---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2628 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 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 1105 10653 0 4281 14606 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:92:bc:45 brd ff:ff:ff:ff:ff:ff inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85594sec preferred_lft 85594sec inet6 fe80::f816:3eff:fe92:bc45/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2628) 01/24/26 _x86_64_ (4 CPU) 13:20:21 LINUX RESTART (4 CPU) 13:21:01 tps rtps wtps bread/s bwrtn/s 13:22:01 341.58 19.26 322.31 703.35 15558.74 13:23:01 151.92 39.94 111.98 2380.80 20658.16 13:24:01 36.99 0.00 36.99 0.00 4965.68 13:25:01 38.37 0.00 38.37 0.00 4841.87 13:26:01 36.66 0.00 36.66 0.00 5108.08 13:27:01 28.40 0.02 28.38 0.13 4678.55 13:28:01 30.09 0.00 30.09 0.00 4654.05 13:29:01 54.87 0.00 54.87 0.00 5250.99 13:30:01 38.21 3.07 35.14 112.65 5150.47 13:31:01 84.67 3.22 81.45 127.85 31376.50 13:32:01 150.09 4.82 145.28 130.64 23383.57 13:33:01 31.44 2.68 28.76 70.92 21647.19 Average: 85.27 6.08 79.19 293.86 12272.72 13:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:22:01 13932492 15629832 2492476 15.17 68400 1823576 732276 4.19 584320 1681736 226784 13:23:01 11912876 13910396 4512092 27.47 76352 2107832 2158588 12.35 2393432 1872704 4180 13:24:01 11730336 13746780 4694632 28.58 76772 2125488 2181656 12.49 2556532 1890316 296 13:25:01 11654212 13690624 4770756 29.05 77392 2143460 2181768 12.49 2612232 1908248 336 13:26:01 11631468 13689452 4793500 29.18 77856 2163608 2202572 12.61 2613028 1928400 256 13:27:01 11615456 13688572 4809512 29.28 78312 2177320 2202572 12.61 2613728 1942100 184 13:28:01 11598628 13686936 4826340 29.38 78936 2190772 2202572 12.61 2614660 1955424 176 13:29:01 11565720 13683984 4859248 29.58 80116 2216720 2202572 12.61 2616048 1981500 964 13:30:01 10700324 13060764 5724644 34.85 81672 2451948 2759392 15.79 3269140 2179936 213152 13:31:01 8316644 11814392 8108324 49.37 97648 3476196 3964868 22.69 5021584 2703768 448316 13:32:01 8089356 11746344 8335612 50.75 101516 3622804 4007680 22.94 5171728 2771276 30372 13:33:01 10977580 15011916 5447388 33.17 102368 3988208 1221936 6.99 2296120 2756172 52 Average: 11143758 13613333 5281210 32.15 83112 2540661 2334871 13.36 2863546 2130965 77089 13:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:22:01 ens3 120.20 88.70 1230.04 29.70 0.00 0.00 0.00 0.00 13:22:01 lo 1.20 1.20 0.15 0.15 0.00 0.00 0.00 0.00 13:23:01 ens3 341.24 237.43 3397.41 53.24 0.00 0.00 0.00 0.00 13:23:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:24:01 ens3 1.97 1.12 1.58 1.12 0.00 0.00 0.00 0.00 13:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:25:01 ens3 0.27 0.22 0.07 0.26 0.00 0.00 0.00 0.00 13:25:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:26:01 ens3 0.35 0.25 0.14 0.33 0.00 0.00 0.00 0.00 13:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:27:01 ens3 0.42 0.25 0.12 0.26 0.00 0.00 0.00 0.00 13:27:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:28:01 ens3 0.58 0.17 0.16 0.22 0.00 0.00 0.00 0.00 13:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:29:01 ens3 0.83 0.60 0.39 0.83 0.00 0.00 0.00 0.00 13:29:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 ens3 128.86 84.55 148.94 23.34 0.00 0.00 0.00 0.00 13:30:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 13:31:01 ens3 130.38 77.40 535.99 26.86 0.00 0.00 0.00 0.00 13:31:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:32:01 ens3 256.99 165.14 600.35 50.28 0.00 0.00 0.00 0.00 13:32:01 lo 1.33 1.33 13.53 13.53 0.00 0.00 0.00 0.00 13:33:01 ens3 893.27 460.41 811.00 408.55 0.00 0.00 0.00 0.00 13:33:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 156.28 93.02 560.51 49.58 0.00 0.00 0.00 0.00 Average: lo 0.34 0.34 1.15 1.