---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-493 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 67G 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 1450 9939 0 4650 14261 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:7e:15:98 brd ff:ff:ff:ff:ff:ff inet 10.30.106.170/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85577sec preferred_lft 85577sec inet6 fe80::f816:3eff:fe7e:1598/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-493) 04/11/26 _x86_64_ (4 CPU) 13:20:20 LINUX RESTART (4 CPU) 13:21:00 tps rtps wtps bread/s bwrtn/s 13:22:01 193.20 39.68 153.52 2388.99 27753.09 13:23:01 48.78 0.12 48.66 1.73 6595.03 13:24:01 25.65 0.00 25.65 0.00 518.18 13:25:01 35.18 0.00 35.18 0.00 1005.57 13:26:01 33.71 0.00 33.71 0.00 754.54 13:27:01 27.56 0.02 27.54 0.13 687.10 13:28:01 23.11 0.00 23.11 0.00 585.90 13:29:01 40.36 0.00 40.36 0.00 964.51 13:30:01 50.14 0.43 49.71 15.86 1130.21 13:31:01 62.34 5.85 56.49 226.36 12031.46 13:32:01 170.34 2.25 168.09 67.99 34480.79 13:33:01 41.81 5.18 36.63 133.18 20354.61 Average: 62.86 4.51 58.35 239.17 8931.11 13:21:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:22:01 12772436 15038504 3652524 22.24 76024 2373928 1238632 7.09 1240948 2163736 162092 13:23:01 11614012 13890268 4810948 29.29 76292 2383356 2189108 12.53 2414720 2146044 32 13:24:01 11451512 13740188 4973448 30.28 76704 2394464 2210028 12.65 2563760 2157072 16 13:25:01 11448040 13760808 4976920 30.30 77112 2417028 2210028 12.65 2542280 2179636 248 13:26:01 11508772 13840228 4916188 29.93 77720 2433744 2210028 12.65 2462536 2196348 248 13:27:01 11490120 13837460 4934840 30.04 78164 2448212 2236272 12.80 2464176 2210664 172 13:28:01 11474904 13836296 4950056 30.14 78592 2460892 2236272 12.80 2465828 2223344 388 13:29:01 11446556 13831300 4978404 30.31 79468 2481412 2236272 12.80 2469808 2243864 820 13:30:01 10078900 12700084 6346060 38.64 80780 2710900 3324064 19.02 3595980 2472016 206172 13:31:01 8227784 11582156 8197176 49.91 92764 3365180 4367380 24.99 4854872 2990084 492692 13:32:01 6824784 10813176 9600176 58.45 101128 3942812 5292812 30.29 6130400 3064716 88544 13:33:01 10257092 14681356 6167868 37.55 102980 4362276 1517704 8.69 2672712 3087572 12892 Average: 10716243 13462652 5708717 34.76 83144 2814517 2605717 14.91 2989835 2427925 80360 13:21:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:22:01 ens3 529.04 338.53 8048.38 64.73 0.00 0.00 0.00 0.00 13:22:01 lo 0.98 0.98 0.11 0.11 0.00 0.00 0.00 0.00 13:23:01 ens3 5.13 4.23 1.28 1.36 0.00 0.00 0.00 0.00 13:23:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:24:01 ens3 1.22 0.55 0.51 0.73 0.00 0.00 0.00 0.00 13:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:25:01 ens3 0.33 0.25 0.08 0.24 0.00 0.00 0.00 0.00 13:25:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:26:01 ens3 0.57 0.38 0.25 0.49 0.00 0.00 0.00 0.00 13:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:27:01 ens3 0.43 0.38 0.14 0.28 0.00 0.00 0.00 0.00 13:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:28:01 ens3 0.23 0.20 0.07 0.41 0.00 0.00 0.00 0.00 13:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:29:01 ens3 1.20 0.58 0.43 0.43 0.00 0.00 0.00 0.00 13:29:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 ens3 51.72 26.60 12.87 10.24 0.00 0.00 0.00 0.00 13:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:31:01 ens3 178.70 90.37 167.46 35.30 0.00 0.00 0.00 0.00 13:31:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:32:01 ens3 256.12 181.64 995.37 55.71 0.00 0.00 0.00 0.00 13:32:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 13:33:01 ens3 841.36 407.57 945.65 192.07 0.00 0.00 0.00 0.00 13:33:01 lo 1.60 1.60 13.55 13.55 0.00 0.00 0.00 0.00 Average: ens3 156.02 87.95 857.68 30.21 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 1.14 1.