---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14155 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 16G 140G 10% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 881 23087 0 8197 30830 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:35:46:c9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.187/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85954sec preferred_lft 85954sec inet6 fe80::f816:3eff:fe35:46c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:47:59:e3:05 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:47ff:fe59:e305/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14155) 11/20/25 _x86_64_ (8 CPU) 23:10:21 LINUX RESTART (8 CPU) 23:11:01 tps rtps wtps bread/s bwrtn/s 23:12:01 166.72 23.80 142.93 2326.28 83494.75 23:13:01 738.96 4.07 734.89 453.79 259804.17 23:14:01 15.06 0.05 15.01 6.80 460.65 23:15:01 234.21 7.48 226.73 1352.31 39884.82 23:16:01 7.18 0.00 7.18 0.00 191.70 23:17:01 56.53 0.83 55.70 39.59 996.20 Average: 203.10 6.04 197.06 696.42 64135.19 23:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:12:01 27448216 31515808 5491004 16.67 89004 4238392 2698920 7.94 1065296 4018780 2489148 23:13:01 23163256 30632252 9775964 29.68 163408 7365640 7181268 21.13 2188396 6917900 152 23:14:01 22146676 29611352 10792544 32.77 164768 7361396 8529248 25.10 3272448 6834460 260 23:15:01 21320668 29402988 11618552 35.27 198204 7887052 8938892 26.30 3917680 6946732 2152 23:16:01 21315100 29398648 11624120 35.29 198380 7888120 9002540 26.49 3925764 6944536 356 23:17:01 23682068 31600716 9257152 28.10 199128 7717056 1607420 4.73 1828096 6752112 2012 Average: 23179331 30360294 9759889 29.63 168815 7076276 6326381 18.61 2699613 6402420 415680 23:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:12:01 lo 12.73 12.73 1.20 1.20 0.00 0.00 0.00 0.00 23:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 ens3 802.35 472.20 23971.38 44.39 0.00 0.00 0.00 0.00 23:13:01 veth5a0d0b9 1.58 1.65 0.16 0.17 0.00 0.00 0.00 0.00 23:13:01 lo 3.27 3.27 0.28 0.28 0.00 0.00 0.00 0.00 23:13:01 vethd43f0ef 1.30 1.75 0.15 0.17 0.00 0.00 0.00 0.00 23:13:01 veth021729f 0.40 0.52 0.03 0.03 0.00 0.00 0.00 0.00 23:14:01 veth5a0d0b9 16.03 13.46 1.96 2.04 0.00 0.00 0.00 0.00 23:14:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 23:14:01 vethd43f0ef 3.53 4.12 0.62 0.68 0.00 0.00 0.00 0.00 23:14:01 veth021729f 3.70 4.68 0.59 0.47 0.00 0.00 0.00 0.00 23:15:01 veth5a0d0b9 13.83 9.37 1.05 1.36 0.00 0.00 0.00 0.00 23:15:01 lo 1.83 1.83 0.14 0.14 0.00 0.00 0.00 0.00 23:15:01 vethd43f0ef 0.17 0.37 0.01 0.02 0.00 0.00 0.00 0.00 23:15:01 veth021729f 3.25 4.77 0.53 0.37 0.00 0.00 0.00 0.00 23:16:01 veth5a0d0b9 14.10 9.55 1.10 1.40 0.00 0.00 0.00 0.00 23:16:01 lo 1.20 1.20 0.09 0.09 0.00 0.00 0.00 0.00 23:16:01 vethd43f0ef 0.17 0.35 0.01 0.02 0.00 0.00 0.00 0.00 23:16:01 veth021729f 3.27 4.73 0.54 0.37 0.00 0.00 0.00 0.00 23:17:01 lo 2.87 2.87 0.26 0.26 0.00 0.00 0.00 0.00 23:17:01 docker0 36.35 57.61 3.62 1423.82 0.00 0.00 0.00 0.00 23:17:01 ens3 1932.66 1134.34 47413.66 164.17 0.00 0.00 0.00 0.00 Average: lo 3.90 3.90 0.35 0.35 0.00 0.00 0.00 0.00 Average: docker0 6.06 9.60 0.60 237.33 0.00 0.00 0.00 0.00 Average: ens3 263.15 150.85 7763.46 15.