---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-76 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: 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): 0-7 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 12G 144G 8% / 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 829 27824 0 3513 30882 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:87:5b:ac brd ff:ff:ff:ff:ff:ff inet 10.30.107.154/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fe87:5bac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3f:5a:3b:e8 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::42:3fff:fe5a:3be8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-76) 06/22/26 _x86_64_ (8 CPU) 10:10:53 LINUX RESTART (8 CPU) 10:11:01 tps rtps wtps bread/s bwrtn/s 10:12:02 379.55 73.82 305.73 5305.38 125841.43 10:13:01 201.02 43.11 157.91 3168.01 82265.65 10:14:01 361.51 9.55 351.96 973.70 41737.04 Average: 314.66 42.15 272.50 3148.92 83287.05 10:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:12:02 30228340 31755860 2710880 8.23 66508 1772544 1351968 3.98 788368 1633140 160500 10:13:01 28681180 30923948 4258040 12.93 99120 2432756 2050140 6.03 1772344 2146112 291112 10:14:01 26638544 29799660 6300676 19.13 116084 3317152 3758256 11.06 3198772 2682960 1464 Average: 28516021 30826489 4423199 13.43 93904 2507484 2386788 7.02 1919828 2154071 151025 10:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:02 ens3 389.22 264.21 1644.05 74.55 0.00 0.00 0.00 0.00 10:12:02 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 ens3 252.08 183.93 4138.16 25.80 0.00 0.00 0.00 0.00 10:13:01 lo 89.12 89.12 15.50 15.50 0.00 0.00 0.00 0.00 10:14:01 docker0 2.65 3.18 0.32 0.51 0.00 0.00 0.00 0.00 10:14:01 ens3 280.54 170.69 3706.70 16.39 0.00 0.00 0.00 0.00 10:14:01 veth6e28345 0.10 0.33 0.01 0.03 0.00 0.00 0.00 0.00 10:14:01 vethc35ba72 2.55 3.10 0.35 0.50 0.00 0.00 0.00 0.00 Average: docker0 0.89 1.07 0.11 0.17 0.00 0.00 0.00 0.00 Average: ens3 307.59 206.40 3157.52 38.99 0.00 0.00 0.00 0.00 Average: veth6e28345 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethc35ba72 0.85 1.04 0.12 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-76) 06/22/26 _x86_64_ (8 CPU) 10:10:53 LINUX RESTART (8 CPU) 10:11:01 CPU %user %nice %system %iowait %steal %idle 10:12:02 all 8.97 0.00 1.26 2.81 0.04 86.91 10:12:02 0 3.60 0.00 0.97 0.28 0.05 95.10 10:12:02 1 3.78 0.00 0.64 0.38 0.03 95.16 10:12:02 2 3.64 0.00 0.63 3.78 0.03 91.91 10:12:02 3 11.40 0.00 1.87 8.61 0.03 78.09 10:12:02 4 10.51 0.00 1.25 3.27 0.03 84.93 10:12:02 5 3.18 0.00 0.65 5.07 0.03 91.07 10:12:02 6 25.50 0.00 3.10 0.90 0.07 70.43 10:12:02 7 10.15 0.00 0.93 0.25 0.03 88.63 10:13:01 all 22.27 0.00 1.12 1.48 0.06 75.08 10:13:01 0 17.20 0.00 0.90 0.48 0.05 81.37 10:13:01 1 17.33 0.00 0.87 0.02 0.05 81.74 10:13:01 2 15.95 0.00 0.80 1.56 0.05 81.64 10:13:01 3 18.99 0.00 1.07 2.52 0.05 77.38 10:13:01 4 45.00 0.00 1.88 0.68 0.08 52.36 10:13:01 5 18.58 0.00 0.82 1.55 0.07 78.99 10:13:01 6 22.32 0.00 1.14 4.39 0.07 72.08 10:13:01 7 22.72 0.00 1.48 0.65 0.05 75.10 10:14:01 all 27.61 0.00 2.27 1.12 0.08 68.92 10:14:01 0 21.35 0.00 1.96 0.05 0.07 76.57 10:14:01 1 27.73 0.00 1.94 0.25 0.07 70.02 10:14:01 2 29.06 0.00 2.55 1.78 0.10 66.51 10:14:01 3 24.10 0.00 1.90 0.50 0.08 73.42 10:14:01 4 32.73 0.00 4.39 4.71 0.08 58.08 10:14:01 5 30.01 0.00 1.76 0.59 0.08 67.56 10:14:01 6 27.12 0.00 1.90 0.20 0.07 70.71 10:14:01 7 28.76 0.00 1.78 0.94 0.07 68.46 Average: all 19.59 0.00 1.55 1.81 0.06 76.99 Average: 0 14.03 0.00 1.28 0.27 0.06 84.37 Average: 1 16.28 0.00 1.15 0.22 0.05 82.30 Average: 2 16.21 0.00 1.33 2.38 0.06 80.03 Average: 3 18.15 0.00 1.62 3.89 0.06 76.29 Average: 4 29.32 0.00 2.51 2.90 0.07 65.21 Average: 5 17.24 0.00 1.08 2.41 0.06 79.21 Average: 6 25.00 0.00 2.06 1.81 0.07 71.07 Average: 7 20.51 0.00 1.40 0.61 0.05 77.43