---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1266 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.1G 11G 48% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 520 5136 0 2319 7174 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:05:4e:ff brd ff:ff:ff:ff:ff:ff inet 10.32.6.234/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85990sec preferred_lft 85990sec inet6 fe80::f816:3eff:fe05:4eff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:49:be:df 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 ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1266) 12/20/25 _x86_64_ (4 CPU) 13:33:13 LINUX RESTART (4 CPU) 13:34:02 tps rtps wtps bread/s bwrtn/s 13:35:01 75.25 20.96 54.29 717.45 5610.98 13:36:01 80.70 31.66 49.04 1669.99 8377.54 13:37:01 27.57 0.15 27.42 2.53 5555.08 13:38:01 20.96 0.13 20.83 1.33 3371.04 13:39:01 33.28 11.90 21.38 837.46 1198.47 13:40:01 20.33 0.75 19.58 29.60 1349.64 Average: 42.93 10.90 32.03 542.56 4240.06 13:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:35:01 5646972 7321048 2520448 30.86 52152 1791652 1063632 11.54 679116 1647884 142768 13:36:01 5387128 7247576 2780292 34.04 61092 1961148 1177844 12.78 768356 1802592 86136 13:37:01 5305164 7242116 2862256 35.04 63260 2033456 1125740 12.22 776288 1872940 2100 13:38:01 5162044 7196196 3005376 36.80 65748 2125160 1156716 12.55 823716 1961652 4168 13:39:01 5306016 7387420 2861404 35.03 69048 2168172 989508 10.74 704972 1934980 25624 13:40:01 5266924 7353136 2900496 35.51 71088 2170384 998452 10.83 757008 1921160 10740 Average: 5345708 7291249 2821712 34.55 63731 2041662 1085315 11.78 751576 1856868 45256 13:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:35:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 13:35:01 ens3 78.14 60.67 826.36 6.85 0.00 0.00 0.00 0.00 13:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:36:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 13:36:01 ens3 92.43 67.37 443.64 21.88 0.00 0.00 0.00 0.00 13:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:37:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:37:01 ens3 117.03 128.41 1193.62 18.91 0.00 0.00 0.00 0.00 13:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:38:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:38:01 ens3 220.16 249.44 1522.59 35.86 0.00 0.00 0.00 0.00 13:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 lo 1.28 1.28 0.37 0.37 0.00 0.00 0.00 0.00 13:39:01 ens3 91.47 84.49 209.91 28.14 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 13:40:01 ens3 8.87 10.65 6.56 6.03 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 101.41 100.28 700.11 19.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1266) 12/20/25 _x86_64_ (4 CPU) 13:33:13 LINUX RESTART (4 CPU) 13:34:02 CPU %user %nice %system %iowait %steal %idle 13:35:01 all 19.05 0.00 1.27 2.46 1.75 75.47 13:35:01 0 24.77 0.00 1.55 0.98 1.88 70.82 13:35:01 1 34.83 0.00 1.91 1.18 2.01 60.07 13:35:01 2 12.40 0.00 0.77 0.35 2.13 84.34 13:35:01 3 4.20 0.00 0.81 7.38 0.93 86.68 13:36:01 all 18.26 0.00 1.21 2.11 2.48 75.93 13:36:01 0 31.84 0.00 1.46 1.00 2.47 63.23 13:36:01 1 19.15 0.00 1.14 1.16 2.23 76.32 13:36:01 2 9.24 0.00 1.18 3.52 2.90 83.16 13:36:01 3 12.93 0.00 1.08 2.75 2.32 80.93 13:37:01 all 8.86 0.00 0.61 0.31 1.69 88.53 13:37:01 0 15.66 0.00 0.61 0.17 1.92 81.64 13:37:01 1 4.04 0.00 0.10 0.00 0.66 95.20 13:37:01 2 6.39 0.00 0.81 1.05 1.66 90.10 13:37:01 3 9.33 0.00 0.94 0.03 2.52 87.18 13:38:01 all 8.05 0.00 0.74 0.12 1.71 89.39 13:38:01 0 7.62 0.00 0.76 0.02 1.83 89.77 13:38:01 1 6.79 0.00 0.56 0.08 1.19 91.37 13:38:01 2 9.60 0.00 0.94 0.36 1.59 87.50 13:38:01 3 8.20 0.00 0.74 0.00 2.19 88.87 13:39:01 all 39.43 0.00 1.56 0.99 4.80 53.22 13:39:01 0 30.96 0.00 1.40 0.71 4.23 62.70 13:39:01 1 60.92 0.00 2.01 0.98 5.54 30.56 13:39:01 2 33.62 0.00 1.29 0.63 4.60 59.86 13:39:01 3 32.31 0.00 1.53 1.65 4.83 59.68 13:40:01 all 20.73 0.00 0.83 0.69 1.19 76.55 13:40:01 0 20.40 0.00 0.40 0.12 1.13 77.96 13:40:01 1 21.85 0.00 0.90 0.08 1.15 76.02 13:40:01 2 32.82 0.00 1.10 0.40 1.89 63.79 13:40:01 3 7.81 0.00 0.92 2.18 0.62 88.48 Average: all 19.07 0.00 1.04 1.11 2.27 76.51 Average: 0 21.86 0.00 1.03 0.50 2.25 74.37 Average: 1 24.57 0.00 1.10 0.58 2.13 71.61 Average: 2 17.35 0.00 1.02 1.06 2.47 78.11 Average: 3 12.51 0.00 1.00 2.31 2.24 81.93