---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-345 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 470 4933 0 2572 7219 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:d4:c0:81 brd ff:ff:ff:ff:ff:ff inet 10.32.6.176/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85907sec preferred_lft 85907sec inet6 fe80::f816:3eff:fed4:c081/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-345) 04/11/26 _x86_64_ (4 CPU) 21:23:56 LINUX RESTART (4 CPU) 21:24:02 tps rtps wtps bread/s bwrtn/s 21:25:01 153.19 66.40 86.80 4368.07 41496.85 21:26:01 83.20 29.76 53.44 1657.72 8783.74 21:27:01 35.15 0.17 34.99 2.40 12824.66 21:28:01 10.55 0.02 10.53 0.13 354.67 21:29:01 35.12 10.45 24.68 732.29 3632.26 21:30:01 1.67 0.05 1.62 0.40 35.06 21:31:01 36.11 3.85 32.27 112.79 2929.00 21:32:01 22.48 0.68 21.80 77.72 5925.55 Average: 46.99 13.83 33.15 863.20 9444.67 21:24:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 5949128 7374124 2218284 27.16 37088 1567796 735048 7.98 624416 1429052 86304 21:26:01 5601004 7296716 2566408 31.42 56740 1803280 847000 9.19 740028 1629480 97484 21:27:01 5238144 7219408 2929268 35.87 58896 2081764 858900 9.32 816380 1905936 1544 21:28:01 5221540 7210452 2945872 36.07 60848 2086372 858900 9.32 827416 1909184 1336 21:29:01 4233000 6345828 3934412 48.17 62948 2204732 1675824 18.18 1724728 1988532 476 21:30:01 4216164 6329036 3951248 48.38 63008 2204768 1691764 18.36 1743848 1986132 40 21:31:01 5025976 7358068 3141436 38.46 67360 2414976 729208 7.91 788832 2126620 148744 21:32:01 4997484 7339980 3169928 38.81 69792 2422764 744820 8.08 814800 2128636 16036 Average: 5060305 7059202 3107107 38.04 59585 2098306 1017683 11.04 1010056 1887946 43996 21:24:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 489.70 273.26 1557.82 69.69 0.00 0.00 0.00 0.00 21:25:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 21:26:01 ens3 73.05 59.34 425.17 15.89 0.00 0.00 0.00 0.00 21:26:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 21:27:01 ens3 221.46 179.29 4652.18 22.59 0.00 0.00 0.00 0.00 21:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:28:01 ens3 85.13 125.12 74.29 19.58 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 208.78 207.83 1564.97 32.80 0.00 0.00 0.00 0.00 21:29:01 lo 4.98 4.98 2.02 2.02 0.00 0.00 0.00 0.00 21:30:01 ens3 4.18 3.62 0.98 1.13 0.00 0.00 0.00 0.00 21:30:01 lo 14.01 14.01 3.52 3.52 0.00 0.00 0.00 0.00 21:31:01 ens3 227.39 263.04 1137.30 54.60 0.00 0.00 0.00 0.00 21:31:01 lo 11.15 11.15 2.43 2.43 0.00 0.00 0.00 0.00 21:32:01 ens3 11.95 13.03 9.35 6.19 0.00 0.00 0.00 0.00 21:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 164.40 140.03 1177.15 27.67 0.00 0.00 0.00 0.00 Average: lo 4.24 4.24 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-345) 04/11/26 _x86_64_ (4 CPU) 21:23:56 LINUX RESTART (4 CPU) 21:24:02 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 22.03 0.00 2.53 4.47 1.10 69.87 21:25:01 0 33.88 0.00 1.78 0.98 1.14 62.22 21:25:01 1 9.19 0.00 1.21 7.84 0.77 81.00 21:25:01 2 31.35 0.00 5.20 3.45 1.62 58.38 21:25:01 3 13.68 0.00 1.92 5.62 0.88 77.90 21:26:01 all 22.14 0.00 1.37 1.95 0.96 73.59 21:26:01 0 37.30 0.00 2.08 0.20 1.25 59.17 21:26:01 1 24.10 0.00 1.71 5.94 1.21 67.03 21:26:01 2 21.71 0.00 1.20 1.07 1.05 74.97 21:26:01 3 5.39 0.00 0.45 0.58 0.33 93.24 21:27:01 all 10.47 0.00 0.70 0.59 0.52 87.73 21:27:01 0 14.11 0.00 0.72 0.23 0.50 84.43 21:27:01 1 10.74 0.00 0.70 0.03 0.33 88.19 21:27:01 2 10.19 0.00 0.85 0.28 0.92 87.76 21:27:01 3 6.84 0.00 0.53 1.82 0.33 90.48 21:28:01 all 5.18 0.00 0.30 0.06 0.27 94.20 21:28:01 0 3.35 0.00 0.08 0.00 0.13 96.43 21:28:01 1 7.75 0.00 0.80 0.03 0.25 91.16 21:28:01 2 4.83 0.00 0.15 0.00 0.55 94.47 21:28:01 3 4.79 0.00 0.15 0.21 0.12 94.73 21:29:01 all 41.18 0.00 1.51 0.62 2.67 54.03 21:29:01 0 42.61 0.00 1.55 0.27 2.56 53.02 21:29:01 1 46.83 0.00 0.86 1.18 2.61 48.52 21:29:01 2 38.50 0.00 2.07 0.45 2.83 56.16 21:29:01 3 36.77 0.00 1.55 0.56 2.69 58.42 21:30:01 all 2.94 0.00 0.28 0.03 0.20 96.55 21:30:01 0 3.80 0.00 0.21 0.00 0.25 95.73 21:30:01 1 2.49 0.00 0.28 0.02 0.22 97.00 21:30:01 2 3.37 0.00 0.33 0.00 0.22 96.08 21:30:01 3 2.10 0.00 0.28 0.10 0.12 97.40 21:31:01 all 21.09 0.00 1.33 0.58 1.03 75.98 21:31:01 0 13.57 0.00 0.56 0.00 0.78 85.09 21:31:01 1 31.50 0.00 1.05 0.20 1.20 66.05 21:31:01 2 22.28 0.00 2.00 0.97 1.17 73.57 21:31:01 3 17.00 0.00 1.73 1.12 0.92 79.24 21:32:01 all 21.26 0.00 0.97 0.60 0.69 76.48 21:32:01 0 61.52 0.00 1.72 0.12 1.65 35.00 21:32:01 1 0.33 0.00 0.35 0.00 0.30 99.02 21:32:01 2 14.87 0.00 1.07 1.74 0.53 81.80 21:32:01 3 8.32 0.00 0.73 0.53 0.32 90.10 Average: all 18.27 0.00 1.12 1.10 0.93 78.58 Average: 0 26.27 0.00 1.09 0.22 1.03 71.39 Average: 1 16.63 0.00 0.87 1.90 0.86 79.75 Average: 2 18.35 0.00 1.60 0.99 1.11 77.95 Average: 3 11.84 0.00 0.91 1.31 0.71 85.22