---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-596 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: 2799.974 BogoMIPS: 5599.94 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 11G 67G 14% / 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 569 10924 0 4546 15142 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:cb:d4:00 brd ff:ff:ff:ff:ff:ff inet 10.30.106.8/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85601sec preferred_lft 85601sec inet6 fe80::f816:3eff:fecb:d400/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-596) 04/11/26 _x86_64_ (4 CPU) 21:43:40 LINUX RESTART (4 CPU) 21:44:01 tps rtps wtps bread/s bwrtn/s 21:45:01 367.24 47.38 319.86 2346.68 53437.09 21:46:01 113.43 11.33 102.10 727.35 15513.15 21:47:01 32.06 0.00 32.06 0.00 802.80 21:48:01 29.97 0.00 29.97 0.00 766.94 21:49:01 34.08 0.00 34.08 0.00 936.00 21:50:01 33.08 0.02 33.06 0.13 743.34 21:51:01 23.35 0.00 23.35 0.00 590.17 21:52:01 35.24 0.00 35.24 0.00 831.59 21:53:01 55.31 0.43 54.87 15.86 1265.92 21:54:01 39.78 5.90 33.88 229.30 10055.12 21:55:01 193.30 2.62 190.68 76.65 36869.72 21:56:01 26.22 4.32 21.91 239.39 12685.37 Average: 81.92 6.00 75.92 302.94 11207.98 21:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:45:01 13617156 15450756 2807804 17.09 70416 1956412 888376 5.08 779292 1799372 299364 21:46:01 11951220 13940936 4473740 27.24 75512 2101992 2021664 11.57 2359156 1871784 428 21:47:01 11652664 13661496 4772296 29.06 75928 2119684 2037896 11.66 2637732 1889400 0 21:48:01 11467228 13494592 4957732 30.18 76332 2136792 2026360 11.60 2803692 1906512 532 21:49:01 11443836 13492876 4981124 30.33 76744 2157020 2047892 11.72 2805236 1926732 256 21:50:01 11423176 13490652 5001784 30.45 77348 2173440 2047892 11.72 2806100 1943136 420 21:51:01 11408752 13490208 5016208 30.54 77768 2186120 2047892 11.72 2806564 1955816 280 21:52:01 11386948 13488324 5038012 30.67 78580 2203484 2047892 11.72 2807616 1973180 764 21:53:01 11194108 13462256 5230852 31.85 79944 2364056 2047888 11.72 2831744 2132504 134452 21:54:01 10629356 13630284 5795604 35.29 90932 3030304 2029872 11.62 2783880 2680588 514096 21:55:01 9801732 13506276 6623228 40.32 100300 3669052 2108548 12.07 3418896 2815396 82200 21:56:01 9936068 14241388 6488892 39.51 102252 4248920 1938300 11.09 2952692 3130952 284608 Average: 11326020 13779170 5098940 31.04 81838 2528940 1940873 11.11 2649383 2168781 109783 21:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:45:01 ens3 149.18 117.96 1857.65 36.23 0.00 0.00 0.00 0.00 21:45:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 21:46:01 ens3 287.65 207.78 1938.69 46.50 0.00 0.00 0.00 0.00 21:46:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:47:01 ens3 0.75 0.53 0.38 0.95 0.00 0.00 0.00 0.00 21:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 ens3 0.28 0.13 0.07 0.05 0.00 0.00 0.00 0.00 21:48:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:49:01 ens3 0.35 0.30 0.14 0.47 0.00 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 ens3 0.28 0.17 0.07 0.04 0.00 0.00 0.00 0.00 21:50:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:51:01 ens3 0.27 0.13 0.12 0.22 0.00 0.00 0.00 0.00 21:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 ens3 0.28 0.23 0.07 0.23 0.00 0.00 0.00 0.00 21:52:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:53:01 ens3 21.66 13.10 5.00 4.08 0.00 0.00 0.00 0.00 21:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:54:01 ens3 202.60 