---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1693 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 9.8G 68G 13% / 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 586 11623 0 3830 15123 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:6a:83:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.191/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85660sec preferred_lft 85660sec inet6 fe80::f816:3eff:fe6a:83f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1693) 10/10/25 _x86_64_ (4 CPU) 00:05:46 LINUX RESTART (4 CPU) 00:06:04 tps rtps wtps bread/s bwrtn/s 00:07:01 367.72 67.60 300.12 3931.24 76850.38 00:08:01 141.74 39.41 102.33 2437.06 13339.51 00:09:01 42.99 6.77 36.23 198.23 5434.69 00:10:01 30.14 0.30 29.85 11.73 2095.92 00:11:01 37.14 0.42 36.73 8.80 9535.74 00:12:01 33.84 0.08 33.76 1.07 6157.37 00:13:01 29.11 0.22 28.90 4.27 3238.26 00:14:01 3.48 0.00 3.48 0.00 1618.26 00:15:01 3.77 0.00 3.77 0.00 891.18 00:16:01 13.11 0.00 13.11 0.00 1421.90 00:17:01 27.53 1.63 25.90 174.50 27455.42 00:18:01 47.94 1.75 46.19 117.71 4225.16 Average: 63.61 9.61 54.00 559.67 12420.24 00:06:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13936188 15552392 2488772 15.15 67912 1747092 793088 4.54 678928 1594124 175520 00:08:01 12593372 14506744 3831588 23.33 81112 2017428 1947012 11.14 1799048 1787356 32808 00:09:01 12183344 14262740 4241616 25.82 88040 2168628 1906308 10.91 2080344 1898788 37088 00:10:01 12201188 14322816 4223772 25.72 93116 2201732 1858212 10.63 2029788 1923536 18912 00:11:01 11506160 14014996 4918800 29.95 100712 2562072 2163436 12.38 2403872 2217716 125032 00:12:01 11433684 14036088 4991276 30.39 102816 2647612 2072684 11.86 2394240 2295020 37280 00:13:01 11302712 13971116 5122248 31.19 105564 2708648 2247820 12.86 2474332 2344156 14816 00:14:01 11087652 13812036 5337308 32.50 105664 2762960 2303616 13.18 2634904 2396984 21984 00:15:01 11189784 13937932 5235176 31.87 105844 2785540 2273028 13.01 2514728 2414220 22928 00:16:01 11063732 14163616 5361228 32.64 108020 3122628 1889936 10.82 2365060 2678556 327620 00:17:01 9853652 13462068 6571308 40.01 111196 3603724 2741500 15.69 3108836 3117872 50192 00:18:01 11899780 15484620 4525180 27.55 114876 3577216 784400 4.49 1135656 3050436 12696 Average: 11687604 14293930 4737356 28.84 98739 2658773 1915087 10.96 2134978 2309897 73073 00:06:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 lo 2.39 2.39 0.26 0.26 0.00 0.00 0.00 0.00 00:07:01 ens3 503.47 285.39 2158.67 80.07 0.00 0.00 0.00 0.00 00:08:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 00:08:01 ens3 729.93 399.95 1746.92 130.58 0.00 0.00 0.00 0.00 00:09:01 lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 00:09:01 ens3 834.93 475.64 1706.64 171.77 0.00 0.00 0.00 0.00 00:10:01 lo 26.61 26.61 3.99 3.99 0.00 0.00 0.00 0.00 00:10:01 ens3 474.80 238.19 226.82 87.56 0.00 0.00 0.00 0.00 00:11:01 lo 0.65 0.65 0.04 0.04 0.00 0.00 0.00 0.00 00:11:01 ens3 870.95 514.46 3227.03 170.30 0.00 0.00 0.00 0.00 00:12:01 lo 1.53 1.53 0.26 0.26 0.00 0.00 0.00 0.00 00:12:01 ens3 1922.58 1333.33 1224.01 502.44 0.00 0.00 0.00 0.00 00:13:01 lo 62.87 62.87 17.43 17.43 0.00 0.00 0.00 0.00 00:13:01 ens3 6185.45 3845.96 1844.21 1708.39 0.00 0.00 0.00 0.00 00:14:01 lo 7.03 7.03 1.54 1.54 0.00 0.00 0.00 0.00 00:14:01 ens3 9681.77 4846.53 2890.72 2468.23 0.00 0.00 0.00 0.00 00:15:01 lo 18.50 18.50 4.02 4.02 0.00 0.00 0.00 0.00 00:15:01 ens3 300.43 207.65 80.07 77.02 0.00 0.00 0.00 0.00 00:16:01 lo 1.28 1.28 0.28 0.28 0.00 0.00 0.00 0.00 00:16:01 ens3 225.16 179.19 104.03 64.07 0.00 0.00 0.00 0.00 00:17:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 00:17:01 ens3 1332.53 844.79 2661.55 330.76 0.00 0.00 0.00 0.00 00:18:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 00:18:01 ens3 192.90 138.26 254.18 195.07 0.00 0.00 0.00 0.00 Average: lo 10.34 10.34 2.36 2.36 0.00 0.00 0.00 0.00 Average: ens3 1943.91 1112.56 1507.69 500.