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2628) 01/24/26 _x86_64_ (4 CPU) 13:20:21 LINUX RESTART (4 CPU) 13:21:01 CPU %user %nice %system %iowait %steal %idle 13:22:01 all 19.06 0.00 1.52 4.94 0.05 74.43 13:22:01 0 16.77 0.00 0.87 1.42 0.03 80.91 13:22:01 1 35.46 0.00 2.44 3.67 0.07 58.36 13:22:01 2 19.76 0.00 2.04 4.74 0.05 73.41 13:22:01 3 4.16 0.00 0.77 9.95 0.08 85.04 13:23:01 all 46.44 0.00 1.58 1.52 0.08 50.38 13:23:01 0 39.06 0.00 1.55 3.11 0.07 56.21 13:23:01 1 48.35 0.00 1.67 1.47 0.08 48.42 13:23:01 2 60.32 0.00 1.50 0.89 0.07 37.23 13:23:01 3 38.05 0.00 1.59 0.60 0.08 59.68 13:24:01 all 38.25 0.00 0.12 0.32 0.05 61.26 13:24:01 0 13.75 0.00 0.13 0.27 0.05 85.80 13:24:01 1 25.37 0.00 0.15 0.97 0.05 73.47 13:24:01 2 99.45 0.00 0.17 0.03 0.08 0.27 13:24:01 3 14.30 0.00 0.05 0.00 0.03 85.62 13:25:01 all 27.95 0.00 0.09 0.23 0.03 71.69 13:25:01 0 28.54 0.00 0.10 0.05 0.03 71.28 13:25:01 1 48.57 0.00 0.13 0.85 0.03 50.41 13:25:01 2 34.26 0.00 0.12 0.03 0.03 65.56 13:25:01 3 0.35 0.00 0.02 0.00 0.02 99.62 13:26:01 all 25.37 0.00 0.05 0.26 0.03 74.29 13:26:01 0 19.00 0.00 0.03 0.00 0.02 80.95 13:26:01 1 35.78 0.00 0.10 1.00 0.03 63.09 13:26:01 2 16.77 0.00 0.03 0.02 0.02 83.16 13:26:01 3 29.92 0.00 0.08 0.02 0.05 69.93 13:27:01 all 25.15 0.00 0.05 0.42 0.03 74.35 13:27:01 0 0.13 0.00 0.03 0.02 0.02 99.80 13:27:01 1 0.40 0.00 0.02 1.67 0.02 97.90 13:27:01 2 99.78 0.00 0.13 0.00 0.05 0.03 13:27:01 3 0.15 0.00 0.02 0.00 0.03 99.80 13:28:01 all 25.29 0.00 0.06 0.40 0.03 74.22 13:28:01 0 0.10 0.00 0.02 0.00 0.02 99.87 13:28:01 1 0.48 0.00 0.02 1.55 0.02 97.93 13:28:01 2 99.73 0.00 0.17 0.03 0.05 0.02 13:28:01 3 0.88 0.00 0.07 0.00 0.03 99.02 13:29:01 all 25.10 0.00 0.09 0.48 0.04 74.28 13:29:01 0 0.15 0.00 0.08 0.00 0.03 99.73 13:29:01 1 0.37 0.00 0.02 1.92 0.02 97.68 13:29:01 2 99.62 0.00 0.25 0.03 0.07 0.03 13:29:01 3 0.15 0.00 0.00 0.00 0.02 99.83 13:30:01 all 48.31 0.00 0.69 0.38 0.06 50.57 13:30:01 0 51.14 0.00 0.72 0.00 0.05 48.09 13:30:01 1 29.64 0.00 0.54 1.32 0.07 68.44 13:30:01 2 75.66 0.00 0.53 0.10 0.07 23.64 13:30:01 3 36.72 0.00 0.95 0.07 0.05 62.21 13:31:01 all 53.34 0.00 2.81 1.33 0.07 42.46 13:31:01 0 53.69 0.00 1.60 0.22 0.07 44.42 13:31:01 1 67.81 0.00 6.03 1.19 0.08 24.89 13:31:01 2 42.82 0.00 1.17 0.03 0.08 55.89 13:31:01 3 49.01 0.00 2.45 3.89 0.08 44.57 13:32:01 all 59.58 0.00 2.37 1.29 0.08 36.67 13:32:01 0 59.76 0.00 1.93 0.69 0.08 37.55 13:32:01 1 59.17 0.00 2.58 1.59 0.08 36.58 13:32:01 2 69.90 0.00 2.42 0.07 0.10 27.51 13:32:01 3 49.51 0.00 2.52 2.84 0.08 45.05 13:32:01 CPU %user %nice %system %iowait %steal %idle 13:33:01 all 32.01 0.00 1.43 0.75 0.06 65.75 13:33:01 0 27.46 0.00 0.95 0.08 0.07 71.44 13:33:01 1 29.49 0.00 1.52 2.09 0.03 66.86 13:33:01 2 30.23 0.00 1.30 0.00 0.05 68.42 13:33:01 3 40.86 0.00 1.95 0.82 0.07 56.30 Average: all 35.48 0.00 0.91 1.03 0.05 62.54 Average: 0 25.77 0.00 0.67 0.49 0.04 73.03 Average: 1 31.73 0.00 1.27 1.61 0.05 65.35 Average: 2 62.39 0.00 0.82 0.50 0.06 36.24 Average: 3 22.02 0.00 0.87 1.51 0.05 75.54