---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2425 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 469 5133 0 2373 7222 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:a1:eb:32 brd ff:ff:ff:ff:ff:ff inet 10.32.6.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fea1:eb32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2425) 01/03/26 _x86_64_ (4 CPU) 21:23:55 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:03 140.61 55.84 84.77 3620.60 40611.78 21:26:01 87.76 30.77 56.99 1714.60 9777.49 21:27:01 33.18 0.17 33.01 2.53 6225.90 21:28:01 9.75 0.02 9.73 0.13 358.74 21:29:01 35.56 10.45 25.11 728.15 3638.19 21:30:01 1.82 0.10 1.72 3.07 40.65 21:31:01 28.26 3.78 24.48 110.91 2554.11 21:32:01 25.78 0.68 25.10 77.72 6089.79 Average: 45.16 12.65 32.51 778.30 8657.23 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:03 5965916 7395532 2201504 26.95 37212 1572232 731688 7.94 607016 1430092 87908 21:26:01 5628828 7333224 2538592 31.08 57144 1811248 832088 9.03 684912 1657040 103764 21:27:01 5482176 7263296 2685244 32.88 59288 1883804 810220 8.79 756920 1727624 1576 21:28:01 5469048 7257380 2698372 33.04 61320 1888032 810220 8.79 764356 1731108 812 21:29:01 4476716 6389768 3690704 45.19 63440 2006972 1617356 17.55 1665452 1810368 588 21:30:01 4456828 6370100 3710592 45.43 63512 2007072 1703080 18.48 1687552 1808016 52 21:31:01 5288372 7413308 2879048 35.25 67464 2210200 670660 7.28 735976 1923424 149808 21:32:01 5274388 7417900 2893032 35.42 69668 2226088 667512 7.24 738724 1932556 18212 Average: 5255284 7105064 2912136 35.66 59881 1950706 980353 10.64 955114 1752528 45340 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:03 ens3 462.31 254.92 1450.58 67.19 0.00 0.00 0.00 0.00 21:25:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:26:01 ens3 84.99 50.56 442.55 14.56 0.00 0.00 0.00 0.00 21:26:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 21:27:01 ens3 121.16 126.55 1199.51 20.10 0.00 0.00 0.00 0.00 21:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:28:01 ens3 58.62 84.97 61.70 13.69 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:29:01 ens3 215.20 249.16 1576.57 34.72 0.00 0.00 0.00 0.00 21:29:01 lo 3.80 3.80 1.58 1.58 0.00 0.00 0.00 0.00 21:30:01 ens3 4.75 4.22 1.23 1.32 0.00 0.00 0.00 0.00 21:30:01 lo 13.23 13.23 3.52 3.52 0.00 0.00 0.00 0.00 21:31:01 ens3 226.48 256.44 1111.55 44.87 0.00 0.00 0.00 0.00 21:31:01 lo 13.36 13.36 3.07 3.07 0.00 0.00 0.00 0.00 21:32:01 ens3 11.15 11.73 8.79 5.65 0.00 0.00 0.00 0.00 21:32:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 148.34 130.15 732.75 25.31 0.00 0.00 0.00 0.00 Average: lo 4.24 4.24 1.07 1.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2425) 01/03/26 _x86_64_ (4 CPU) 21:23:55 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:03 all 22.79 0.00 2.58 4.31 1.07 69.24 21:25:03 0 35.67 0.00 2.49 3.76 1.42 56.66 21:25:03 1 17.52 0.00 1.40 3.36 0.82 76.91 21:25:03 2 9.88 0.00 1.52 4.96 0.79 82.85 21:25:03 3 28.24 0.00 4.95 5.14 1.28 60.38 21:26:01 all 23.24 0.00 1.40 1.99 1.14 72.23 21:26:01 0 29.27 0.00 1.65 0.26 1.17 67.64 21:26:01 1 15.86 0.00 1.02 0.84 0.67 81.61 21:26:01 2 7.07 0.00 1.07 5.98 1.29 84.59 21:26:01 3 40.80 0.00 1.84 0.86 1.43 55.06 21:27:01 all 10.27 0.00 0.56 0.60 0.55 88.02 21:27:01 0 13.78 0.00 1.12 0.65 0.47 83.99 21:27:01 1 6.40 0.00 0.25 0.00 0.38 92.96 21:27:01 2 5.30 0.00 0.47 1.67 0.33 92.24 21:27:01 3 15.65 0.00 0.35 0.10 0.99 82.91 21:28:01 all 3.75 0.00 0.30 0.02 0.23 95.70 21:28:01 0 6.72 0.00 0.80 0.00 0.18 92.29 21:28:01 1 0.08 0.00 0.05 0.00 0.02 99.85 21:28:01 2 4.70 0.00 0.20 0.10 0.22 94.78 21:28:01 3 3.50 0.00 0.17 0.00 0.50 95.84 21:29:01 all 42.45 0.00 1.64 0.39 2.63 52.89 21:29:01 0 46.22 0.00 1.25 0.22 2.64 49.68 21:29:01 1 38.95 0.00 1.94 0.43 2.52 56.16 21:29:01 2 44.37 0.00 1.30 0.40 2.55 51.38 21:29:01 3 40.27 0.00 2.06 0.51 2.84 54.32 21:30:01 all 4.46 0.00 0.40 0.03 0.29 94.82 21:30:01 0 3.30 0.00 0.37 0.00 0.25 96.08 21:30:01 1 6.48 0.00 0.39 0.00 0.29 92.84 21:30:01 2 4.18 0.00 0.43 0.12 0.35 94.92 21:30:01 3 3.80 0.00 0.45 0.02 0.27 95.46 21:31:01 all 19.36 0.00 1.24 0.16 0.98 78.27 21:31:01 0 24.05 0.00 1.27 0.30 0.98 73.40 21:31:01 1 13.58 0.00 1.21 0.03 0.80 84.38 21:31:01 2 19.50 0.00 0.65 0.28 1.05 78.52 21:31:01 3 20.32 0.00 1.81 0.02 1.08 76.77 21:32:01 all 19.85 0.00 0.90 0.90 0.62 77.73 21:32:01 0 35.49 0.00 1.18 0.15 1.05 62.13 21:32:01 1 3.99 0.00 0.55 2.62 0.18 92.65 21:32:01 2 8.52 0.00 0.82 0.68 0.47 89.52 21:32:01 3 31.34 0.00 1.03 0.17 0.78 66.67 Average: all 18.25 0.00 1.13 1.05 0.94 78.65 Average: 0 24.30 0.00 1.26 0.67 1.02 72.75 Average: 1 12.84 0.00 0.85 0.91 0.71 84.69 Average: 2 12.96 0.00 0.81 1.76 0.88 83.60 Average: 3 22.91 0.00 1.58 0.85 1.15 73.51