---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1239 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 408 1390 0 2145 3273 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:37:2d:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fe37:2dd5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1239) 07/25/25 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 156.38 75.89 80.49 4432.26 40049.47 07:07:01 55.63 0.22 55.41 27.11 9199.25 07:08:01 91.40 37.69 53.71 2138.31 8134.24 07:09:01 25.19 1.25 23.94 63.85 4858.51 07:10:01 20.84 0.08 20.76 2.80 1296.37 Average: 69.94 23.10 46.83 1337.25 12719.57 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1964884 3372036 2073760 51.35 36284 1534888 610368 12.00 521580 1394824 72896 07:07:01 1720036 3355480 2318608 57.41 53972 1732100 614372 12.08 550416 1584344 111036 07:08:01 1482560 3395896 2556084 63.29 62144 1994304 553996 10.89 627728 1729272 113432 07:09:01 1443472 3367468 2595172 64.26 64204 2002312 578424 11.37 663540 1731396 8500 07:10:01 1382340 3309564 2656304 65.77 65780 2003864 644096 12.66 724628 1731440 2296 Average: 1598658 3360089 2439986 60.42 56477 1853494 600251 11.80 617578 1634255 61632 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 284.11 176.37 1236.90 61.66 0.00 0.00 0.00 0.00 07:06:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 37.18 29.79 538.22 4.11 0.00 0.00 0.00 0.00 07:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 254.49 257.41 1409.55 54.31 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 54.23 62.88 26.88 607.69 0.00 0.00 0.00 0.00 07:09:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 07:10:01 ens3 7.91 9.36 5.98 4.32 0.00 0.00 0.00 0.00 07:10:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 127.89 107.42 643.84 146.90 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1239) 07/25/25 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 20.54 0.00 2.69 5.70 2.90 68.17 07:06:02 0 9.32 0.00 4.07 3.54 1.93 81.14 07:06:02 1 39.05 0.00 3.17 5.10 3.30 49.38 07:06:02 2 17.04 0.00 1.92 9.57 3.80 67.67 07:06:02 3 16.75 0.00 1.55 4.54 2.53 74.62 07:07:01 all 19.89 0.00 1.36 2.01 1.95 74.79 07:07:01 0 0.25 0.00 0.10 0.00 2.63 97.02 07:07:01 1 68.83 0.00 4.08 1.07 2.74 23.28 07:07:01 2 6.17 0.00 1.02 6.94 2.04 83.83 07:07:01 3 4.92 0.00 0.27 0.02 0.39 94.40 07:08:01 all 40.88 0.00 2.51 1.73 4.25 50.64 07:08:01 0 37.09 0.00 2.20 0.35 4.35 56.01 07:08:01 1 47.20 0.00 2.18 1.27 3.44 45.90 07:08:01 2 37.92 0.00 3.02 3.40 4.77 50.88 07:08:01 3 41.37 0.00 2.65 1.86 4.38 49.73 07:09:01 all 20.64 0.00 0.86 0.99 1.50 76.01 07:09:01 0 15.36 0.00 1.09 0.23 1.13 82.18 07:09:01 1 16.35 0.00 0.60 0.17 1.37 81.52 07:09:01 2 37.23 0.00 1.16 3.52 1.91 56.17 07:09:01 3 13.72 0.00 0.58 0.08 1.60 84.02 07:10:01 all 18.29 0.00 0.76 0.91 1.44 78.60 07:10:01 0 6.41 0.00 0.66 1.19 1.24 90.51 07:10:01 1 14.87 0.00 0.86 0.07 0.96 83.25 07:10:01 2 8.57 0.00 0.56 2.03 1.19 87.65 07:10:01 3 43.34 0.00 0.93 0.36 2.35 53.02 Average: all 24.07 0.00 1.64 2.27 2.41 69.61 Average: 0 13.71 0.00 1.63 1.06 2.26 81.34 Average: 1 37.11 0.00 2.17 1.54 2.36 56.82 Average: 2 21.42 0.00 1.54 5.10 2.75 69.18 Average: 3 24.11 0.00 1.20 1.38 2.26 71.05