---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9435 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 470 5134 0 2371 7219 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:46:8a:34 brd ff:ff:ff:ff:ff:ff inet 10.32.6.150/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85769sec preferred_lft 85769sec inet6 fe80::f816:3eff:fe46:8a34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9435) 03/21/26 _x86_64_ (4 CPU) 16:02:55 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 152.06 65.04 87.02 4251.56 40770.02 16:05:01 62.76 12.50 50.27 264.85 8642.05 16:06:01 30.29 0.02 30.28 1.47 3808.43 16:07:01 18.76 0.10 18.66 1.47 4055.32 16:08:01 19.38 0.17 19.21 3.07 1590.27 16:09:01 26.16 7.02 19.15 443.53 1824.76 16:10:01 19.23 6.47 12.76 367.94 1054.36 16:11:01 17.71 0.25 17.46 13.33 3764.31 16:12:01 15.38 0.53 14.85 17.73 3517.28 16:13:01 29.17 0.73 28.44 82.51 2582.74 Average: 39.09 9.28 29.81 544.73 7160.90 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 5956992 7387688 2210428 27.06 37968 1572040 719936 7.81 613212 1432236 90848 16:05:01 5629864 7283068 2537556 31.07 56776 1760952 865368 9.39 735164 1606772 99108 16:06:01 5565220 7229088 2602200 31.86 59536 1767548 883052 9.58 792108 1611960 2476 16:07:01 5354184 7135608 2813236 34.44 61052 1880852 907528 9.85 895200 1713356 2988 16:08:01 5244948 7069020 2922472 35.78 63168 1919284 950964 10.32 968560 1744956 2612 16:09:01 5057568 6944908 3109852 38.08 65152 1978384 999780 10.85 1106240 1790084 2612 16:10:01 4892572 6819612 3274848 40.10 66672 2015008 1144416 12.42 1257412 1800508 3896 16:11:01 4633520 6668852 3533900 43.27 69068 2118000 1192660 12.94 1415376 1894916 3852 16:12:01 5339124 7458736 2828296 34.63 70064 2199244 624664 6.78 653404 1949056 23588 16:13:01 5274460 7412580 2892960 35.42 72800 2215328 670960 7.28 709524 1957336 17332 Average: 5294845 7140916 2872575 35.17 62226 1942664 895933 9.72 914620 1750118 24931 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:04:01 ens3 391.93 230.56 1426.96 65.13 0.00 0.00 0.00 0.00 16:05:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:05:01 ens3 57.98 45.75 419.70 13.53 0.00 0.00 0.00 0.00 16:06:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 16:06:01 ens3 63.92 75.90 75.05 12.62 0.00 0.00 0.00 0.00 16:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:07:01 ens3 576.04 281.99 1904.71 33.03 0.00 0.00 0.00 0.00 16:08:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:08:01 ens3 384.54 188.34 621.81 24.80 0.00 0.00 0.00 0.00 16:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:09:01 ens3 500.45 233.83 756.54 33.32 0.00 0.00 0.00 0.00 16:10:01 lo 1.97 1.97 0.21 0.21 0.00 0.00 0.00 0.00 16:10:01 ens3 240.88 152.19 323.92 34.07 0.00 0.00 0.00 0.00 16:11:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:11:01 ens3 1010.50 395.47 1777.28 79.82 0.00 0.00 0.00 0.00 16:12:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 16:12:01 ens3 497.58 191.93 756.58 41.48 0.00 0.00 0.00 0.00 16:13:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 16:13:01 ens3 13.25 13.53 10.58 9.38 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 373.70 180.94 807.29 34.