---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3620 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 463 5150 0 2362 7226 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:6e:3d:4d brd ff:ff:ff:ff:ff:ff inet 10.32.6.180/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85787sec preferred_lft 85787sec inet6 fe80::f816:3eff:fe6e:3d4d/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-3620) 09/13/25 _x86_64_ (4 CPU) 16:02:52 LINUX RESTART (4 CPU) 16:03:02 tps rtps wtps bread/s bwrtn/s 16:04:02 123.03 55.47 67.56 3653.75 21500.92 16:05:01 54.05 0.20 53.85 26.97 8818.30 16:06:01 47.25 12.35 34.91 243.65 5300.77 16:07:01 21.53 0.10 21.43 1.47 3844.56 16:08:01 17.66 0.15 17.51 2.93 1575.20 16:09:01 23.36 4.20 19.16 365.41 1773.17 16:10:01 23.10 9.20 13.90 444.46 1150.34 16:11:01 17.23 0.33 16.90 14.93 3744.04 16:12:01 27.38 1.20 26.18 97.85 4722.01 16:13:01 21.95 0.57 21.38 22.00 1440.29 Average: 37.48 8.31 29.17 482.81 5354.34 16:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:02 5993820 7414140 2173592 26.61 37068 1563296 701640 7.61 585712 1424696 86384 16:05:01 5843524 7480732 2323888 28.45 55968 1746216 617732 6.70 523644 1607612 122928 16:06:01 5557368 7222180 2610044 31.96 59324 1768936 875380 9.50 800752 1613484 2448 16:07:01 5376524 7150456 2790888 34.17 61352 1873080 907616 9.85 882200 1706288 1484 16:08:01 5287056 7105268 2880356 35.27 63484 1913048 922488 10.01 933700 1739024 3568 16:09:01 5131592 7008464 3035820 37.17 65416 1967580 1011656 10.98 1042852 1781344 3132 16:10:01 4915424 6834192 3251988 39.82 66868 2006360 1160188 12.59 1231740 1802948 1716 16:11:01 4713340 6742172 3454072 42.29 69192 2111484 1167716 12.67 1343708 1888436 4428 16:12:01 5289916 7420240 2877496 35.23 71740 2208600 670132 7.27 699624 1954556 34192 16:13:01 5322812 7448656 2844600 34.83 73608 2201712 632636 6.86 677036 1943380 12240 Average: 5343138 7182650 2824274 34.58 62402 1936031 866718 9.40 872097 1746177 27252 16:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:02 ens3 462.26 251.92 1397.64 68.32 0.00 0.00 0.00 0.00 16:04:02 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 16:05:01 ens3 26.80 22.08 299.09 3.55 0.00 0.00 0.00 0.00 16:05:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 16:06:01 ens3 86.62 87.59 228.41 22.70 0.00 0.00 0.00 0.00 16:06:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 16:07:01 ens3 251.87 222.26 1725.16 31.77 0.00 0.00 0.00 0.00 16:07:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 16:08:01 ens3 200.18 200.70 638.84 28.26 0.00 0.00 0.00 0.00 16:08:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:09:01 ens3 249.31 229.08 711.20 38.51 0.00 0.00 0.00 0.00 16:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:10:01 ens3 204.27 172.69 377.88 47.59 0.00 0.00 0.00 0.00 16:10:01 lo 1.77 1.77 0.20 0.20 0.00 0.00 0.00 0.00 16:11:01 ens3 508.33 405.28 1731.96 74.93 0.00 