---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7266 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 7.7G 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 464 5146 0 2364 7227 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:e4:4c:c7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85919sec preferred_lft 85919sec inet6 fe80::f816:3eff:fee4:4cc7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7266) 02/21/26 _x86_64_ (4 CPU) 20:22:52 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 145.19 54.72 90.47 3598.73 41485.77 20:25:01 75.84 29.66 46.18 1642.26 7885.62 20:26:01 31.86 0.17 31.69 2.40 5890.75 20:27:01 25.31 0.08 25.23 1.07 3235.86 20:28:01 23.40 10.33 13.06 730.94 746.14 20:29:01 1.87 0.05 1.82 0.40 28.13 20:30:01 42.99 4.37 38.63 185.70 7587.67 Average: 49.50 14.20 35.30 880.24 9551.65 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 5909068 7384308 2258344 27.65 39924 1612644 737332 8.00 628768 1460924 110472 20:25:01 5609836 7307560 2557576 31.31 56888 1805344 838496 9.10 732852 1630388 95148 20:26:01 5499576 7274224 2667836 32.66 59072 1878056 798032 8.66 768216 1701056 1312 20:27:01 5360408 7226436 2807004 34.37 61572 1964108 838728 9.10 817488 1784260 2904 20:28:01 4391124 6296340 3776288 46.24 62784 2000340 1859480 20.18 1779924 1782964 208 20:29:01 4336120 6241324 3831292 46.91 62856 2000360 1916200 20.79 1837448 1780624 52 20:30:01 5281536 7409028 2885876 35.33 68036 2212744 684376 7.43 746184 1922104 26908 Average: 5198238 7019889 2969174 36.35 58733 1924799 1096092 11.89 1044411 1723189 33858 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 387.24 228.31 1441.88 65.08 0.00 0.00 0.00 0.00 20:24:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 20:25:01 ens3 73.59 67.52 429.99 17.28 0.00 0.00 0.00 0.00 20:25:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 20:26:01 ens3 116.26 126.45 1198.75 19.15 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 200.72 239.89 1432.25 32.63 0.00 0.00 0.00 0.00 20:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:28:01 ens3 64.77 76.57 196.76 13.14 0.00 0.00 0.00 0.00 20:28:01 lo 6.65 6.65 2.64 2.64 0.00 0.00 0.00 0.00 20:29:01 ens3 6.80 5.73 1.67 1.71 0.00 0.00 0.00 0.00 20:29:01 lo 16.93 16.93 4.02 4.02 0.00 0.00 0.00 0.00 20:30:01 ens3 213.25 241.14 1113.48 44.93 0.00 0.00 0.00 0.00 20:30:01 lo 6.32 6.32 1.27 1.27 0.00 0.00 0.00 0.00 Average: ens3 151.81 140.81 830.70 27.70 0.00 0.00 0.00 0.00 Average: lo 4.69 4.69 1.17 1.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7266) 02/21/26 _x86_64_ (4 CPU) 20:22:52 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 22.86 0.00 2.05 4.82 1.09 69.19 20:24:01 0 23.66 0.00 2.87 9.97 1.22 62.27 20:24:01 1 11.58 0.00 1.00 1.31 0.73 85.38 20:24:01 2 20.36 0.00 1.60 0.92 0.97 76.15 20:24:01 3 35.85 0.00 2.72 7.07 1.43 52.93 20:25:01 all 20.65 0.00 1.19 1.56 0.95 75.64 20:25:01 0 26.27 0.00 0.98 1.11 1.18 70.47 20:25:01 1 36.01 0.00 2.05 0.08 1.17 60.69 20:25:01 2 7.32 0.00 0.70 2.18 0.63 89.16 20:25:01 3 13.00 0.00 1.02 2.88 0.80 82.30 20:26:01 all 9.40 0.00 0.48 0.44 0.46 89.22 20:26:01 0 8.57 0.00 0.25 0.00 0.42 90.77 20:26:01 1 6.60 0.00 0.17 0.10 0.31 92.82 20:26:01 2 9.60 0.00 0.67 1.27 0.40 88.07 20:26:01 3 12.88 0.00 0.85 0.38 0.70 85.19 20:27:01 all 7.62 0.00 0.58 0.27 0.42 91.11 20:27:01 0 8.53 0.00 0.85 0.23 0.23 90.15 20:27:01 1 6.59 0.00 0.38 0.00 0.25 92.78 20:27:01 2 6.79 0.00 0.50 0.23 0.43 92.04 20:27:01 3 8.58 0.00 0.60 0.62 0.75 89.45 20:28:01 all 35.56 0.00 1.09 0.44 2.19 60.72 20:28:01 0 39.99 0.00 0.76 0.18 2.03 57.03 20:28:01 1 30.19 0.00 1.03 0.55 2.06 66.16 20:28:01 2 34.22 0.00 1.26 0.18 2.28 62.06 20:28:01 3 37.81 0.00 1.32 0.83 2.41 57.63 20:29:01 all 4.05 0.00 0.35 0.04 0.30 95.27 20:29:01 0 5.18 0.00 0.31 0.00 0.30 94.21 20:29:01 1 4.14 0.00 0.28 0.15 0.33 95.09 20:29:01 2 3.27 0.00 0.37 0.00 0.30 96.06 20:29:01 3 3.59 0.00 0.40 0.00 0.23 95.78 20:30:01 all 24.80 0.00 1.47 0.78 1.19 71.77 20:30:01 0 39.33 0.00 1.00 0.28 1.43 57.95 20:30:01 1 11.56 0.00 1.61 1.93 0.98 83.92 20:30:01 2 22.97 0.00 1.61 0.72 1.13 73.57 20:30:01 3 25.38 0.00 1.67 0.20 1.22 71.54 Average: all 17.84 0.00 1.03 1.19 0.94 79.00 Average: 0 21.65 0.00 1.00 1.68 0.97 74.70 Average: 1 15.21 0.00 0.93 0.59 0.83 82.44 Average: 2 14.94 0.00 0.96 0.79 0.88 82.44 Average: 3 19.59 0.00 1.22 1.71 1.08 76.39