---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6681 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 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 463 5422 0 2089 7234 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:e3:aa:d2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.166/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fee3:aad2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6681) 02/14/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 140.90 65.51 75.39 4270.18 40658.73 19:15:01 69.53 13.05 56.48 314.66 9089.44 19:16:01 61.14 6.80 54.34 417.93 6854.32 19:17:01 25.61 0.37 25.24 33.86 4432.92 Average: 74.32 21.47 52.85 1263.18 15285.27 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5988372 7407744 2179048 26.68 36976 1562748 714760 7.76 594192 1423852 85184 19:15:01 5600044 7259892 2567376 31.43 57612 1766484 870872 9.45 765180 1607352 101276 19:16:01 5586948 7439224 2580472 31.59 62824 1948784 656144 7.12 663980 1712080 114708 19:17:01 5569860 7424152 2597560 31.80 65112 1948512 666908 7.24 684512 1708648 9624 Average: 5686306 7382753 2481114 30.38 55631 1806632 727171 7.89 676966 1612983 77698 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 432.24 241.02 1439.58 66.08 0.00 0.00 0.00 0.00 19:14:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 73.99 64.48 485.70 18.13 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 285.29 292.12 1231.60 563.52 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 12.66 13.53 9.74 6.44 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 201.58 153.15 792.93 164.14 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6681) 02/14/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.41 0.00 2.55 4.27 1.12 70.65 19:14:02 0 35.92 0.00 2.22 2.30 1.35 58.21 19:14:02 1 11.76 0.00 4.56 5.15 0.89 77.64 19:14:02 2 17.52 0.00 1.84 8.02 1.10 71.52 19:14:02 3 20.42 0.00 1.59 1.59 1.14 75.27 19:15:01 all 26.67 0.00 1.53 1.40 1.23 69.17 19:15:01 0 21.06 0.00 1.29 0.14 1.02 76.49 19:15:01 1 39.40 0.00 1.64 0.56 1.59 56.80 19:15:01 2 8.76 0.00 0.83 4.37 0.92 85.12 19:15:01 3 37.38 0.00 2.34 0.54 1.39 58.34 19:16:01 all 36.83 0.00 2.04 0.91 2.13 58.09 19:16:01 0 59.32 0.00 2.84 1.04 2.59 34.20 19:16:01 1 34.72 0.00 1.60 0.40 2.12 61.16 19:16:01 2 24.58 0.00 1.79 1.92 2.01 69.70 19:16:01 3 28.86 0.00 1.90 0.27 1.84 67.14 19:17:01 all 21.00 0.00 0.92 0.77 0.65 76.64 19:17:01 0 41.09 0.00 1.43 0.47 1.22 55.80 19:17:01 1 30.82 0.00 1.25 0.13 0.91 66.88 19:17:01 2 5.33 0.00 0.57 2.47 0.25 91.39 19:17:01 3 6.70 0.00 0.47 0.03 0.22 92.58 Average: all 26.48 0.00 1.76 1.84 1.29 68.64 Average: 0 39.42 0.00 1.95 0.99 1.55 56.10 Average: 1 29.14 0.00 2.26 1.56 1.38 65.65 Average: 2 14.09 0.00 1.26 4.19 1.07 79.39 Average: 3 23.28 0.00 1.57 0.61 1.14 73.40