---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-634 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 5346 0 2148 7216 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:43:bf:a4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe43:bfa4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-634) 08/10/25 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 187.57 106.93 80.64 5385.77 40393.55 07:07:01 56.60 4.07 52.53 128.22 8647.12 07:08:01 90.60 33.87 56.73 2036.92 8261.25 07:09:01 21.85 1.32 20.53 65.72 4794.40 Average: 89.15 36.55 52.61 1904.09 15523.49 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6017520 7411972 2149900 26.32 36428 1538144 693772 7.53 586920 1398640 71100 07:07:01 5830160 7472648 2337260 28.62 56128 1750600 597316 6.48 532532 1609884 123060 07:08:01 5445320 7352264 2722100 33.33 62888 2003304 720704 7.82 778804 1737560 115008 07:09:01 5503464 7415384 2663956 32.62 64840 2005836 657044 7.13 722796 1734368 9348 Average: 5699116 7413067 2468304 30.22 55071 1824471 667209 7.24 655263 1620113 79629 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 348.69 208.05 1241.69 65.18 0.00 0.00 0.00 0.00 07:06:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 07:07:01 ens3 40.60 33.41 530.74 5.21 0.00 0.00 0.00 0.00 07:07:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 253.85 269.41 1410.59 54.56 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 52.61 63.27 28.21 600.11 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 173.94 143.53 802.82 181.25 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-634) 08/10/25 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.16 0.00 3.04 6.66 2.07 65.08 07:06:01 0 27.14 0.00 2.29 11.51 2.65 56.41 07:06:01 1 20.91 0.00 2.22 7.47 1.87 67.53 07:06:01 2 18.44 0.00 4.86 4.20 1.98 70.51 07:06:01 3 26.14 0.00 2.76 3.41 1.79 65.90 07:07:01 all 20.66 0.00 1.23 2.02 1.55 74.53 07:07:01 0 47.39 0.00 2.95 1.23 1.73 46.69 07:07:01 1 0.26 0.00 0.24 4.18 2.46 92.85 07:07:01 2 15.38 0.00 0.60 2.51 1.25 80.26 07:07:01 3 20.06 0.00 1.15 0.12 0.75 77.92 07:08:01 all 36.46 0.00 1.84 1.97 3.20 56.54 07:08:01 0 32.41 0.00 1.95 1.59 2.69 61.36 07:08:01 1 53.74 0.00 1.51 3.35 3.35 38.04 07:08:01 2 25.86 0.00 1.81 0.90 3.68 67.74 07:08:01 3 33.91 0.00 2.10 2.09 3.06 58.84 07:09:01 all 20.94 0.00 1.05 0.73 1.18 76.10 07:09:01 0 5.76 0.00 0.81 0.76 1.08 91.59 07:09:01 1 12.49 0.00 1.01 1.85 0.75 83.90 07:09:01 2 35.66 0.00 1.39 0.17 1.86 60.93 07:09:01 3 29.91 0.00 0.98 0.13 1.02 67.96 Average: all 25.32 0.00 1.79 2.85 2.00 68.05 Average: 0 28.15 0.00 2.00 3.79 2.04 64.03 Average: 1 21.76 0.00 1.24 4.21 2.11 70.67 Average: 2 23.84 0.00 2.17 1.94 2.20 69.85 Average: 3 27.52 0.00 1.75 1.44 1.66 67.63