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1693) 10/10/25 _x86_64_ (4 CPU) 00:05:46 LINUX RESTART (4 CPU) 00:06:04 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 22.86 0.00 2.23 5.64 0.06 69.20 00:07:01 0 11.60 0.00 1.27 14.74 0.05 72.33 00:07:01 1 18.83 0.00 1.94 0.97 0.07 78.19 00:07:01 2 22.33 0.00 2.75 4.93 0.05 69.93 00:07:01 3 38.65 0.00 2.96 1.97 0.07 56.35 00:08:01 all 55.23 0.00 2.13 0.77 0.09 41.78 00:08:01 0 49.66 0.00 2.46 1.76 0.10 46.02 00:08:01 1 51.49 0.00 1.85 0.10 0.08 46.47 00:08:01 2 55.21 0.00 2.44 0.35 0.07 41.93 00:08:01 3 64.55 0.00 1.79 0.85 0.10 32.71 00:09:01 all 53.84 0.00 2.35 0.10 0.09 43.62 00:09:01 0 53.81 0.00 2.51 0.22 0.08 43.38 00:09:01 1 45.24 0.00 2.74 0.00 0.10 51.92 00:09:01 2 59.42 0.00 1.75 0.07 0.08 38.68 00:09:01 3 56.95 0.00 2.37 0.12 0.08 40.48 00:10:01 all 40.78 0.00 1.52 0.08 0.08 57.54 00:10:01 0 40.90 0.00 1.96 0.18 0.10 56.85 00:10:01 1 44.38 0.00 0.80 0.08 0.07 54.67 00:10:01 2 38.18 0.00 1.97 0.02 0.07 59.77 00:10:01 3 39.68 0.00 1.36 0.03 0.08 58.84 00:11:01 all 62.78 0.00 2.61 0.06 0.09 34.46 00:11:01 0 60.23 0.00 2.79 0.13 0.08 36.76 00:11:01 1 67.00 0.00 2.24 0.03 0.08 30.64 00:11:01 2 58.43 0.00 2.77 0.08 0.08 38.63 00:11:01 3 65.47 0.00 2.63 0.02 0.08 31.80 00:12:01 all 33.35 0.00 4.79 0.26 0.07 61.53 00:12:01 0 34.17 0.00 5.25 1.02 0.08 59.48 00:12:01 1 31.00 0.00 4.77 0.00 0.07 64.16 00:12:01 2 37.90 0.00 4.49 0.00 0.07 57.54 00:12:01 3 30.33 0.00 4.63 0.00 0.07 64.97 00:13:01 all 47.71 0.00 11.87 0.08 0.09 40.25 00:13:01 0 49.56 0.00 8.51 0.18 0.08 41.67 00:13:01 1 46.99 0.00 11.20 0.02 0.08 41.71 00:13:01 2 48.71 0.00 15.49 0.08 0.08 35.63 00:13:01 3 45.58 0.00 12.31 0.05 0.08 41.97 00:14:01 all 46.25 0.00 16.41 0.01 0.08 37.24 00:14:01 0 53.07 0.00 20.14 0.03 0.07 26.68 00:14:01 1 43.13 0.00 16.55 0.00 0.08 40.24 00:14:01 2 45.74 0.00 18.15 0.00 0.10 36.01 00:14:01 3 43.04 0.00 10.78 0.00 0.10 46.07 00:15:01 all 43.33 0.00 1.85 0.02 0.08 54.71 00:15:01 0 45.03 0.00 2.08 0.07 0.08 52.75 00:15:01 1 43.03 0.00 1.81 0.00 0.07 55.10 00:15:01 2 41.40 0.00 1.84 0.02 0.08 56.66 00:15:01 3 43.88 0.00 1.67 0.00 0.08 54.37 00:16:01 all 34.32 0.00 4.96 0.03 0.06 60.63 00:16:01 0 27.48 0.00 0.92 0.00 0.05 71.55 00:16:01 1 29.63 0.00 0.95 0.00 0.07 69.35 00:16:01 2 53.62 0.00 16.98 0.10 0.07 29.24 00:16:01 3 26.54 0.00 1.00 0.02 0.07 72.38 00:17:01 all 67.29 0.00 2.16 0.23 0.09 30.22 00:17:01 0 76.60 0.00 1.79 0.03 0.08 21.50 00:17:01 1 69.35 0.00 1.49 0.02 0.08 29.06 00:17:01 2 59.97 0.00 2.54 0.87 0.10 36.52 00:17:01 3 63.25 0.00 2.84 0.00 0.08 33.82 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 24.56 0.00 1.75 0.30 0.05 73.35 00:18:01 0 15.55 0.00 3.10 0.07 0.05 81.23 00:18:01 1 35.89 0.00 1.30 0.23 0.05 62.52 00:18:01 2 19.21 0.00 1.37 0.85 0.05 78.52 00:18:01 3 27.56 0.00 1.22 0.07 0.05 71.10 Average: all 44.45 0.00 4.55 0.61 0.08 50.31 Average: 0 43.27 0.00 4.40 1.48 0.08 50.77 Average: 1 43.94 0.00 3.97 0.12 0.08 51.90 Average: 2 45.11 0.00 6.06 0.60 0.08 48.17 Average: 3 45.49 0.00 3.79 0.25 0.08 50.38