---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6814 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 7.8G 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 454 5154 0 2367 7234 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:56:72:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.76/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85715sec preferred_lft 85715sec inet6 fe80::f816:3eff:fe56:72a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6814) 10/18/25 _x86_64_ (4 CPU) 16:03:07 LINUX RESTART (4 CPU) 16:04:01 tps rtps wtps bread/s bwrtn/s 16:05:01 47.95 5.16 42.79 78.37 5896.03 16:06:01 67.87 13.30 54.57 263.96 9938.88 16:07:01 17.46 0.07 17.40 0.80 2083.25 16:08:01 17.11 0.05 17.06 0.80 2833.13 16:09:01 17.09 0.12 16.98 2.67 1276.77 16:10:01 24.69 4.27 20.43 366.14 1824.33 16:11:01 18.38 7.53 10.85 328.96 958.35 16:12:01 18.51 1.97 16.55 129.85 3663.52 16:13:01 25.62 0.62 25.00 23.05 3985.08 16:14:01 17.24 0.68 16.56 77.71 1955.88 Average: 27.19 3.38 23.82 127.23 3441.46 16:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:05:01 5916788 7456092 2250624 27.56 49932 1661444 651188 7.07 549796 1521120 147724 16:06:01 5618604 7279384 2548808 31.21 57460 1767228 878704 9.53 740648 1611772 11384 16:07:01 5488644 7197936 2678768 32.80 60224 1810884 895644 9.72 829896 1648228 3536 16:08:01 5376316 7164896 2791096 34.17 61868 1886368 925876 10.05 867284 1718008 1864 16:09:01 5274356 7096540 2893056 35.42 63716 1916312 962916 10.45 942504 1740776 1392 16:10:01 5105200 6988156 3062212 37.49 65672 1972964 1003192 10.89 1062928 1784628 1500 16:11:01 4823532 6741368 3343880 40.94 66988 2005148 1299456 14.10 1319444 1805352 1472 16:12:01 4742284 6770100 3425128 41.94 68776 2110644 1162624 12.62 1312272 1888676 2016 16:13:01 5294780 7411500 2872632 35.17 71352 2195380 684224 7.42 704148 1944100 29488 16:14:01 5320440 7449140 2846972 34.86 73016 2204996 636764 6.91 673012 1948352 12248 Average: 5296094 7155511 2871318 35.16 63900 1953137 910059 9.87 900193 1761101 21262 16:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:05:01 ens3 58.01 41.89 746.99 5.30 0.00 0.00 0.00 0.00 16:05:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:06:01 ens3 61.21 43.93 333.97 15.25 0.00 0.00 0.00 0.00 16:06:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:07:01 ens3 173.27 140.51 694.66 20.40 0.00 0.00 0.00 0.00 16:07:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:08:01 ens3 146.98 130.13 1244.88 20.00 0.00 0.00 0.00 0.00 16:08:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:09:01 ens3 153.33 138.55 473.10 20.98 0.00 0.00 0.00 0.00 16:09:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:10:01 ens3 196.77 164.95 739.11 32.45 0.00 0.00 0.00 0.00 16:10:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:11:01 ens3 110.95 107.68 314.75 28.46 0.00 0.00 0.00 0.00 16:11:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 16:12:01 