---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9025 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 471 5190 0 2314 7221 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:7a:9e:4f brd ff:ff:ff:ff:ff:ff inet 10.32.6.150/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe7a:9e4f/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-9025) 08/23/26 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 115.36 53.99 61.37 3547.41 5476.69 14:57:01 67.48 15.36 52.12 954.19 9962.35 14:58:01 94.77 23.58 71.19 1276.85 10604.10 14:59:01 27.27 1.98 25.29 112.76 5521.09 Average: 76.22 23.73 52.49 1472.70 7891.13 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5957712 7400660 2209708 27.06 38476 1583964 715952 7.77 604204 1440960 101988 14:57:01 5664420 7473984 2503000 30.65 58252 1912012 812672 8.82 533952 1766060 212980 14:58:01 5211208 7163660 2956212 36.20 65960 2041420 900212 9.77 912828 1825452 9908 14:59:01 5338920 7418476 2828500 34.63 68656 2163948 664236 7.21 723832 1885904 9596 Average: 5543065 7364195 2624355 32.13 57836 1925336 773268 8.39 693704 1729594 83618 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:01 ens3 457.71 249.58 1501.52 67.62 0.00 0.00 0.00 0.00 14:57:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 14:57:01 ens3 81.89 72.25 892.82 14.68 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 14:58:01 ens3 253.66 292.25 1375.67 63.23 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 85.47 79.87 188.65 602.19 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 Average: ens3 219.67 173.47 989.62 186.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9025) 08/23/26 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.15 0.00 1.85 3.43 1.15 70.43 14:56:01 0 32.28 0.00 1.87 3.12 1.15 61.59 14:56:01 1 35.23 0.00 1.88 1.97 1.33 59.59 14:56:01 2 14.44 0.00 2.00 6.24 1.02 76.29 14:56:01 3 10.67 0.00 1.60 2.36 1.08 84.29 14:57:01 all 21.48 0.00 1.44 1.71 0.80 74.57 14:57:01 0 12.19 0.00 0.88 4.05 0.42 82.46 14:57:01 1 27.16 0.00 1.75 0.07 0.77 70.26 14:57:01 2 7.48 0.00 0.90 1.88 0.60 89.15 14:57:01 3 39.12 0.00 2.21 0.85 1.45 56.37 14:58:01 all 45.00 0.00 2.35 1.84 3.18 47.63 14:58:01 0 41.90 0.00 2.15 1.05 3.06 51.84 14:58:01 1 48.39 0.00 1.84 0.42 2.74 46.62 14:58:01 2 46.01 0.00 2.49 1.80 3.32 46.37 14:58:01 3 43.72 0.00 2.94 4.09 3.56 45.68 14:59:01 all 21.30 0.00 1.31 0.64 0.80 75.95 14:59:01 0 26.59 0.00 1.08 0.07 0.97 71.30 14:59:01 1 21.98 0.00 1.62 1.73 0.72 73.94 14:59:01 2 25.72 0.00 1.48 0.62 0.93 71.26 14:59:01 3 10.90 0.00 1.10 0.17 0.57 87.27 Average: all 27.73 0.00 1.74 1.90 1.48 67.15 Average: 0 28.24 0.00 1.49 2.07 1.40 66.79 Average: 1 33.18 0.00 1.77 1.05 1.39 62.61 Average: 2 23.39 0.00 1.72 2.63 1.47 70.79 Average: 3 26.10 0.00 1.96 1.87 1.66 68.40