---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1185 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 608 11132 0 4299 15101 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:8c:ac:ad brd ff:ff:ff:ff:ff:ff inet 10.30.106.52/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85941sec preferred_lft 85941sec inet6 fe80::f816:3eff:fe8c:acad/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1185) 10/08/25 _x86_64_ (4 CPU) 13:03:10 LINUX RESTART (4 CPU) 13:04:02 tps rtps wtps bread/s bwrtn/s 13:05:01 142.11 29.03 113.08 1683.65 13744.52 13:06:01 110.52 16.43 94.08 813.87 17460.00 13:07:01 27.85 4.13 23.71 192.10 3816.56 13:08:01 20.83 0.02 20.81 0.13 5321.78 13:09:01 26.98 0.02 26.96 0.13 4691.22 13:10:01 56.62 2.60 54.02 224.76 63449.56 Average: 63.93 8.65 55.28 482.43 18092.70 13:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:05:01 13620796 15389572 2804164 17.07 72172 1889200 999064 5.72 849956 1725328 134068 13:06:01 12192148 14340672 4232812 25.77 81244 2248864 1743948 9.98 1988264 1991252 12732 13:07:01 11923088 14155640 4501872 27.41 84684 2326104 2148776 12.30 2206684 2031788 18620 13:08:01 11464316 13805848 4960644 30.20 87964 2428344 2163296 12.38 2565096 2125032 4984 13:09:01 11316432 13786916 5108528 31.10 92816 2547856 2179380 12.47 2586476 2241192 34208 13:10:01 10456860 14496696 5968100 36.34 95024 4068916 2934100 16.79 2213004 3428632 39232 Average: 11828940 14329224 4596020 27.98 85651 2584881 2028094 11.61 2068247 2257204 40641 13:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:05:01 lo 0.85 0.85 0.10 0.10 0.00 0.00 0.00 0.00 13:05:01 ens3 193.97 140.16 2037.73 32.28 0.00 0.00 0.00 0.00 13:06:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:06:01 ens3 644.85 452.32 5290.18 83.79 0.00 0.00 0.00 0.00 13:07:01 lo 5.52 5.52 25.74 25.74 0.00 0.00 0.00 0.00 13:07:01 ens3 1437.33 1010.71 1172.90 394.20 0.00 0.00 0.00 0.00 13:08:01 lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 13:08:01 ens3 224.46 157.41 630.82 45.82 0.00 0.00 0.00 0.00 13:09:01 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 13:09:01 ens3 183.97 119.76 1806.40 20.18 0.00 0.00 0.00 0.00 13:10:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:10:01 ens3 956.97 628.20 4362.15 188.02 0.00 0.00 0.00 0.00 Average: lo 1.61 1.61 4.39 4.39 0.00 0.00 0.00 0.00 Average: ens3 608.07 418.87 2551.38 127.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1185) 10/08/25 _x86_64_ (4 CPU) 13:03:10 LINUX RESTART (4 CPU) 13:04:02 CPU %user %nice %system %iowait %steal %idle 13:05:01 all 22.02 0.00 1.53 4.73 0.06 71.65 13:05:01 0 24.49 0.00 1.88 0.64 0.05 72.93 13:05:01 1 7.65 0.00 0.92 12.12 0.05 79.26 13:05:01 2 17.52 0.00 1.22 0.51 0.03 80.71 13:05:01 3 38.40 0.00 2.09 5.65 0.08 53.77 13:06:01 all 49.89 0.00 2.12 0.43 0.11 47.46 13:06:01 0 46.01 0.00 1.87 0.05 0.10 51.96 13:06:01 1 57.17 0.00 2.21 0.30 0.12 40.21 13:06:01 2 49.87 0.00 2.52 0.99 0.12 46.51 13:06:01 3 46.49 0.00 1.86 0.37 0.12 51.16 13:07:01 all 46.68 0.00 3.75 0.08 0.10 49.39 13:07:01 0 45.28 0.00 4.03 0.07 0.10 50.52 13:07:01 1 49.48 0.00 3.87 0.08 0.08 46.49 13:07:01 2 46.97 0.00 4.17 0.07 0.08 48.71 13:07:01 3 44.99 0.00 2.99 0.10 0.10 51.82 13:08:01 all 24.09 0.00 0.77 0.05 0.07 75.02 13:08:01 0 24.72 0.00 0.62 0.02 0.07 74.58 13:08:01 1 24.21 0.00 0.85 0.05 0.07 74.82 13:08:01 2 24.04 0.00 0.69 0.02 0.08 75.17 13:08:01 3 23.38 0.00 0.95 0.12 0.08 75.47 13:09:01 all 4.98 0.00 0.53 0.06 0.04 94.39 13:09:01 0 3.03 0.00 0.32 0.00 0.03 96.62 13:09:01 1 7.45 0.00 0.38 0.10 0.05 92.02 13:09:01 2 3.81 0.00 0.18 0.02 0.03 95.96 13:09:01 3 5.67 0.00 1.23 0.13 0.05 92.91 13:10:01 all 49.25 0.00 2.52 1.20 0.10 46.93 13:10:01 0 59.47 0.00 2.70 0.23 0.10 37.49 13:10:01 1 43.72 0.00 2.16 0.87 0.10 53.15 13:10:01 2 44.00 0.00 3.98 3.23 0.08 48.71 13:10:01 3 49.82 0.00 1.25 0.45 0.10 48.38 Average: all 32.83 0.00 1.87 1.08 0.08 64.14 Average: 0 33.84 0.00 1.90 0.17 0.08 64.01 Average: 1 31.68 0.00 1.73 2.23 0.08 64.29 Average: 2 31.05 0.00 2.13 0.80 0.07 65.95 Average: 3 34.76 0.00 1.73 1.13 0.09 62.29