---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8919 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 7.7G 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 473 5187 0 2314 7218 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:21:80:da brd ff:ff:ff:ff:ff:ff inet 10.32.7.11/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe21:80da/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-8919) 08/22/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 115.08 54.01 61.07 3548.74 5434.58 12:49:01 53.33 1.70 51.63 85.70 9478.31 12:50:01 109.35 36.89 72.45 2137.11 11075.09 12:51:01 28.81 1.98 26.83 112.78 5444.96 Average: 76.64 23.65 53.00 1471.03 7858.30 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5967808 7402668 2199612 26.93 38260 1576224 711712 7.72 602692 1434848 94240 12:49:01 5718436 7490752 2448984 29.98 57100 1876348 613164 6.65 511508 1738008 201808 12:50:01 5208932 7163220 2958488 36.22 65948 2042968 902632 9.79 915952 1827616 8104 12:51:01 5325532 7404852 2841888 34.80 68816 2163872 670008 7.27 739988 1886068 9608 Average: 5555177 7365373 2612243 31.98 57531 1914853 724379 7.86 692535 1721635 78440 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 387.57 222.53 1502.67 64.16 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 61.20 56.26 738.03 7.07 0.00 0.00 0.00 0.00 12:49:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 287.42 320.63 1565.43 73.82 0.00 0.00 0.00 0.00 12:50:01 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 74.65 73.52 154.31 603.83 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 202.70 168.23 990.10 187.21 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8919) 08/22/26 _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 22.00 0.00 1.83 3.98 2.08 70.11 12:48:01 0 22.09 0.00 1.71 4.62 1.61 69.98 12:48:01 1 12.55 0.00 1.63 3.13 1.86 80.83 12:48:01 2 21.12 0.00 1.77 5.84 2.06 69.21 12:48:01 3 32.26 0.00 2.24 2.34 2.77 60.40 12:49:01 all 20.33 0.00 1.47 1.38 1.01 75.80 12:49:01 0 16.24 0.00 1.43 4.34 0.78 77.20 12:49:01 1 24.48 0.00 1.49 0.10 1.26 72.67 12:49:01 2 10.07 0.00 0.93 0.85 1.05 87.11 12:49:01 3 30.57 0.00 2.00 0.25 0.97 66.21 12:50:01 all 44.44 0.00 2.31 2.32 3.25 47.68 12:50:01 0 46.39 0.00 2.28 1.07 3.40 46.86 12:50:01 1 41.01 0.00 1.88 0.66 3.22 53.23 12:50:01 2 45.47 0.00 2.44 3.69 3.07 45.34 12:50:01 3 44.89 0.00 2.64 3.89 3.30 45.29 12:51:01 all 21.08 0.00 1.18 0.78 0.84 76.11 12:51:01 0 15.44 0.00 1.01 0.17 0.77 82.62 12:51:01 1 10.10 0.00 0.88 1.07 0.48 87.46 12:51:01 2 4.61 0.00 0.85 1.55 0.53 92.46 12:51:01 3 54.21 0.00 2.00 0.35 1.60 41.84 Average: all 26.95 0.00 1.70 2.12 1.79 67.43 Average: 0 25.03 0.00 1.61 2.55 1.64 69.17 Average: 1 22.03 0.00 1.47 1.24 1.71 73.55 Average: 2 20.30 0.00 1.49 2.99 1.68 73.54 Average: 3 40.46 0.00 2.22 1.71 2.16 53.46