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9435) 03/21/26 _x86_64_ (4 CPU) 16:02:55 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 22.14 0.00 2.54 5.38 1.70 68.24 16:04:01 0 12.78 0.00 1.81 8.66 1.03 75.72 16:04:01 1 13.03 0.00 3.96 1.65 1.82 79.53 16:04:01 2 48.56 0.00 2.49 7.95 2.31 38.69 16:04:01 3 14.38 0.00 1.88 3.29 1.66 78.79 16:05:01 all 22.41 0.00 1.36 1.72 1.80 72.71 16:05:01 0 18.02 0.00 0.75 1.00 1.06 79.17 16:05:01 1 11.89 0.00 0.84 0.13 2.67 84.46 16:05:01 2 20.72 0.00 1.37 5.30 1.62 70.98 16:05:01 3 39.12 0.00 2.48 0.43 1.84 56.12 16:06:01 all 8.94 0.00 0.44 0.46 0.82 89.35 16:06:01 0 1.63 0.00 0.15 1.38 0.12 96.72 16:06:01 1 6.29 0.00 0.30 0.18 0.75 92.47 16:06:01 2 7.98 0.00 1.10 0.25 0.85 89.83 16:06:01 3 19.87 0.00 0.18 0.00 1.53 78.42 16:07:01 all 10.83 0.00 0.82 0.17 0.96 87.22 16:07:01 0 8.57 0.00 0.68 0.30 0.80 89.66 16:07:01 1 13.63 0.00 0.47 0.03 0.90 84.98 16:07:01 2 9.49 0.00 0.73 0.23 0.97 88.58 16:07:01 3 11.63 0.00 1.44 0.15 1.17 85.61 16:08:01 all 9.99 0.00 0.66 0.10 0.90 88.34 16:08:01 0 7.68 0.00 0.35 0.03 0.67 91.27 16:08:01 1 10.79 0.00 0.73 0.22 0.85 87.41 16:08:01 2 10.89 0.00 0.68 0.13 0.82 87.48 16:08:01 3 10.62 0.00 0.90 0.02 1.30 87.16 16:09:01 all 14.73 0.00 0.78 0.50 1.27 82.73 16:09:01 0 15.47 0.00 1.01 0.55 1.25 81.72 16:09:01 1 11.36 0.00 0.61 1.04 0.93 86.06 16:09:01 2 19.20 0.00 0.71 0.30 1.38 78.41 16:09:01 3 12.89 0.00 0.78 0.08 1.50 84.75 16:10:01 all 28.44 0.00 1.12 0.34 2.38 67.72 16:10:01 0 24.34 0.00 1.42 0.36 2.38 71.49 16:10:01 1 31.88 0.00 0.95 0.45 2.26 64.47 16:10:01 2 21.42 0.00 1.08 0.38 2.41 74.71 16:10:01 3 36.18 0.00 1.01 0.17 2.49 60.15 16:11:01 all 16.35 0.00 1.03 0.15 1.54 80.92 16:11:01 0 10.81 0.00 1.36 0.15 1.55 86.13 16:11:01 1 19.33 0.00 0.66 0.07 1.43 78.51 16:11:01 2 21.09 0.00 1.19 0.40 1.66 75.66 16:11:01 3 14.14 0.00 0.93 0.00 1.53 83.39 16:12:01 all 10.59 0.00 0.74 0.14 0.83 87.70 16:12:01 0 6.85 0.00 0.52 0.00 0.96 91.67 16:12:01 1 10.78 0.00 0.75 0.02 0.78 87.67 16:12:01 2 15.52 0.00 0.57 0.38 0.82 82.72 16:12:01 3 9.18 0.00 1.14 0.18 0.75 88.75 16:13:01 all 20.89 0.00 1.00 0.84 0.83 76.45 16:13:01 0 53.66 0.00 1.86 0.13 1.85 42.50 16:13:01 1 15.59 0.00 0.53 0.03 0.58 83.26 16:13:01 2 5.39 0.00 0.77 3.08 0.55 90.22 16:13:01 3 8.87 0.00 0.83 0.05 0.35 89.90 Average: all 16.54 0.00 1.05 0.98 1.30 80.12 Average: 0 15.99 0.00 0.99 1.25 1.17 80.60 Average: 1 14.46 0.00 0.98 0.38 1.30 82.88 Average: 2 18.02 0.00 1.07 1.84 1.34 77.73 Average: 3 17.70 0.00 1.16 0.44 1.41 79.29