131.41 170.92 36.76 0.00 0.00 0.00 0.00 21:54:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:55:01 ens3 318.43 194.12 1007.87 57.22 0.00 0.00 0.00 0.00 21:55:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 21:56:01 ens3 710.71 474.16 3426.78 122.95 0.00 0.00 0.00 0.00 21:56:01 lo 1.97 1.97 13.60 13.60 0.00 0.00 0.00 0.00 Average: ens3 141.04 95.01 700.68 25.48 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 1.16 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-596) 04/11/26 _x86_64_ (4 CPU) 21:43:40 LINUX RESTART (4 CPU) 21:44:01 CPU %user %nice %system %iowait %steal %idle 21:45:01 all 22.30 0.00 1.84 4.31 0.06 71.49 21:45:01 0 19.53 0.00 1.92 3.25 0.05 75.25 21:45:01 1 36.99 0.00 3.12 2.00 0.08 57.80 21:45:01 2 15.00 0.00 1.54 9.92 0.07 73.48 21:45:01 3 17.65 0.00 0.77 2.07 0.07 79.44 21:46:01 all 49.07 0.00 1.14 0.68 0.07 49.04 21:46:01 0 58.63 0.00 1.32 0.27 0.08 39.70 21:46:01 1 33.44 0.00 0.63 0.58 0.07 65.29 21:46:01 2 55.23 0.00 1.35 1.25 0.07 42.10 21:46:01 3 49.13 0.00 1.25 0.60 0.07 48.95 21:47:01 all 37.57 0.00 0.12 0.01 0.05 62.25 21:47:01 0 72.41 0.00 0.10 0.00 0.05 27.44 21:47:01 1 18.90 0.00 0.08 0.03 0.07 80.92 21:47:01 2 15.26 0.00 0.13 0.00 0.02 84.59 21:47:01 3 43.84 0.00 0.20 0.02 0.05 55.89 21:48:01 all 34.12 0.00 0.14 0.01 0.04 65.69 21:48:01 0 99.12 0.00 0.20 0.00 0.07 0.62 21:48:01 1 5.60 0.00 0.05 0.03 0.05 94.26 21:48:01 2 18.13 0.00 0.23 0.00 0.02 81.62 21:48:01 3 13.55 0.00 0.07 0.00 0.03 86.35 21:49:01 all 28.40 0.00 0.08 0.01 0.03 71.48 21:49:01 0 99.20 0.00 0.15 0.00 0.07 0.58 21:49:01 1 0.82 0.00 0.05 0.03 0.03 99.06 21:49:01 2 11.47 0.00 0.07 0.00 0.02 88.45 21:49:01 3 1.95 0.00 0.05 0.02 0.00 97.98 21:50:01 all 27.44 0.00 0.08 0.01 0.03 72.43 21:50:01 0 96.87 0.00 0.17 0.00 0.03 2.93 21:50:01 1 1.19 0.00 0.03 0.05 0.05 98.68 21:50:01 2 9.02 0.00 0.12 0.00 0.02 90.85 21:50:01 3 2.53 0.00 0.00 0.00 0.00 97.47 21:51:01 all 26.64 0.00 0.05 0.02 0.02 73.27 21:51:01 0 6.37 0.00 0.02 0.00 0.02 93.60 21:51:01 1 6.36 0.00 0.03 0.05 0.05 93.51 21:51:01 2 84.94 0.00 0.10 0.00 0.05 14.90 21:51:01 3 9.22 0.00 0.05 0.02 0.02 90.70 21:52:01 all 26.61 0.00 0.07 0.01 0.03 73.27 21:52:01 0 28.55 0.00 0.05 0.00 0.03 71.37 21:52:01 1 4.45 0.00 0.05 0.05 0.05 95.40 21:52:01 2 60.33 0.00 0.10 0.00 0.03 39.53 21:52:01 3 13.42 0.00 0.07 0.00 0.02 86.50 21:53:01 all 35.03 0.00 0.28 0.03 0.05 64.61 21:53:01 0 24.65 0.00 0.37 0.00 0.05 74.93 21:53:01 1 21.48 0.00 0.25 0.13 0.07 78.07 21:53:01 2 66.84 0.00 0.38 0.00 0.05 32.73 21:53:01 3 27.29 0.00 0.12 0.02 0.03 72.54 21:54:01 all 70.14 0.00 1.55 0.16 0.08 28.08 21:54:01 0 68.79 0.00 2.36 0.02 0.07 28.76 21:54:01 1 68.03 0.00 1.29 0.35 0.07 30.27 21:54:01 2 74.91 0.00 1.62 0.12 0.08 23.27 21:54:01 3 68.86 0.00 0.92 0.13 0.07 30.02 21:55:01 all 55.79 0.00 2.80 0.64 0.08 40.70 21:55:01 0 44.74 0.00 2.23 0.50 0.07 52.46 21:55:01 1 61.10 0.00 3.56 1.90 0.08 33.35 21:55:01 2 61.38 0.00 1.29 0.02 0.07 37.25 21:55:01 3 56.07 0.00 4.13 0.15 0.08 39.57 21:55:01 CPU %user %nice %system %iowait %steal %idle 21:56:01 all 55.79 0.00 2.38 0.19 0.08 41.57 21:56:01 0 48.22 0.00 2.60 0.47 0.08 48.63 21:56:01 1 52.75 0.00 1.80 0.12 0.08 45.25 21:56:01 2 55.95 0.00 1.72 0.07 0.07 42.20 21:56:01 3 66.17 0.00 3.42 0.08 0.08 30.24 Average: all 39.07 0.00 0.88 0.51 0.05 59.50 Average: 0 55.59 0.00 0.96 0.37 0.06 43.02 Average: 1 25.87 0.00 0.91 0.44 0.06 72.72 Average: 2 44.03 0.00 0.72 0.94 0.05 54.26 Average: 3 30.81 0.00 0.92 0.26 0.04 67.97