---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3815 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.8G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 632 11567 0 3840 15078 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:67:52:63 brd ff:ff:ff:ff:ff:ff inet 10.30.106.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85621sec preferred_lft 85621sec inet6 fe80::f816:3eff:fe67:5263/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3815) 10/20/25 _x86_64_ (4 CPU) 00:05:22 LINUX RESTART (4 CPU) 00:06:02 tps rtps wtps bread/s bwrtn/s 00:07:01 189.10 37.49 151.62 2318.12 42840.33 00:08:01 67.13 3.67 63.47 204.40 27510.53 00:09:01 38.45 6.00 32.46 181.67 3926.56 00:10:01 36.39 0.48 35.91 13.46 7428.10 00:11:01 28.54 0.17 28.37 5.60 3916.96 00:12:01 24.79 0.08 24.71 1.07 6197.93 00:13:01 28.21 0.22 28.00 4.27 2507.18 00:14:01 2.78 0.00 2.78 0.00 1386.97 00:15:01 3.78 0.00 3.78 0.00 852.79 00:16:01 11.75 0.00 11.75 0.00 1360.08 00:17:01 27.26 1.63 25.63 173.84 26364.27 00:18:01 50.59 1.40 49.19 102.78 4404.47 Average: 42.19 4.21 37.98 247.55 10679.41 00:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 12947368 14814168 3477600 21.17 78308 1976952 1572340 9.00 1443252 1793968 100396 00:08:01 11633052 13626304 4791916 29.17 83920 2091016 2491292 14.26 2695248 1839032 29984 00:09:01 11895080 13994508 4529888 27.58 89524 2185588 2401172 13.74 2351280 1910416 19344 00:10:01 11628776 13951416 4796192 29.20 96208 2393516 2087956 11.95 2419196 2092224 22996 00:11:01 11201784 13719792 5223184 31.80 101052 2569804 2300784 13.17 2700088 2222644 103180 00:12:01 11014016 13631836 5410952 32.94 102804 2662600 2391700 13.69 2795864 2309168 19992 00:13:01 11007888 13684968 5417080 32.98 105432 2717092 2358596 13.50 2757004 2352240 11856 00:14:01 10876404 13605260 5548564 33.78 105508 2767348 2430792 13.91 2838892 2400760 22020 00:15:01 11173124 13925388 5251844 31.97 105704 2789588 2437044 13.95 2524696 2418024 22100 00:16:01 10967628 13901292 5457340 33.23 107908 2960860 2105904 12.05 2620460 2519592 164260 00:17:01 10196644 13776252 6228324 37.92 110436 3579016 2464836 14.11 2789640 3095008 53976 00:18:01 11861788 15452288 4563180 27.78 113772 3584328 854204 4.89 1166036 3056444 26852 Average: 11366963 14006956 5058005 30.79 100048 2689809 2158052 12.35 2425138 2334127 49746 00:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 ens3 241.98 189.56 2275.55 39.95 0.00 0.00 0.00 0.00 00:07:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 00:08:01 ens3 911.88 544.47 1136.44 193.22 0.00 0.00 0.00 0.00 00:08:01 lo 0.30 0.30 0.02 0.02 0.00 0.00 0.00 0.00 00:09:01 ens3 706.50 457.48 956.91 155.78 0.00 0.00 0.00 0.00 00:09:01 lo 1.33 1.33 0.21 0.21 0.00 0.00 0.00 0.00 00:10:01 ens3 681.00 425.46 2985.45 128.44 0.00 0.00 0.00 0.00 00:10:01 lo 24.08 24.08 3.86 3.86 0.00 0.00 0.00 0.00 00:11:01 ens3 627.04 410.73 421.16 137.34 0.00 0.00 0.00 0.00 00:11:01 lo 1.92 1.92 0.29 0.29 0.00 0.00 0.00 0.00 00:12:01 ens3 4455.23 2970.04 2137.36 1305.95 0.00 0.00 0.00 0.00 00:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 00:13:01 ens3 4954.64 2753.09 1518.83 1315.73 0.00 0.00 0.00 0.00 00:13:01 lo 63.52 63.52 17.46 17.46 0.00 0.00 0.00 0.00 00:14:01 ens3 10130.88 5147.68 3115.83 2506.19 0.00 0.00 0.00 0.00 00:14:01 lo 4.43 4.43 0.91 0.91 0.00 0.00 0.00 0.00 00:15:01 ens3 215.95 133.58 50.25 52.15 0.00 0.00 0.00 0.00 00:15:01 lo 20.21 20.21 4.37 4.37 0.00 0.00 0.00 0.00 00:16:01 ens3 281.47 189.65 114.61 70.27 0.00 0.00 0.00 0.00 00:16:01 lo 1.48 1.48 0.29 0.29 0.00 0.00 0.00 0.00 00:17:01 ens3 940.81 634.58 2575.89 203.30 0.00 0.00 0.00 0.00 00:17:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 00:18:01 ens3 433.09 302.12 310.23 245.34 0.00 0.00 0.00 0.00 00:18:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 2050.87 1181.25 1465.39 530.15 0.00 0.00 0.00 0.00 Average: lo 9.96 9.96 2.31 2.