---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6843 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: 2800.000 BogoMIPS: 5600.00 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 7.7G 12G 41% / 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 453 5159 0 2362 7237 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:b5:9f:00 brd ff:ff:ff:ff:ff:ff inet 10.32.7.109/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85841sec preferred_lft 85841sec inet6 fe80::f816:3eff:feb5:9f00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6843) 10/18/25 _x86_64_ (4 CPU) 21:24:03 LINUX RESTART (4 CPU) 21:25:01 tps rtps wtps bread/s bwrtn/s 21:26:01 48.37 2.27 46.10 43.97 6304.33 21:27:01 82.34 29.71 52.62 1637.59 11309.98 21:28:01 8.30 0.02 8.28 0.13 314.48 21:29:01 21.62 0.08 21.54 1.07 3153.49 21:30:01 22.28 10.35 11.93 725.88 786.14 21:31:01 2.03 0.05 1.98 0.40 29.33 21:32:01 36.14 3.78 32.36 110.91 3049.09 21:33:01 24.34 0.68 23.66 77.71 5818.46 Average: 30.68 5.87 24.81 324.67 3845.83 21:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:26:01 5875624 7452192 2291788 28.06 51172 1695908 644400 6.99 555900 1555916 158824 21:27:01 5516248 7283092 2651164 32.46 58160 1871356 793816 8.61 738976 1716048 1156 21:28:01 5500152 7273548 2667260 32.66 59852 1875388 793816 8.61 749724 1719320 1836 21:29:01 5352740 7217796 2814672 34.46 62376 1961692 837148 9.08 807840 1802704 3736 21:30:01 4452404 6355368 3715008 45.49 63344 1997104 1667164 18.09 1701984 1800832 24 21:31:01 4432100 6334988 3735312 45.73 63424 1997124 1691284 18.35 1725236 1798444 52 21:32:01 5256832 7377376 2910580 35.64 67772 2206016 698144 7.58 775536 1919492 145168 21:33:01 5278304 7403820 2889108 35.37 69828 2208580 669564 7.27 755608 1917308 8540 Average: 5208050 7087272 2959362 36.23 61991 1976646 974417 10.57 976350 1778758 39917 21:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:26:01 ens3 52.85 37.67 693.76 5.14 0.00 0.00 0.00 0.00 21:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:27:01 ens3 120.33 92.08 1188.82 23.17 0.00 0.00 0.00 0.00 21:27:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:28:01 ens3 55.44 78.40 58.73 12.71 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:29:01 ens3 198.42 222.64 1425.63 31.38 0.00 0.00 0.00 0.00 21:29:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 21:30:01 ens3 49.96 59.22 188.00 9.99 0.00 0.00 0.00 0.00 21:30:01 lo 5.20 5.20 2.07 2.07 0.00 0.00 0.00 0.00 21:31:01 ens3 3.28 3.30 0.72 1.00 0.00 0.00 0.00 0.00 21:31:01 lo 14.86 14.86 3.59 3.59 0.00 0.00 0.00 0.00 21:32:01 ens3 203.20 228.63 1128.43 61.35 0.00 0.00 0.00 0.00 21:32:01 lo 9.98 9.98 2.28 2.28 0.00 0.00 0.00 0.00 21:33:01 ens3 11.26 11.73 8.90 5.71 0.00 0.00 0.00 0.00 21:33:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 86.84 91.71 586.65 18.81 0.00 0.00 0.00 0.00 Average: lo 4.18 4.18 1.03 1.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6843) 10/18/25 _x86_64_ (4 CPU) 21:24:03 LINUX RESTART (4 CPU) 21:25:01 CPU %user %nice %system %iowait %steal %idle 21:26:01 all 18.85 0.00 1.27 2.63 2.01 75.24 21:26:01 0 21.38 0.00 1.15 0.30 1.89 75.28 21:26:01 1 36.33 0.00 2.12 0.73 2.70 58.12 21:26:01 2 3.94 0.00 0.36 0.07 1.81 93.83 21:26:01 3 13.94 0.00 1.43 9.47 1.61 73.55 21:27:01 all 19.45 0.00 1.38 2.21 4.21 72.76 21:27:01 0 33.82 0.00 2.40 3.56 5.96 54.27 21:27:01 1 13.47 0.00 1.68 3.11 4.02 77.72 21:27:01 2 12.17 0.00 0.94 0.68 4.12 82.10 21:27:01 3 18.25 0.00 0.48 1.46 2.72 77.10 21:28:01 all 5.76 0.00 0.48 0.06 2.01 91.70 21:28:01 0 5.30 0.00 0.71 0.02 3.51 90.47 21:28:01 1 6.47 0.00 0.61 0.00 1.97 90.95 21:28:01 2 3.36 0.00 0.15 0.25 0.65 95.59 21:28:01 3 7.91 0.00 0.45 0.00 1.87 89.77 21:29:01 all 8.52 0.00 0.84 0.17 3.52 86.95 21:29:01 0 7.35 0.00 0.92 0.15 5.19 86.40 21:29:01 1 8.84 0.00 1.20 0.05 3.28 86.62 21:29:01 2 6.06 0.00 0.90 0.39 2.91 89.74 21:29:01 3 11.85 0.00 0.31 0.05 2.72 85.07 21:30:01 all 37.80 0.00 1.31 0.67 7.58 52.63 21:30:01 0 34.21 0.00 1.26 0.41 7.73 56.39 21:30:01 1 38.14 0.00 1.53 1.21 7.84 51.28 21:30:01 2 35.61 0.00 1.23 0.43 7.20 55.53 21:30:01 3 43.25 0.00 1.25 0.67 7.54 47.29 21:31:01 all 3.42 0.00 0.41 0.04 1.10 95.04 21:31:01 0 3.39 0.00 0.45 0.00 1.30 94.86 21:31:01 1 3.11 0.00 0.43 0.03 1.23 95.19 21:31:01 2 3.81 0.00 0.36 0.10 0.88 94.85 21:31:01 3 3.36 0.00 0.35 0.00 0.98 95.30 21:32:01 all 23.05 0.00 1.43 0.65 3.91 70.96 21:32:01 0 37.81 0.00 1.61 0.33 4.85 55.40 21:32:01 1 16.20 0.00 1.30 0.02 3.46 79.03 21:32:01 2 20.46 0.00 1.18 1.18 3.61 73.57 21:32:01 3 17.74 0.00 1.62 1.09 3.73 75.81 21:33:01 all 20.10 0.00 1.09 1.04 1.59 76.17 21:33:01 0 46.61 0.00 1.95 0.22 2.61 48.62 21:33:01 1 25.61 0.00 1.00 0.68 1.98 70.72 21:33:01 2 4.59 0.00 0.81 2.91 1.45 90.24 21:33:01 3 3.70 0.00 0.62 0.33 0.35 95.00 Average: all 17.14 0.00 1.02 0.93 3.25 77.65 Average: 0 23.71 0.00 1.30 0.62 4.14 70.22 Average: 1 18.54 0.00 1.24 0.73 3.32 76.17 Average: 2 11.27 0.00 0.74 0.75 2.83 84.41 Average: 3 15.05 0.00 0.81 1.63 2.70 79.81