ens3 385.22 224.36 1688.51 67.73 0.00 0.00 0.00 0.00 16:12:01 lo 2.03 2.03 0.22 0.22 0.00 0.00 0.00 0.00 16:13:01 ens3 200.70 159.69 791.11 43.34 0.00 0.00 0.00 0.00 16:13:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:14:01 ens3 10.96 11.15 8.38 8.30 0.00 0.00 0.00 0.00 16:14:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 149.74 116.28 703.53 26.22 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6814) 10/18/25 _x86_64_ (4 CPU) 16:03:07 LINUX RESTART (4 CPU) 16:04:01 CPU %user %nice %system %iowait %steal %idle 16:05:01 all 17.42 0.00 1.33 2.90 4.33 74.02 16:05:01 0 7.73 0.00 0.50 0.15 1.42 90.20 16:05:01 1 13.13 0.00 0.86 0.95 4.01 81.05 16:05:01 2 8.72 0.00 1.57 9.59 4.75 75.38 16:05:01 3 39.92 0.00 2.37 0.84 7.08 49.79 16:06:01 all 17.85 0.00 1.36 2.40 7.39 71.00 16:06:01 0 13.29 0.00 1.22 0.60 6.46 78.43 16:06:01 1 10.88 0.00 1.49 6.78 6.75 74.10 16:06:01 2 8.51 0.00 0.69 0.73 7.48 82.59 16:06:01 3 38.85 0.00 2.04 1.52 8.87 48.72 16:07:01 all 10.63 0.00 0.83 0.07 6.17 82.31 16:07:01 0 6.78 0.00 0.79 0.03 4.38 88.02 16:07:01 1 15.55 0.00 0.92 0.18 7.40 75.95 16:07:01 2 8.52 0.00 0.78 0.00 6.60 84.10 16:07:01 3 11.59 0.00 0.83 0.05 6.27 81.26 16:08:01 all 8.34 0.00 0.68 0.15 5.11 85.72 16:08:01 0 5.82 0.00 0.51 0.26 4.04 89.38 16:08:01 1 9.27 0.00 0.84 0.21 5.29 84.39 16:08:01 2 7.91 0.00 0.47 0.03 5.13 86.45 16:08:01 3 10.35 0.00 0.88 0.10 5.97 82.70 16:09:01 all 10.32 0.00 0.83 0.10 5.58 83.18 16:09:01 0 9.56 0.00 0.96 0.21 5.36 83.90 16:09:01 1 7.74 0.00 0.96 0.16 5.24 85.90 16:09:01 2 11.16 0.00 0.97 0.02 7.80 80.05 16:09:01 3 12.82 0.00 0.44 0.00 3.83 82.90 16:10:01 all 13.47 0.00 1.00 0.52 6.91 78.09 16:10:01 0 10.98 0.00 1.01 0.31 6.78 80.92 16:10:01 1 11.22 0.00 1.03 0.69 5.85 81.22 16:10:01 2 13.65 0.00 0.84 0.67 7.81 77.03 16:10:01 3 18.02 0.00 1.15 0.41 7.18 73.24 16:11:01 all 21.00 0.00 1.12 0.56 8.95 68.37 16:11:01 0 20.56 0.00 0.70 0.13 8.06 70.55 16:11:01 1 17.16 0.00 1.53 1.37 9.90 70.04 16:11:01 2 20.39 0.00 0.98 0.03 8.72 69.88 16:11:01 3 25.94 0.00 1.24 0.73 9.10 62.99 16:12:01 all 22.01 0.00 1.23 0.29 8.09 68.38 16:12:01 0 16.62 0.00 1.24 0.78 7.22 74.14 16:12:01 1 28.65 0.00 0.95 0.10 7.94 62.37 16:12:01 2 22.61 0.00 1.30 0.05 9.87 66.16 16:12:01 3 20.15 0.00 1.43 0.21 7.32 70.88 16:13:01 all 14.22 0.00 1.38 0.48 6.15 77.77 16:13:01 0 18.99 0.00 1.11 1.71 5.99 72.19 16:13:01 1 12.58 0.00 1.97 0.03 6.45 78.96 16:13:01 2 12.58 0.00 1.33 0.03 7.29 78.77 16:13:01 3 12.71 0.00 1.15 0.16 4.85 81.12 16:14:01 all 19.62 0.00 1.04 1.00 3.09 75.25 16:14:01 0 23.47 0.00 0.99 1.59 3.11 70.84 16:14:01 1 31.48 0.00 1.76 2.18 4.11 60.48 16:14:01 2 7.93 0.00 0.63 0.08 2.34 89.02 16:14:01 3 15.59 0.00 0.74 0.13 2.78 80.76 Average: all 15.49 0.00 1.08 0.85 6.18 76.40 Average: 0 13.38 0.00 0.90 0.58 5.29 79.85 Average: 1 15.76 0.00 1.23 1.27 6.30 75.44 Average: 2 12.20 0.00 0.96 1.13 6.79 78.92 Average: 3 20.63 0.00 1.23 0.42 6.34 71.38