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3815) 10/20/25 _x86_64_ (4 CPU) 00:05:22 LINUX RESTART (4 CPU) 00:06:02 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 32.54 0.00 1.61 3.46 0.07 62.32 00:07:01 0 48.26 0.00 1.80 2.18 0.08 47.68 00:07:01 1 22.46 0.00 1.21 7.68 0.08 68.57 00:07:01 2 37.73 0.00 2.33 3.55 0.07 56.33 00:07:01 3 21.82 0.00 1.11 0.45 0.07 76.54 00:08:01 all 68.04 0.00 2.60 0.58 0.12 28.65 00:08:01 0 73.06 0.00 2.43 0.18 0.12 24.21 00:08:01 1 69.62 0.00 2.97 0.18 0.12 27.11 00:08:01 2 63.78 0.00 2.94 0.47 0.13 32.68 00:08:01 3 65.71 0.00 2.10 1.49 0.10 30.60 00:09:01 all 40.24 0.00 2.00 0.15 0.07 57.53 00:09:01 0 41.35 0.00 2.40 0.02 0.07 56.17 00:09:01 1 38.76 0.00 1.90 0.07 0.08 59.19 00:09:01 2 39.34 0.00 2.47 0.38 0.07 57.74 00:09:01 3 41.54 0.00 1.24 0.15 0.07 57.01 00:10:01 all 54.48 0.00 2.25 0.08 0.10 43.10 00:10:01 0 46.00 0.00 2.40 0.02 0.10 51.48 00:10:01 1 55.23 0.00 2.58 0.03 0.08 42.08 00:10:01 2 60.26 0.00 1.94 0.12 0.10 37.58 00:10:01 3 56.48 0.00 2.07 0.13 0.10 41.21 00:11:01 all 49.51 0.00 2.33 0.08 0.08 48.00 00:11:01 0 49.40 0.00 1.87 0.07 0.08 48.58 00:11:01 1 51.07 0.00 2.65 0.03 0.08 46.17 00:11:01 2 48.88 0.00 2.39 0.00 0.10 48.63 00:11:01 3 48.70 0.00 2.42 0.18 0.07 48.63 00:12:01 all 48.56 0.00 12.95 0.19 0.08 38.21 00:12:01 0 45.31 0.00 13.95 0.74 0.08 39.91 00:12:01 1 49.17 0.00 14.77 0.00 0.08 35.98 00:12:01 2 52.84 0.00 10.28 0.00 0.08 36.79 00:12:01 3 46.93 0.00 12.82 0.03 0.10 40.12 00:13:01 all 44.47 0.00 12.44 1.08 0.14 41.86 00:13:01 0 45.67 0.00 15.47 0.03 0.10 38.72 00:13:01 1 44.70 0.00 9.58 0.07 0.18 45.47 00:13:01 2 47.01 0.00 16.08 0.17 0.16 36.57 00:13:01 3 40.49 0.00 8.54 4.10 0.12 46.75 00:14:01 all 45.89 0.00 19.41 0.01 0.11 34.57 00:14:01 0 47.18 0.00 24.37 0.02 0.10 28.33 00:14:01 1 45.71 0.00 21.03 0.00 0.10 33.16 00:14:01 2 48.89 0.00 22.16 0.02 0.12 28.82 00:14:01 3 41.78 0.00 10.11 0.02 0.12 47.98 00:15:01 all 38.16 0.00 1.68 0.03 0.08 60.06 00:15:01 0 38.05 0.00 1.50 0.07 0.08 60.29 00:15:01 1 36.07 0.00 2.23 0.00 0.08 61.62 00:15:01 2 39.66 0.00 1.46 0.00 0.07 58.81 00:15:01 3 38.83 0.00 1.56 0.03 0.08 59.50 00:16:01 all 39.98 0.00 5.60 0.05 0.07 54.30 00:16:01 0 37.65 0.00 1.82 0.02 0.05 60.46 00:16:01 1 50.63 0.00 17.75 0.00 0.08 31.54 00:16:01 2 33.06 0.00 1.54 0.00 0.07 65.33 00:16:01 3 38.58 0.00 1.25 0.20 0.07 59.90 00:17:01 all 56.53 0.00 1.99 0.76 0.09 40.62 00:17:01 0 51.55 0.00 2.41 1.09 0.08 44.87 00:17:01 1 75.61 0.00 2.12 0.00 0.08 22.19 00:17:01 2 41.09 0.00 2.08 0.17 0.08 56.58 00:17:01 3 57.87 0.00 1.37 1.80 0.13 38.82 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 40.29 0.00 1.75 0.28 0.06 57.62 00:18:01 0 50.58 0.00 2.04 0.47 0.05 46.86 00:18:01 1 25.56 0.00 2.05 0.02 0.05 72.32 00:18:01 2 40.84 0.00 1.47 0.05 0.05 57.59 00:18:01 3 44.23 0.00 1.40 0.57 0.07 53.73 Average: all 46.58 0.00 5.53 0.56 0.09 47.25 Average: 0 47.84 0.00 6.02 0.41 0.08 45.65 Average: 1 47.08 0.00 6.72 0.67 0.09 45.44 Average: 2 46.11 0.00 5.55 0.41 0.09 47.84 Average: 3 45.27 0.00 3.81 0.75 0.09 50.07