---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3787 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 700 956 0 2286 2978 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:f2:9a brd ff:ff:ff:ff:ff:ff inet 10.32.7.131/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:fe21:f29a/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-3787) 03/29/25 _x86_64_ (4 CPU) 03:47:53 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 153.21 54.66 98.55 3609.00 40520.20 03:50:01 66.46 12.59 53.87 248.91 10359.87 03:51:01 10.21 0.00 10.21 0.00 442.06 03:52:01 49.81 2.83 46.98 75.59 12123.31 03:53:01 5.22 0.00 5.22 0.00 3910.15 03:54:01 14.98 0.80 14.18 86.65 631.36 Average: 49.94 11.81 38.12 671.20 11333.86 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 1819156 3382384 2219488 54.96 51172 1667556 589968 11.60 518688 1528488 167932 03:50:01 1542284 3227160 2496360 61.81 57364 1775808 745104 14.65 689708 1619628 4268 03:51:01 1519696 3211820 2518948 62.37 59324 1780216 749084 14.72 707144 1623212 2244 03:52:01 943808 3101056 3094836 76.63 63612 2231268 761576 14.97 1009960 1877320 105428 03:53:01 1048572 3121756 2990072 74.04 63672 2148100 770144 15.14 1050008 1733808 156 03:54:01 1008136 3077180 3030508 75.04 66060 2142236 814840 16.02 1102252 1722460 17676 Average: 1313609 3186893 2725035 67.47 60201 1957531 738453 14.52 846293 1684153 49617 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 392.48 249.61 1555.92 68.60 0.00 0.00 0.00 0.00 03:49:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 03:50:01 ens3 119.34 116.44 742.03 23.47 0.00 0.00 0.00 0.00 03:50:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 58.76 83.22 65.67 13.30 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 907.77 715.93 4385.69 128.19 0.00 0.00 0.00 0.00 03:52:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 ens3 66.72 36.59 15.25 233.35 0.00 0.00 0.00 0.00 03:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 ens3 21.78 17.93 18.00 7.70 0.00 0.00 0.00 0.00 03:54:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 261.54 203.53 1131.51 79.26 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3787) 03/29/25 _x86_64_ (4 CPU) 03:47:53 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 20.93 0.00 1.99 4.36 0.06 72.66 03:49:02 0 19.14 0.00 1.57 3.65 0.03 75.61 03:49:02 1 7.90 0.00 1.30 7.13 0.03 83.63 03:49:02 2 12.55 0.00 1.54 4.07 0.10 81.74 03:49:02 3 44.13 0.00 3.53 2.60 0.08 49.66 03:50:01 all 13.47 0.00 0.73 1.07 0.05 84.68 03:50:01 0 13.87 0.00 0.42 0.19 0.05 85.46 03:50:01 1 11.06 0.00 0.44 1.12 0.03 87.35 03:50:01 2 7.40 0.00 0.58 0.61 0.05 91.35 03:50:01 3 21.53 0.00 1.46 2.35 0.05 74.61 03:51:01 all 3.91 0.00 0.21 0.04 0.03 95.81 03:51:01 0 6.03 0.00 0.07 0.00 0.03 93.87 03:51:01 1 2.44 0.00 0.15 0.15 0.03 97.23 03:51:01 2 1.73 0.00 0.13 0.00 0.02 98.12 03:51:01 3 5.43 0.00 0.48 0.02 0.05 94.02 03:52:01 all 27.47 0.00 1.38 0.31 0.07 70.76 03:52:01 0 29.49 0.00 0.67 0.12 0.07 69.66 03:52:01 1 31.23 0.00 1.39 0.35 0.07 66.97 03:52:01 2 18.54 0.00 1.98 0.17 0.07 79.25 03:52:01 3 30.62 0.00 1.51 0.59 0.08 67.20 03:53:01 all 4.51 0.00 0.12 0.08 0.01 95.28 03:53:01 0 1.37 0.00 0.00 0.00 0.02 98.61 03:53:01 1 2.52 0.00 0.03 0.13 0.00 97.32 03:53:01 2 1.78 0.00 0.05 0.00 0.00 98.17 03:53:01 3 12.34 0.00 0.37 0.18 0.02 87.10 03:54:01 all 10.57 0.00 0.59 0.41 0.03 88.40 03:54:01 0 20.83 0.00 0.77 0.13 0.03 78.23 03:54:01 1 3.69 0.00 0.37 1.45 0.03 94.46 03:54:01 2 1.20 0.00 0.38 0.02 0.03 98.37 03:54:01 3 16.59 0.00 0.85 0.07 0.03 82.46 Average: all 13.47 0.00 0.84 1.05 0.04 84.61 Average: 0 15.12 0.00 0.58 0.68 0.04 83.57 Average: 1 9.80 0.00 0.61 1.72 0.03 87.83 Average: 2 7.19 0.00 0.78 0.81 0.04 91.18 Average: 3 21.76 0.00 1.37 0.96 0.05 75.86