---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8644 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 447 5431 0 2096 7249 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:81:70:04 brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe81:7004/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8644) 11/09/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 187.20 106.08 81.12 5380.17 40421.41 19:15:01 63.87 12.21 51.66 294.22 9026.50 19:16:01 65.42 6.42 59.00 400.13 8015.33 19:17:01 22.39 0.90 21.49 57.18 4305.10 Average: 84.72 31.40 53.32 1532.91 15441.93 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6034496 7429568 2132924 26.12 36536 1538600 704968 7.65 569704 1398784 71164 19:15:01 5837484 7500608 2329936 28.53 57120 1769648 614600 6.67 511120 1620972 134740 19:16:01 5515572 7370892 2651848 32.47 62816 1951408 739384 8.02 726592 1718096 114008 19:17:01 5577768 7436204 2589652 31.71 64640 1952756 671256 7.28 668880 1713752 8988 Average: 5741330 7434318 2426090 29.70 55278 1803103 682552 7.41 619074 1612901 82225 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 19:14:01 ens3 306.57 198.90 1247.24 63.30 0.00 0.00 0.00 0.00 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 78.29 47.49 701.89 14.02 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:16:01 ens3 246.57 257.43 1237.85 46.98 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 52.73 61.26 34.63 531.95 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 171.03 141.26 805.36 164.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8644) 11/09/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.00 0.00 2.95 5.91 1.54 68.61 19:14:01 0 18.16 0.00 1.73 4.22 1.17 74.72 19:14:01 1 17.88 0.00 5.46 13.07 1.42 62.16 19:14:01 2 15.71 0.00 1.63 2.28 1.79 78.59 19:14:01 3 32.24 0.00 2.97 4.10 1.77 58.92 19:15:01 all 21.34 0.00 1.39 1.74 1.02 74.52 19:15:01 0 3.23 0.00 0.32 0.08 0.35 96.02 19:15:01 1 24.66 0.00 1.73 5.98 1.15 66.48 19:15:01 2 52.43 0.00 3.14 0.85 2.16 41.42 19:15:01 3 5.00 0.00 0.37 0.02 0.42 94.20 19:16:01 all 41.45 0.00 2.25 0.68 3.54 52.08 19:16:01 0 42.84 0.00 2.35 0.10 3.23 51.47 19:16:01 1 50.18 0.00 2.05 1.44 3.84 42.48 19:16:01 2 33.55 0.00 1.67 0.10 3.29 61.39 19:16:01 3 39.23 0.00 2.93 1.09 3.82 52.93 19:17:01 all 21.53 0.00 1.01 0.70 1.11 75.66 19:17:01 0 8.27 0.00 0.68 0.02 0.43 90.60 19:17:01 1 60.73 0.00 1.63 0.25 2.07 35.32 19:17:01 2 11.93 0.00 0.93 0.02 0.75 86.38 19:17:01 3 5.34 0.00 0.78 2.48 1.17 90.22 Average: all 26.35 0.00 1.90 2.25 1.80 67.70 Average: 0 18.16 0.00 1.27 1.10 1.30 78.17 Average: 1 38.39 0.00 2.72 5.18 2.12 51.59 Average: 2 28.41 0.00 1.84 0.81 2.00 66.94 Average: 3 20.46 0.00 1.76 1.92 1.80 74.06