---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3349 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 8.3G 11G 43% / 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 4581 0 2929 7218 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:23:68:21 brd ff:ff:ff:ff:ff:ff inet 10.32.6.102/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85878sec preferred_lft 85878sec inet6 fe80::f816:3eff:fe23:6821/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3349) 06/13/26 _x86_64_ (4 CPU) 20:22:51 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 129.34 54.60 74.74 3601.87 28013.61 20:25:01 81.85 29.55 52.31 1637.19 10001.53 20:26:01 50.41 0.32 50.09 7.73 23893.62 20:27:01 9.78 0.02 9.77 0.13 360.47 20:28:01 40.94 10.38 30.56 723.75 3629.00 20:29:01 3.70 0.10 3.60 3.07 121.58 20:30:01 26.68 3.78 22.90 110.91 2518.65 20:31:01 29.21 0.68 28.53 77.72 6248.69 Average: 46.49 12.43 34.06 770.36 9348.78 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 5935880 7407152 2231540 27.32 39092 1610452 710176 7.71 605040 1461664 121264 20:25:01 5595600 7372812 2571820 31.49 58244 1880348 833196 9.04 665512 1706804 156120 20:26:01 4942080 7281092 3225340 39.49 60236 2431560 812880 8.82 752216 2255904 1856 20:27:01 4928456 7274724 3238964 39.66 62196 2435944 812880 8.82 760204 2259520 1904 20:28:01 3948400 6419956 4219020 51.66 64524 2555160 1791300 19.44 1648556 2339264 2588 20:29:01 3740800 6212548 4426620 54.20 64616 2555276 1816236 19.71 1858260 2336648 36 20:30:01 4747600 7432264 3419820 41.87 68440 2759816 642696 6.97 712196 2472096 149704 20:31:01 4717900 7414356 3449520 42.24 70808 2768952 666996 7.24 737764 2475516 10720 Average: 4819590 7101863 3347830 40.99 61020 2374688 1010795 10.97 967468 2163427 55524 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 20:24:01 ens3 399.65 233.24 1504.17 64.30 0.00 0.00 0.00 0.00 20:25:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 20:25:01 ens3 79.20 60.26 526.70 14.25 0.00 0.00 0.00 0.00 20:26:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 20:26:01 ens3 377.07 247.06 9221.61 27.94 0.00 0.00 0.00 0.00 20:27:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 20:27:01 ens3 60.14 86.72 62.72 13.91 0.00 0.00 0.00 0.00 20:28:01 lo 1.58 1.58 0.84 0.84 0.00 0.00 0.00 0.00 20:28:01 ens3 234.48 262.51 1584.15 38.25 0.00 0.00 0.00 0.00 20:29:01 lo 13.45 13.45 3.88 3.88 0.00 0.00 0.00 0.00 20:29:01 ens3 2.22 2.00 0.54 0.65 0.00 0.00 0.00 0.00 20:30:01 lo 14.98 14.98 3.31 3.31 0.00 0.00 0.00 0.00 20:30:01 ens3 252.52 253.69 1117.40 50.91 0.00 0.00 0.00 0.00 20:31:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:31:01 ens3 12.76 12.90 9.73 6.40 0.00 0.00 0.00 0.00 Average: lo 4.22 4.22 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 177.26 144.80 1753.37 27.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3349) 06/13/26 _x86_64_ (4 CPU) 20:22:51 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 23.17 0.00 1.80 4.03 1.68 69.32 20:24:01 0 21.63 0.00 1.68 6.12 1.61 68.96 20:24:01 1 20.86 0.00 1.23 2.10 1.38 74.43 20:24:01 2 30.10 0.00 2.60 2.51 2.31 62.47 20:24:01 3 20.08 0.00 1.69 5.39 1.44 71.40 20:25:01 all 21.87 0.00 1.37 2.19 1.52 73.05 20:25:01 0 45.86 0.00 2.01 1.65 1.90 48.59 20:25:01 1 6.02 0.00 0.75 3.59 0.77 88.87 20:25:01 2 25.78 0.00 2.11 1.81 2.64 67.65 20:25:01 3 9.80 0.00 0.60 1.71 0.76 87.12 20:26:01 all 12.79 0.00 1.00 0.96 1.08 84.17 20:26:01 0 15.00 0.00 0.30 0.02 1.00 83.68 20:26:01 1 12.88 0.00 0.83 2.53 1.05 82.71 20:26:01 2 12.18 0.00 1.97 1.15 0.83 83.87 20:26:01 3 11.13 0.00 0.88 0.13 1.45 86.41 20:27:01 all 3.79 0.00 0.31 0.04 0.21 95.65 20:27:01 0 5.56 0.00 0.40 0.00 0.22 93.82 20:27:01 1 3.64 0.00 0.37 0.15 0.13 95.71 20:27:01 2 0.12 0.00 0.00 0.00 0.02 99.87 20:27:01 3 5.84 0.00 0.50 0.00 0.47 93.19 20:28:01 all 41.91 0.00 1.45 0.78 3.33 52.52 20:28:01 0 43.97 0.00 1.43 0.53 3.44 50.63 20:28:01 1 44.20 0.00 1.00 1.28 2.95 50.57 20:28:01 2 37.83 0.00 1.28 0.56 3.22 57.11 20:28:01 3 41.67 0.00 2.11 0.76 3.67 51.78 20:29:01 all 4.39 0.00 0.41 0.04 0.49 94.68 20:29:01 0 4.92 0.00 0.45 0.00 0.45 94.19 20:29:01 1 4.40 0.00 0.30 0.13 0.43 94.73 20:29:01 2 3.73 0.00 0.35 0.00 0.58 95.34 20:29:01 3 4.52 0.00 0.52 0.02 0.53 94.41 20:30:01 all 16.86 0.00 1.32 0.15 1.28 80.38 20:30:01 0 14.94 0.00 0.82 0.23 1.15 82.86 20:30:01 1 15.47 0.00 1.03 0.03 1.08 82.39 20:30:01 2 13.73 0.00 1.71 0.22 1.41 82.93 20:30:01 3 23.31 0.00 1.77 0.13 1.43 73.36 20:31:01 all 20.24 0.00 0.98 0.93 1.23 76.61 20:31:01 0 5.66 0.00 0.58 0.02 1.12 92.62 20:31:01 1 60.89 0.00 1.78 1.01 2.24 34.08 20:31:01 2 5.23 0.00 0.89 2.63 1.06 90.19 20:31:01 3 9.39 0.00 0.67 0.05 0.50 89.40 Average: all 18.15 0.00 1.08 1.14 1.35 78.27 Average: 0 19.69 0.00 0.96 1.07 1.36 76.92 Average: 1 21.07 0.00 0.91 1.35 1.26 75.40 Average: 2 16.10 0.00 1.36 1.11 1.51 79.91 Average: 3 15.73 0.00 1.09 1.03 1.28 80.86