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-493) 04/11/26 _x86_64_ (4 CPU) 13:20:20 LINUX RESTART (4 CPU) 13:21:00 CPU %user %nice %system %iowait %steal %idle 13:22:01 all 31.83 0.00 2.02 1.70 0.08 64.36 13:22:01 0 35.54 0.00 2.20 0.92 0.08 61.25 13:22:01 1 21.97 0.00 1.81 1.14 0.10 74.98 13:22:01 2 24.83 0.00 1.87 3.80 0.08 69.43 13:22:01 3 44.89 0.00 2.23 0.97 0.08 51.82 13:23:01 all 42.59 0.00 0.37 0.04 0.06 56.94 13:23:01 0 42.11 0.00 0.65 0.00 0.05 57.19 13:23:01 1 76.71 0.00 0.30 0.00 0.07 22.93 13:23:01 2 28.78 0.00 0.33 0.13 0.07 70.69 13:23:01 3 22.93 0.00 0.17 0.00 0.07 76.84 13:24:01 all 30.93 0.00 0.09 0.01 0.05 68.92 13:24:01 0 5.70 0.00 0.10 0.00 0.05 94.15 13:24:01 1 27.38 0.00 0.10 0.00 0.03 72.49 13:24:01 2 85.29 0.00 0.13 0.02 0.07 14.50 13:24:01 3 5.48 0.00 0.03 0.02 0.03 94.44 13:25:01 all 28.92 0.00 0.09 0.01 0.03 70.95 13:25:01 0 82.62 0.00 0.18 0.00 0.07 17.13 13:25:01 1 20.42 0.00 0.05 0.00 0.03 79.50 13:25:01 2 7.07 0.00 0.02 0.03 0.02 92.87 13:25:01 3 5.63 0.00 0.10 0.00 0.03 94.24 13:26:01 all 25.57 0.00 0.07 0.00 0.04 74.31 13:26:01 0 0.32 0.00 0.05 0.00 0.02 99.62 13:26:01 1 19.98 0.00 0.03 0.00 0.03 79.95 13:26:01 2 79.21 0.00 0.15 0.00 0.07 20.57 13:26:01 3 2.93 0.00 0.07 0.02 0.05 96.94 13:27:01 all 25.33 0.00 0.08 0.01 0.03 74.55 13:27:01 0 68.93 0.00 0.10 0.00 0.07 30.90 13:27:01 1 18.66 0.00 0.13 0.02 0.03 81.15 13:27:01 2 13.36 0.00 0.03 0.03 0.02 86.55 13:27:01 3 0.20 0.00 0.05 0.00 0.02 99.73 13:28:01 all 25.14 0.00 0.03 0.00 0.04 74.79 13:28:01 0 0.07 0.00 0.00 0.00 0.03 99.90 13:28:01 1 0.63 0.00 0.03 0.00 0.02 99.32 13:28:01 2 99.67 0.00 0.10 0.00 0.05 0.18 13:28:01 3 0.12 0.00 0.02 0.00 0.05 99.82 13:29:01 all 25.16 0.00 0.07 0.00 0.04 74.73 13:29:01 0 0.18 0.00 0.02 0.00 0.03 99.77 13:29:01 1 0.52 0.00 0.00 0.00 0.02 99.47 13:29:01 2 99.65 0.00 0.17 0.00 0.07 0.12 13:29:01 3 0.17 0.00 0.05 0.00 0.03 99.75 13:30:01 all 31.88 0.00 0.41 0.02 0.04 67.65 13:30:01 0 74.79 0.00 0.45 0.00 0.05 24.71 13:30:01 1 10.27 0.00 0.18 0.00 0.05 89.50 13:30:01 2 32.06 0.00 0.67 0.07 0.03 67.17 13:30:01 3 10.31 0.00 0.37 0.00 0.03 89.29 13:31:01 all 67.34 0.00 1.80 0.22 0.09 30.55 13:31:01 0 56.41 0.00 1.35 0.72 0.07 41.45 13:31:01 1 52.47 0.00 1.04 0.03 0.08 46.37 13:31:01 2 71.85 0.00 0.57 0.03 0.10 27.45 13:31:01 3 88.55 0.00 4.25 0.12 0.10 6.99 13:32:01 all 53.17 0.00 2.59 0.45 0.08 43.72 13:32:01 0 50.89 0.00 2.61 1.61 0.08 44.81 13:32:01 1 52.84 0.00 1.79 0.02 0.08 45.28 13:32:01 2 49.14 0.00 1.04 0.05 0.08 49.69 13:32:01 3 59.78 0.00 4.91 0.12 0.08 35.11 13:32:01 CPU %user %nice %system %iowait %steal %idle 13:33:01 all 49.36 0.00 2.15 0.20 0.08 48.21 13:33:01 0 43.21 0.00 2.17 0.58 0.07 53.97 13:33:01 1 61.12 0.00 2.87 0.17 0.08 35.76 13:33:01 2 42.04 0.00 1.75 0.05 0.07 56.10 13:33:01 3 51.12 0.00 1.81 0.00 0.07 47.01 Average: all 36.42 0.00 0.81 0.22 0.06 62.48 Average: 0 38.39 0.00 0.82 0.32 0.06 60.41 Average: 1 30.23 0.00 0.70 0.12 0.05 68.91 Average: 2 52.70 0.00 0.57 0.35 0.06 46.31 Average: 3 24.36 0.00 1.17 0.10 0.05 74.31