0.00 0.00 0.00 16:11:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 16:12:01 ens3 247.96 218.46 746.73 43.27 0.00 0.00 0.00 0.00 16:12:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 16:13:01 ens3 8.83 10.61 6.54 6.35 0.00 0.00 0.00 0.00 16:13:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 224.57 182.21 786.12 36.53 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3620) 09/13/25 _x86_64_ (4 CPU) 16:02:52 LINUX RESTART (4 CPU) 16:03:02 CPU %user %nice %system %iowait %steal %idle 16:04:02 all 22.12 0.00 1.91 4.04 1.86 70.06 16:04:02 0 11.47 0.00 1.37 3.31 1.42 82.43 16:04:02 1 15.65 0.00 1.47 1.41 1.19 80.28 16:04:02 2 30.85 0.00 2.66 1.98 2.18 62.34 16:04:02 3 30.46 0.00 2.14 9.38 2.65 55.36 16:05:01 all 20.19 0.00 1.41 1.86 2.01 74.53 16:05:01 0 17.92 0.00 1.43 1.08 1.43 78.13 16:05:01 1 23.91 0.00 1.70 0.13 2.34 71.92 16:05:01 2 11.68 0.00 0.94 0.03 2.21 85.15 16:05:01 3 27.27 0.00 1.56 6.22 2.07 62.89 16:06:01 all 13.60 0.00 0.74 0.68 1.45 83.53 16:06:01 0 18.94 0.00 0.66 0.22 1.69 78.49 16:06:01 1 11.59 0.00 0.53 0.32 1.51 86.06 16:06:01 2 10.98 0.00 1.17 1.87 1.47 84.52 16:06:01 3 12.91 0.00 0.60 0.32 1.13 85.05 16:07:01 all 12.04 0.00 0.71 0.12 1.18 85.96 16:07:01 0 15.03 0.00 0.62 0.15 1.32 82.88 16:07:01 1 14.30 0.00 0.58 0.00 1.17 83.95 16:07:01 2 9.70 0.00 1.05 0.10 1.38 87.77 16:07:01 3 9.14 0.00 0.60 0.22 0.83 89.22 16:08:01 all 8.51 0.00 0.52 0.10 0.87 90.00 16:08:01 0 9.36 0.00 0.58 0.05 0.82 89.19 16:08:01 1 10.11 0.00 0.52 0.00 0.83 88.54 16:08:01 2 6.65 0.00 0.42 0.10 0.98 91.85 16:08:01 3 7.90 0.00 0.58 0.25 0.86 90.40 16:09:01 all 13.41 0.00 0.63 0.24 1.31 84.41 16:09:01 0 10.17 0.00 0.47 0.12 1.11 88.13 16:09:01 1 14.65 0.00 0.86 0.15 1.43 82.90 16:09:01 2 11.36 0.00 0.70 0.37 1.40 86.18 16:09:01 3 17.45 0.00 0.47 0.32 1.33 80.44 16:10:01 all 27.24 0.00 0.95 0.51 2.80 68.50 16:10:01 0 27.63 0.00 0.96 0.63 2.38 68.40 16:10:01 1 24.86 0.00 0.98 0.38 2.98 70.81 16:10:01 2 23.13 0.00 1.06 0.46 3.06 72.29 16:10:01 3 33.37 0.00 0.81 0.58 2.79 62.45 16:11:01 all 16.00 0.00 1.06 0.12 1.65 81.17 16:11:01 0 22.18 0.00 0.96 0.02 1.71 75.13 16:11:01 1 12.65 0.00 1.15 0.00 1.46 84.75 16:11:01 2 8.28 0.00 0.95 0.22 1.73 88.82 16:11:01 3 20.88 0.00 1.17 0.23 1.70 76.02 16:12:01 all 16.59 0.00 1.10 0.80 1.41 80.11 16:12:01 0 6.80 0.00 0.65 0.18 0.85 91.52 16:12:01 1 12.70 0.00 1.36 0.05 1.54 84.35 16:12:01 2 35.23 0.00 1.55 1.23 2.15 59.84 16:12:01 3 11.70 0.00 0.82 1.75 1.10 84.64 16:13:01 all 20.79 0.00 0.89 0.67 1.39 76.26 16:13:01 0 0.45 0.00 0.22 0.00 0.33 99.00 16:13:01 1 26.68 0.00 0.93 1.18 1.68 69.53 16:13:01 2 18.36 0.00 1.29 0.13 1.49 78.73 16:13:01 3 37.64 0.00 1.15 1.38 2.06 57.77 Average: all 17.05 0.00 0.99 0.91 1.59 79.46 Average: 0 14.00 0.00 0.79 0.57 1.31 83.33 Average: 1 16.71 0.00 1.01 0.36 1.61 80.31 Average: 2 16.60 0.00 1.17 0.65 1.80 79.77 Average: 3 20.86 0.00 0.99 2.05 1.65 74.45