---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1428 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 7.9G 12G 42% / 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 473 4930 0 2572 7216 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:ce:8d:c5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fece:8dc5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1428) 04/25/26 _x86_64_ (4 CPU) 20:23:03 LINUX RESTART (4 CPU) 20:24:01 tps rtps wtps bread/s bwrtn/s 20:25:01 75.10 18.93 56.17 1314.45 9087.55 20:26:01 48.88 10.98 37.90 345.22 13894.44 20:27:01 8.67 0.02 8.65 0.13 303.55 20:28:01 39.44 10.40 29.04 728.56 3690.10 20:29:01 2.13 0.08 2.05 2.93 131.42 20:30:01 21.43 3.18 18.24 89.97 1944.55 20:31:01 30.37 1.27 29.11 98.50 6061.71 Average: 32.29 6.41 25.88 368.52 5016.20 20:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:25:01 5767720 7452544 2399700 29.38 56632 1792980 816360 8.86 580620 1625188 129068 20:26:01 5253372 7233428 2914048 35.68 58608 2081348 839504 9.11 804836 1905628 1068 20:27:01 5233396 7220524 2934024 35.92 60504 2085640 839504 9.11 819352 1909172 2396 20:28:01 4364840 6478036 3802580 46.56 62976 2205372 1541672 16.73 1594984 1989684 2712 20:29:01 4025560 6138916 4141860 50.71 63052 2205468 1893248 20.54 1936224 1986716 84 20:30:01 4504808 6815264 3662612 44.84 65808 2395532 1186788 12.88 1314712 2123028 137664 20:31:01 5071028 7408700 3096392 37.91 68824 2419108 666824 7.24 746228 2126588 24956 Average: 4888675 6963916 3278745 40.14 62343 2169350 1111986 12.07 1113851 1952286 42564 20:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:25:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 20:25:01 ens3 79.95 65.16 816.58 13.97 0.00 0.00 0.00 0.00 20:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:26:01 ens3 231.89 186.32 4643.24 21.07 0.00 0.00 0.00 0.00 20:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 58.51 84.10 62.38 13.55 0.00 0.00 0.00 0.00 20:28:01 lo 1.58 1.58 0.52 0.52 0.00 0.00 0.00 0.00 20:28:01 ens3 216.54 251.57 1585.64 36.37 0.00 0.00 0.00 0.00 20:29:01 lo 12.13 12.13 4.06 4.06 0.00 0.00 0.00 0.00 20:29:01 ens3 2.00 1.70 0.54 0.54 0.00 0.00 0.00 0.00 20:30:01 lo 16.58 16.58 3.46 3.46 0.00 0.00 0.00 0.00 20:30:01 ens3 162.00 183.31 889.42 30.49 0.00 0.00 0.00 0.00 20:31:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 20:31:01 ens3 59.48 61.73 228.48 16.63 0.00 0.00 0.00 0.00 Average: lo 4.69 4.69 1.18 1.18 0.00 0.00 0.00 0.00 Average: ens3 115.77 119.13 1175.22 18.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1428) 04/25/26 _x86_64_ (4 CPU) 20:23:03 LINUX RESTART (4 CPU) 20:24:01 CPU %user %nice %system %iowait %steal %idle 20:25:01 all 20.72 0.00 1.30 2.44 0.86 74.68 20:25:01 0 2.09 0.00 0.25 1.76 0.68 95.22 20:25:01 1 26.09 0.00 1.32 0.43 0.87 71.30 20:25:01 2 7.70 0.00 1.03 6.99 0.58 83.70 20:25:01 3 47.09 0.00 2.63 0.55 1.33 48.39 20:26:01 all 14.38 0.00 0.95 0.96 1.09 82.62 20:26:01 0 15.75 0.00 1.53 1.08 0.88 80.75 20:26:01 1 13.98 0.00 0.65 1.08 1.17 83.12 20:26:01 2 14.89 0.00 0.87 1.56 1.54 81.14 20:26:01 3 12.92 0.00 0.73 0.10 0.78 85.46 20:27:01 all 4.42 0.00 0.35 0.03 0.18 95.03 20:27:01 0 6.48 0.00 0.22 0.02 0.30 92.98 20:27:01 1 3.17 0.00 0.32 0.05 0.13 96.33 20:27:01 2 7.23 0.00 0.85 0.05 0.27 91.60 20:27:01 3 0.78 0.00 0.02 0.00 0.02 99.18 20:28:01 all 43.15 0.00 1.49 0.63 2.87 51.87 20:28:01 0 45.49 0.00 1.31 0.90 3.09 49.21 20:28:01 1 44.74 0.00 2.13 0.37 2.71 50.06 20:28:01 2 37.44 0.00 1.52 0.91 3.08 57.04 20:28:01 3 44.95 0.00 0.98 0.35 2.60 51.12 20:29:01 all 6.01 0.00 0.48 0.04 0.60 92.87 20:29:01 0 5.90 0.00 0.33 0.00 0.43 93.33 20:29:01 1 5.80 0.00 0.47 0.00 0.65 93.08 20:29:01 2 5.78 0.00 0.57 0.13 0.62 92.90 20:29:01 3 6.54 0.00 0.55 0.02 0.72 92.18 20:30:01 all 14.76 0.00 1.13 0.11 1.04 82.96 20:30:01 0 18.41 0.00 1.10 0.03 1.11 79.34 20:30:01 1 15.60 0.00 1.10 0.30 0.98 82.01 20:30:01 2 9.72 0.00 1.20 0.08 0.98 88.01 20:30:01 3 15.26 0.00 1.10 0.02 1.10 82.52 20:31:01 all 21.69 0.00 1.26 0.91 0.92 75.23 20:31:01 0 6.65 0.00 0.87 0.02 0.52 91.95 20:31:01 1 57.70 0.00 2.27 0.30 1.57 38.16 20:31:01 2 14.26 0.00 0.90 0.93 0.98 82.94 20:31:01 3 8.31 0.00 1.03 2.38 0.60 87.68 Average: all 17.89 0.00 0.99 0.73 1.08 79.30 Average: 0 14.40 0.00 0.80 0.54 1.00 83.25 Average: 1 23.87 0.00 1.18 0.36 1.15 73.43 Average: 2 13.88 0.00 0.99 1.52 1.15 82.45 Average: 3 19.41 0.00 1.01 0.49 1.02 78.08