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14155) 11/20/25 _x86_64_ (8 CPU) 23:10:21 LINUX RESTART (8 CPU) 23:11:01 CPU %user %nice %system %iowait %steal %idle 23:12:01 all 12.79 0.00 2.71 2.79 0.04 81.67 23:12:01 0 33.20 0.00 4.05 3.55 0.07 59.13 23:12:01 1 7.18 0.00 2.47 0.48 0.03 89.83 23:12:01 2 26.48 0.00 3.16 0.70 0.05 69.60 23:12:01 3 10.78 0.00 2.69 0.38 0.03 86.11 23:12:01 4 4.27 0.00 2.21 15.87 0.05 77.60 23:12:01 5 10.38 0.00 3.23 0.53 0.03 85.83 23:12:01 6 5.09 0.00 1.90 0.77 0.07 92.18 23:12:01 7 4.87 0.00 1.90 0.02 0.03 93.18 23:13:01 all 23.30 0.00 8.63 11.59 0.08 56.41 23:13:01 0 23.88 0.00 8.31 12.45 0.08 55.28 23:13:01 1 19.64 0.00 8.35 13.75 0.07 58.19 23:13:01 2 22.66 0.00 8.50 3.37 0.08 65.37 23:13:01 3 22.12 0.00 9.88 30.34 0.10 37.56 23:13:01 4 26.95 0.00 8.87 5.77 0.07 58.34 23:13:01 5 23.25 0.00 9.06 11.64 0.09 55.97 23:13:01 6 23.26 0.00 7.50 2.76 0.08 66.40 23:13:01 7 24.61 0.00 8.53 12.80 0.07 53.99 23:14:01 all 19.03 0.00 1.59 0.05 0.06 79.27 23:14:01 0 26.30 0.00 2.27 0.17 0.07 71.20 23:14:01 1 16.21 0.00 1.19 0.10 0.07 82.44 23:14:01 2 23.59 0.00 1.84 0.00 0.07 74.51 23:14:01 3 19.63 0.00 1.56 0.02 0.05 78.75 23:14:01 4 21.52 0.00 1.85 0.05 0.07 76.51 23:14:01 5 14.91 0.00 1.36 0.00 0.07 83.67 23:14:01 6 15.58 0.00 1.23 0.02 0.07 83.10 23:14:01 7 14.41 0.00 1.49 0.02 0.05 84.03 23:15:01 all 9.47 0.00 2.56 1.55 0.07 86.35 23:15:01 0 8.67 0.00 2.25 0.23 0.07 88.78 23:15:01 1 8.88 0.00 2.27 1.31 0.07 87.47 23:15:01 2 14.03 0.00 3.14 2.40 0.07 80.35 23:15:01 3 12.45 0.00 2.88 3.52 0.08 81.06 23:15:01 4 10.24 0.00 3.00 0.99 0.10 85.67 23:15:01 5 8.53 0.00 2.23 2.77 0.08 86.38 23:15:01 6 7.68 0.00 2.79 0.94 0.07 88.52 23:15:01 7 5.27 0.00 1.88 0.23 0.05 92.57 23:16:01 all 3.73 0.00 0.40 0.04 0.05 95.78 23:16:01 0 3.45 0.00 0.37 0.02 0.03 96.13 23:16:01 1 4.26 0.00 0.47 0.20 0.08 94.99 23:16:01 2 5.56 0.00 0.57 0.00 0.07 93.80 23:16:01 3 2.43 0.00 0.67 0.03 0.08 96.78 23:16:01 4 3.12 0.00 0.27 0.00 0.05 96.56 23:16:01 5 2.85 0.00 0.25 0.00 0.02 96.88 23:16:01 6 3.55 0.00 0.25 0.02 0.03 96.15 23:16:01 7 4.60 0.00 0.35 0.02 0.05 94.98 23:17:01 all 1.94 0.00 0.77 0.10 0.05 97.15 23:17:01 0 1.34 0.00 0.70 0.05 0.05 97.86 23:17:01 1 2.60 0.00 0.85 0.50 0.03 96.01 23:17:01 2 1.92 0.00 0.77 0.03 0.05 97.23 23:17:01 3 1.56 0.00 0.84 0.07 0.05 97.49 23:17:01 4 2.53 0.00 0.83 0.07 0.03 96.54 23:17:01 5 1.44 0.00 0.72 0.02 0.03 97.79 23:17:01 6 2.22 0.00 0.84 0.03 0.07 96.84 23:17:01 7 1.87 0.00 0.64 0.07 0.05 97.37 Average: all 11.68 0.00 2.76 2.67 0.06 82.82 Average: 0 16.14 0.00 2.98 2.73 0.06 78.08 Average: 1 9.77 0.00 2.58 2.70 0.06 84.89 Average: 2 15.69 0.00 2.99 1.08 0.06 80.17 Average: 3 11.47 0.00 3.07 5.67 0.07 79.72 Average: 4 11.40 0.00 2.83 3.78 0.06 81.93 Average: 5 10.19 0.00 2.79 2.47 0.05 84.51 Average: 6 9.56 0.00 2.41 0.75 0.06 87.22 Average: 7 9.24 0.00 2.45 2.17 0.05 86.08