---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7598 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 490 5297 0 2187 7205 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:35:75:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe35:75d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7598) 02/26/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 152.57 67.24 85.34 4342.61 40781.75 12:49:01 85.30 30.08 55.22 1702.78 9291.92 12:50:01 64.14 8.77 55.37 508.18 7309.85 12:51:01 27.75 1.75 26.00 81.45 5517.75 12:52:01 18.40 0.08 18.31 2.80 769.87 Average: 69.63 21.58 48.05 1327.57 12734.23 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5974524 7398072 2192888 26.85 37068 1566704 720960 7.82 602956 1426576 85388 12:49:01 5636084 7348492 2531328 30.99 57248 1819340 777772 8.44 672536 1662936 118892 12:50:01 5349044 7171436 2818368 34.51 63560 1917960 884188 9.59 908908 1701576 4980 12:51:01 5464916 7415984 2702496 33.09 66596 2041784 662700 7.19 728604 1763964 9448 12:52:01 5381532 7335228 2785880 34.11 68312 2042084 753068 8.17 811840 1762936 9560 Average: 5561220 7333842 2606192 31.91 58557 1877574 759738 8.24 744969 1663598 45654 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:48:01 ens3 461.67 267.34 1532.22 67.73 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 68.24 62.14 437.76 16.62 0.00 0.00 0.00 0.00 12:50:01 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 282.65 313.21 1312.85 51.60 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 113.80 119.55 278.13 619.54 0.00 0.00 0.00 0.00 12:52:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 12:52:01 ens3 8.43 9.92 6.29 6.63 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 186.96 154.43 713.45 152.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7598) 02/26/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.43 0.00 2.78 5.01 0.91 69.87 12:48:01 0 13.96 0.00 2.20 5.83 0.72 77.29 12:48:01 1 13.69 0.00 2.70 5.51 0.70 77.40 12:48:01 2 16.66 0.00 1.69 4.89 0.85 75.90 12:48:01 3 41.42 0.00 4.52 3.77 1.37 48.91 12:49:01 all 24.82 0.00 1.83 2.08 1.07 70.21 12:49:01 0 10.87 0.00 0.57 0.35 0.57 87.65 12:49:01 1 29.64 0.00 1.78 0.27 1.17 67.15 12:49:01 2 37.86 0.00 3.31 3.23 1.47 54.14 12:49:01 3 20.93 0.00 1.64 4.47 1.10 71.86 12:50:01 all 41.79 0.00 2.24 0.94 2.68 52.35 12:50:01 0 39.40 0.00 2.32 0.62 2.60 55.07 12:50:01 1 42.31 0.00 2.01 1.07 2.46 52.15 12:50:01 2 44.09 0.00 2.60 1.65 3.11 48.55 12:50:01 3 41.35 0.00 2.07 0.42 2.54 53.63 12:51:01 all 21.67 0.00 1.36 0.69 0.84 75.44 12:51:01 0 34.06 0.00 1.67 0.08 0.97 63.22 12:51:01 1 18.24 0.00 1.36 0.10 0.65 79.65 12:51:01 2 14.72 0.00 1.20 0.85 1.07 82.17 12:51:01 3 19.69 0.00 1.17 1.74 0.65 76.76 12:52:01 all 16.86 0.00 0.80 0.52 0.58 81.24 12:52:01 0 56.95 0.00 1.47 0.18 1.42 39.98 12:52:01 1 9.04 0.00 0.97 1.05 0.57 88.38 12:52:01 2 0.58 0.00 0.40 0.57 0.22 98.23 12:52:01 3 0.93 0.00 0.37 0.28 0.13 98.28 Average: all 25.32 0.00 1.80 1.84 1.22 69.82 Average: 0 31.05 0.00 1.64 1.41 1.25 64.64 Average: 1 22.59 0.00 1.77 1.60 1.11 72.94 Average: 2 22.78 0.00 1.84 2.23 1.34 71.81 Average: 3 24.85 0.00 1.95 2.14 1.16 69.90