---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1524 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 7.7G 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 581 1081 0 2281 3095 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:2c:c7:cc brd ff:ff:ff:ff:ff:ff inet 10.32.7.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86029sec preferred_lft 86029sec inet6 fe80::f816:3eff:fe2c:c7cc/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-1524) 05/24/25 _x86_64_ (4 CPU) 05:14:51 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 135.08 53.97 81.10 3559.14 7620.33 05:17:01 84.36 30.23 54.13 1657.21 10451.25 05:18:01 10.26 0.97 9.30 20.66 397.27 05:19:01 35.24 10.43 24.81 719.61 3028.16 05:20:01 39.69 6.42 33.28 179.04 5159.01 Average: 60.85 20.37 40.48 1225.69 5314.08 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 1803404 3374208 2235240 55.35 50392 1675576 587768 11.55 524520 1535420 169280 05:17:01 1492396 3228052 2546248 63.05 57556 1825800 733736 14.42 684840 1670800 5076 05:18:01 1474920 3217156 2563724 63.48 59048 1830032 747728 14.70 697316 1674284 1908 05:19:01 512448 2365256 3526196 87.31 61828 1934236 1499040 29.47 1582268 1739728 6328 05:20:01 1183648 3239140 2854996 70.69 65600 2127504 652024 12.82 835504 1807560 102072 Average: 1293363 3084762 2745281 67.98 58885 1878630 844059 16.59 864890 1685558 56933 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 357.91 250.17 1625.49 69.40 0.00 0.00 0.00 0.00 05:16:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:17:01 ens3 120.84 115.49 773.85 22.70 0.00 0.00 0.00 0.00 05:17:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 47.08 67.92 53.52 10.83 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:19:01 ens3 239.64 278.50 1345.75 42.03 0.00 0.00 0.00 0.00 05:19:01 lo 20.38 20.38 7.39 7.39 0.00 0.00 0.00 0.00 05:20:01 ens3 564.81 472.69 1468.95 180.62 0.00 0.00 0.00 0.00 05:20:01 lo 100.93 100.93 29.10 29.10 0.00 0.00 0.00 0.00 Average: ens3 266.54 237.36 1054.44 65.26 0.00 0.00 0.00 0.00 Average: lo 24.88 24.88 7.37 7.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1524) 05/24/25 _x86_64_ (4 CPU) 05:14:51 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.13 0.00 1.81 3.78 0.06 73.23 05:16:02 0 34.84 0.00 2.59 1.96 0.07 60.54 05:16:02 1 12.63 0.00 1.24 6.92 0.05 79.17 05:16:02 2 12.83 0.00 1.62 4.67 0.07 80.81 05:16:02 3 24.22 0.00 1.75 1.59 0.05 72.39 05:17:01 all 13.03 0.00 0.67 1.58 0.05 84.68 05:17:01 0 9.10 0.00 0.73 2.46 0.05 87.66 05:17:01 1 11.29 0.00 0.36 1.98 0.05 86.32 05:17:01 2 8.26 0.00 0.31 1.27 0.03 90.13 05:17:01 3 23.47 0.00 1.28 0.60 0.07 74.59 05:18:01 all 3.71 0.00 0.19 0.08 0.03 95.99 05:18:01 0 1.13 0.00 0.07 0.00 0.02 98.78 05:18:01 1 0.25 0.00 0.08 0.07 0.02 99.58 05:18:01 2 6.69 0.00 0.10 0.23 0.02 92.96 05:18:01 3 6.76 0.00 0.48 0.02 0.05 92.69 05:19:01 all 27.03 0.00 0.90 0.31 0.06 71.70 05:19:01 0 26.41 0.00 0.95 0.62 0.07 71.95 05:19:01 1 25.33 0.00 1.04 0.10 0.08 73.45 05:19:01 2 28.29 0.00 0.69 0.22 0.05 70.76 05:19:01 3 28.07 0.00 0.95 0.30 0.07 70.60 05:20:01 all 32.36 0.00 1.37 0.29 0.08 65.91 05:20:01 0 29.82 0.00 1.15 0.53 0.07 68.43 05:20:01 1 33.57 0.00 0.97 0.02 0.07 65.38 05:20:01 2 32.67 0.00 1.95 0.57 0.07 64.75 05:20:01 3 33.39 0.00 1.42 0.03 0.08 65.07 Average: all 19.47 0.00 0.99 1.20 0.06 78.28 Average: 0 20.29 0.00 1.10 1.11 0.05 77.45 Average: 1 16.64 0.00 0.74 1.81 0.05 80.76 Average: 2 17.78 0.00 0.93 1.39 0.05 79.85 Average: 3 23.18 0.00 1.18 0.51 0.06 75.08