---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3835 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 7.6G 12G 40% / 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 465 5331 0 2178 7229 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:fc:3a:65 brd ff:ff:ff:ff:ff:ff inet 10.32.6.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fefc:3a65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3835) 01/22/26 _x86_64_ (4 CPU) 07:04:58 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 182.32 99.05 83.27 5264.72 40204.25 07:07:01 57.00 5.64 51.36 178.52 9160.69 07:08:01 92.32 32.09 60.22 2006.07 7833.49 07:09:01 28.86 2.60 26.26 76.37 4983.67 07:10:01 21.18 0.35 20.83 33.73 1397.37 Average: 76.40 28.02 48.38 1516.25 12727.40 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6035020 7424248 2132400 26.11 36460 1532980 692768 7.52 574696 1394680 69728 07:07:01 5810028 7463284 2357392 28.86 55940 1761332 816812 8.86 544432 1617660 132280 07:08:01 5172936 6981104 2994484 36.66 63736 1903156 1110628 12.05 1091276 1695588 5404 07:09:01 5415240 7355116 2752180 33.70 66820 2029952 735664 7.98 789904 1753164 24908 07:10:01 5426800 7370052 2740620 33.56 68732 2031064 724588 7.86 778444 1752688 9448 Average: 5572005 7318761 2595415 31.78 58338 1851697 816092 8.86 755750 1642756 48354 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 07:06:02 ens3 424.03 219.38 1240.91 64.03 0.00 0.00 0.00 0.00 07:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:07:01 ens3 70.54 42.39 715.98 11.45 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 291.22 316.75 1300.73 55.93 0.00 0.00 0.00 0.00 07:09:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 07:09:01 ens3 166.14 136.90 326.65 623.87 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:10:01 ens3 11.75 12.43 9.14 5.91 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 193.14 145.91 718.68 152.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3835) 01/22/26 _x86_64_ (4 CPU) 07:04:58 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.62 0.00 2.97 6.60 1.55 67.26 07:06:02 0 33.49 0.00 2.30 4.12 1.57 58.53 07:06:02 1 27.56 0.00 5.26 9.89 1.57 55.72 07:06:02 2 11.00 0.00 2.07 7.03 1.61 78.29 07:06:02 3 14.47 0.00 2.25 5.40 1.47 76.40 07:07:01 all 20.94 0.00 1.28 2.16 1.06 74.57 07:07:01 0 32.17 0.00 1.48 0.41 1.05 64.90 07:07:01 1 18.30 0.00 1.07 0.66 0.98 78.99 07:07:01 2 19.17 0.00 1.64 6.77 1.27 71.15 07:07:01 3 14.17 0.00 0.93 0.79 0.93 83.18 07:08:01 all 45.22 0.00 2.68 1.88 4.36 45.86 07:08:01 0 48.41 0.00 1.41 0.91 3.42 45.85 07:08:01 1 44.80 0.00 3.00 1.84 4.24 46.12 07:08:01 2 47.64 0.00 2.85 1.75 5.11 42.65 07:08:01 3 40.03 0.00 3.47 2.99 4.65 48.85 07:09:01 all 23.52 0.00 1.25 1.20 1.45 72.58 07:09:01 0 64.01 0.00 2.08 1.78 2.48 29.66 07:09:01 1 9.01 0.00 0.96 1.08 0.83 88.12 07:09:01 2 15.83 0.00 1.48 1.83 1.15 79.71 07:09:01 3 5.30 0.00 0.50 0.12 1.34 92.75 07:10:01 all 21.04 0.00 0.94 0.74 0.84 76.44 07:10:01 0 35.61 0.00 1.46 2.58 1.26 59.08 07:10:01 1 6.93 0.00 0.55 0.02 0.37 92.14 07:10:01 2 36.57 0.00 1.12 0.33 1.27 60.71 07:10:01 3 5.15 0.00 0.60 0.02 0.48 93.75 Average: all 26.51 0.00 1.83 2.51 1.86 67.30 Average: 0 42.79 0.00 1.75 1.96 1.96 51.54 Average: 1 21.33 0.00 2.17 2.70 1.60 72.20 Average: 2 26.08 0.00 1.83 3.53 2.09 66.46 Average: 3 15.85 0.00 1.55 1.87 1.78 78.96