0 2254 7238 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:1a:c1:80 brd ff:ff:ff:ff:ff:ff inet 10.32.7.208/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe1a:c180/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5845) 07/15/26 _x86_64_ (4 CPU) 14:54:46 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 97.97 28.91 69.06 955.41 5570.94 14:57:01 76.57 29.86 46.71 1679.32 9036.23 14:58:01 81.39 8.86 72.53 511.03 9184.14 14:59:01 26.13 1.93 24.20 113.31 4962.77 Average: 70.52 17.39 53.12 814.76 7188.54 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5845724 7407652 2321696 28.43 47284 1686700 712952 7.74 635236 1508920 188052 14:57:01 5537628 7312068 2629792 32.20 58708 1877116 848616 9.21 708768 1721888 152520 14:58:01 5431228 7434924 2736192 33.50 66728 2091816 667512 7.24 703188 1820900 115008 14:59:01 5384028 7401628 2783392 34.08 69024 2102948 682052 7.40 745536 1824616 7884 Average: 5549652 7389068 2617768 32.05 60436 1939645 727783 7.90 698182 1719081 115866 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 378.47 223.64 1278.42 57.96 0.00 0.00 0.00 0.00 14:56:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 14:57:01 ens3 79.62 66.87 538.36 15.96 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 320.33 367.63 1598.54 62.04 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 53.19 67.29 28.96 605.83 0.00 0.00 0.00 0.00 14:59:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 207.91 181.37 861.12 185.44 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5845) 07/15/26 _x86_64_ (4 CPU) 14:54:46 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.49 0.00 1.68 2.84 1.07 70.93 14:56:01 0 13.29 0.00 0.76 1.43 0.63 83.89 14:56:01 1 26.32 0.00 1.93 4.80 1.03 65.92 14:56:01 2 42.09 0.00 2.95 1.32 1.48 52.15 14:56:01 3 12.36 0.00 1.08 3.79 1.11 81.66 14:57:01 all 24.47 0.00 1.36 1.71 1.21 71.25 14:57:01 0 7.36 0.00 0.58 1.76 0.83 89.47 14:57:01 1 35.31 0.00 2.21 2.59 1.30 58.58 14:57:01 2 20.83 0.00 1.07 0.33 1.27 76.51 14:57:01 3 34.42 0.00 1.58 2.17 1.45 60.39 14:58:01 all 43.28 0.00 2.44 1.42 3.01 49.84 14:58:01 0 46.05 0.00 2.68 0.27 3.04 47.96 14:58:01 1 46.34 0.00 2.43 1.35 3.02 46.86 14:58:01 2 45.94 0.00 1.98 3.59 3.05 45.44 14:58:01 3 34.80 0.00 2.69 0.50 2.91 59.10 14:59:01 all 18.58 0.00 0.78 0.72 0.74 79.18 14:59:01 0 7.71 0.00 0.67 0.02 0.70 90.91 14:59:01 1 39.05 0.00 1.07 0.15 1.18 58.55 14:59:01 2 14.20 0.00 0.60 0.75 0.48 83.97 14:59:01 3 13.33 0.00 0.82 1.95 0.62 83.29 Average: all 27.46 0.00 1.57 1.67 1.51 67.79 Average: 0 18.60 0.00 1.17 0.87 1.30 78.05 Average: 1 36.76 0.00 1.91 2.22 1.63 57.47 Average: 2 30.78 0.00 1.65 1.50 1.57 64.50 Average: 3 23.73 0.00 1.54 2.10 1.52 71.11