---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2456 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 7.7G 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 5168 0 2342 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:1b:05:e1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.175/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fe1b:5e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2456) 08/30/25 _x86_64_ (4 CPU) 20:22:59 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 194.37 111.00 83.37 5436.72 40322.04 20:25:01 51.74 0.22 51.52 26.66 8659.22 20:26:01 64.66 29.71 34.94 1630.00 6779.14 20:27:01 9.05 0.02 9.03 0.13 325.95 20:28:01 36.63 10.41 26.21 728.15 3641.66 20:29:01 3.33 0.10 3.23 3.07 111.71 20:30:01 29.21 3.78 25.42 110.90 2528.09 20:31:01 28.66 0.68 27.98 77.72 6125.91 Average: 52.21 19.49 32.72 1001.74 8562.25 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 6034572 7426536 2132848 26.11 36236 1536244 692188 7.51 576136 1396820 70216 20:25:01 5840704 7478768 2326716 28.49 55964 1746892 624076 6.77 527648 1607100 123184 20:26:01 5516240 7267000 2651180 32.46 59208 1854112 805636 8.74 756188 1698216 1428 20:27:01 5502540 7260580 2664880 32.63 61152 1858540 813656 8.83 764100 1701888 2528 20:28:01 4293752 6177132 3873668 47.43 63472 1977952 2038160 22.12 1880788 1781804 2516 20:29:01 4234896 6118556 3932524 48.15 63552 1978048 2065120 22.41 1941928 1779184 52 20:30:01 5313432 7418608 2853988 34.94 67252 2190960 666084 7.23 734008 1903724 147080 20:31:01 5321916 7430196 2845504 34.84 69464 2191628 662936 7.19 728772 1900480 11668 Average: 5257256 7072172 2910164 35.63 59538 1916797 1045982 11.35 988696 1721152 44834 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 372.61 201.65 1223.28 62.10 0.00 0.00 0.00 0.00 20:24:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 20:25:01 ens3 38.96 32.18 533.10 4.23 0.00 0.00 0.00 0.00 20:25:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 20:26:01 ens3 156.71 139.33 964.65 30.27 0.00 0.00 0.00 0.00 20:26:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:27:01 ens3 60.44 87.30 64.34 14.00 0.00 0.00 0.00 0.00 20:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:28:01 ens3 233.21 255.86 1587.22 38.09 0.00 0.00 0.00 0.00 20:28:01 lo 1.77 1.77 0.85 0.85 0.00 0.00 0.00 0.00 20:29:01 ens3 4.30 3.48 1.03 1.03 0.00 0.00 0.00 0.00 20:29:01 lo 13.16 13.16 3.86 3.86 0.00 0.00 0.00 0.00 20:30:01 ens3 238.37 241.02 1113.48 45.24 0.00 0.00 0.00 0.00 20:30:01 lo 15.33 15.33 3.33 3.33 0.00 0.00 0.00 0.00 20:31:01 ens3 12.21 13.10 9.28 6.12 0.00 0.00 0.00 0.00 20:31:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 139.61 121.74 687.07 25.13 0.00 0.00 0.00 0.00 Average: lo 4.38 4.38 1.06 1.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2456) 08/30/25 _x86_64_ (4 CPU) 20:22:59 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 21.40 0.00 2.82 6.77 1.58 67.43 20:24:01 0 31.22 0.00 2.23 7.76 1.57 57.23 20:24:01 1 23.40 0.00 1.92 4.22 1.20 69.26 20:24:01 2 13.53 0.00 4.61 4.58 2.26 75.01 20:24:01 3 17.49 0.00 2.53 10.53 1.28 68.17 20:25:01 all 20.85 0.00 1.26 1.45 1.14 75.30 20:25:01 0 15.03 0.00 0.67 0.07 0.58 83.65 20:25:01 1 32.51 0.00 1.73 0.12 1.20 64.45 20:25:01 2 15.08 0.00 1.25 0.73 1.93 81.01 20:25:01 3 20.84 0.00 1.37 4.90 0.85 72.04 20:26:01 all 14.46 0.00 0.80 1.10 1.02 82.63 20:26:01 0 10.30 0.00 0.63 1.33 1.01 86.73 20:26:01 1 15.07 0.00 1.23 0.90 0.98 81.82 20:26:01 2 12.85 0.00 0.43 0.47 0.93 85.32 20:26:01 3 19.68 0.00 0.87 1.69 1.12 76.64 20:27:01 all 3.44 0.00 0.26 0.04 0.12 96.14 20:27:01 0 3.94 0.00 0.20 0.00 0.17 95.70 20:27:01 1 6.59 0.00 0.69 0.07 0.17 92.49 20:27:01 2 0.48 0.00 0.00 0.08 0.05 99.38 20:27:01 3 2.77 0.00 0.15 0.00 0.12 96.97 20:28:01 all 40.63 0.00 1.43 0.74 2.89 54.30 20:28:01 0 37.10 0.00 1.29 0.46 3.02 58.12 20:28:01 1 37.69 0.00 1.48 1.18 3.01 56.64 20:28:01 2 40.38 0.00 1.98 1.04 2.98 53.61 20:28:01 3 47.35 0.00 0.98 0.27 2.57 48.83 20:29:01 all 4.22 0.00 0.33 0.02 0.40 95.03 20:29:01 0 3.32 0.00 0.40 0.00 0.35 95.93 20:29:01 1 4.67 0.00 0.34 0.03 0.35 94.61 20:29:01 2 4.40 0.00 0.25 0.03 0.47 94.85 20:29:01 3 4.45 0.00 0.32 0.02 0.40 94.82 20:30:01 all 18.14 0.00 1.36 0.25 1.16 79.08 20:30:01 0 18.87 0.00 1.60 0.30 1.04 78.19 20:30:01 1 16.91 0.00 0.95 0.10 1.30 80.74 20:30:01 2 18.18 0.00 1.25 0.15 1.08 79.34 20:30:01 3 18.60 0.00 1.63 0.47 1.26 78.04 20:31:01 all 21.22 0.00 0.91 0.77 0.88 76.21 20:31:01 0 21.09 0.00 1.07 0.08 0.63 77.13 20:31:01 1 13.19 0.00 0.81 1.98 0.63 83.38 20:31:01 2 8.76 0.00 0.67 0.78 0.43 89.36 20:31:01 3 41.78 0.00 1.14 0.23 1.81 55.03 Average: all 18.07 0.00 1.15 1.39 1.15 78.24 Average: 0 17.62 0.00 1.01 1.25 1.05 79.07 Average: 1 18.78 0.00 1.14 1.08 1.11 77.90 Average: 2 14.24 0.00 1.31 0.99 1.27 82.19 Average: 3 21.63 0.00 1.12 2.26 1.18 73.80