---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1158 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 476 5409 0 2089 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:ad:f5:c7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fead:f5c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1158) 04/22/26 _x86_64_ (4 CPU) 19:13:02 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 66.29 12.21 54.07 292.22 8880.65 19:16:01 66.74 6.38 60.36 397.47 7761.28 19:17:01 22.88 3.03 19.85 123.31 4334.74 Average: 51.97 7.21 44.76 271.01 6992.27 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5759324 7414376 2408096 29.48 56812 1762820 821068 8.91 603796 1609632 127692 19:16:01 5492868 7340036 2674552 32.75 62580 1944384 756112 8.20 757160 1712280 112260 19:17:01 5525416 7380496 2642004 32.35 64752 1949356 709132 7.69 725564 1710076 11156 Average: 5592536 7378303 2574884 31.53 61381 1885520 762104 8.27 695507 1677329 83703 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 101.28 72.30 816.29 18.34 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 19:16:01 ens3 229.64 253.57 1231.31 41.34 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 19:17:01 ens3 56.12 56.69 32.02 527.96 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 Average: ens3 129.02 127.53 693.24 195.87 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 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-1158) 04/22/26 _x86_64_ (4 CPU) 19:13:02 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 23.35 0.00 1.43 1.63 0.89 72.70 19:15:01 0 29.57 0.00 2.02 5.52 0.93 61.95 19:15:01 1 5.98 0.00 0.48 0.03 0.70 92.80 19:15:01 2 50.58 0.00 2.65 0.67 1.48 44.62 19:15:01 3 7.19 0.00 0.55 0.32 0.43 91.51 19:16:01 all 37.91 0.00 1.63 1.13 1.94 57.39 19:16:01 0 27.15 0.00 1.68 3.16 1.75 66.26 19:16:01 1 31.88 0.00 1.63 0.77 1.82 63.90 19:16:01 2 37.36 0.00 1.08 0.10 1.85 59.61 19:16:01 3 55.21 0.00 2.16 0.52 2.35 39.76 19:17:01 all 21.21 0.00 1.03 0.69 0.63 76.44 19:17:01 0 5.53 0.00 0.55 0.85 0.38 92.69 19:17:01 1 60.72 0.00 2.08 1.86 1.42 33.92 19:17:01 2 14.19 0.00 0.85 0.05 0.48 84.42 19:17:01 3 4.30 0.00 0.64 0.00 0.23 94.83 Average: all 27.50 0.00 1.36 1.15 1.15 68.84 Average: 0 20.75 0.00 1.42 3.18 1.02 73.64 Average: 1 32.90 0.00 1.40 0.89 1.31 63.50 Average: 2 34.05 0.00 1.53 0.27 1.27 62.88 Average: 3 22.28 0.00 1.12 0.28 1.01 75.32