---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1754 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: 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): 0-3 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 704K 797M 1% /run /dev/vda1 20G 13G 6.6G 66% / 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: 7976 506 1277 0 6191 7170 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:93:c8:7e brd ff:ff:ff:ff:ff:ff inet 10.32.7.181/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85892sec preferred_lft 85892sec inet6 fe80::f816:3eff:fe93:c87e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7d:0f:86:2c 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::42:7dff:fe0f:862c/64 scope link valid_lft forever preferred_lft forever 4: br-3b87258ac559: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:42:82:01:6d brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-3b87258ac559 valid_lft forever preferred_lft forever inet6 fe80::42:42ff:fe82:16d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1754) 08/23/25 _x86_64_ (4 CPU) 08:23:39 LINUX RESTART (4 CPU) 08:24:01 tps rtps wtps bread/s bwrtn/s 08:25:02 152.37 68.71 83.66 5546.95 40546.23 08:26:01 59.76 0.15 59.61 26.57 9165.30 08:27:01 141.55 13.11 128.44 2251.38 73524.03 08:28:01 95.73 3.02 92.72 450.99 38324.55 08:29:01 75.95 0.20 75.75 24.26 10411.60 08:30:01 106.15 7.20 98.95 1274.24 53096.97 08:31:01 43.73 0.33 43.39 34.53 1197.40 08:32:01 21.58 0.72 20.86 37.99 1319.38 Average: 87.16 11.70 75.46 1208.42 28489.73 08:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:02 5872700 7420204 2294728 28.10 39232 1687268 975804 10.59 587680 1534452 64064 08:26:01 5588968 7373096 2578460 31.57 57588 1892532 1005688 10.91 647124 1731532 103772 08:27:01 3571700 6888296 4595728 56.27 81800 3349040 1812584 19.67 1214416 3094096 5740 08:28:01 1870044 6356108 6297384 77.10 101256 4440160 4054180 43.99 2009176 3923180 1520 08:29:01 2490224 7277028 5677204 69.51 107284 4722552 1509820 16.38 1268996 4045072 2168 08:30:01 768416 6789372 7399012 90.59 129752 5866768 3969300 43.07 1988512 4967916 1592 08:31:01 1333160 7361652 6834268 83.68 133120 5872868 1159956 12.59 1510188 4893696 23084 08:32:01 1321068 7355356 6846360 83.83 134860 5875672 1145696 12.43 1520812 4893484 10984 Average: 2852035 7102639 5315393 65.08 98112 4213358 1954128 21.20 1343363 3635428 26616 08:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:25:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:02 ens3 451.87 239.45 1367.35 67.35 0.00 0.00 0.00 0.00 08:26:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 ens3 45.07 35.80 644.20 4.81 0.00 0.00 0.00 0.00 08:27:01 lo 2.13 2.13 0.23 0.23 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 ens3 1853.97 530.34 13376.69 61.52 0.00 0.00 0.00 0.00 08:28:01 veth088cf74 1.78 2.77 0.21 0.27 0.00 0.00 0.00 0.00 08:28:01 lo 7.73 7.73 0.84 0.84 0.00 0.00 0.00 0.00 08:28:01 veth4ea0ee5 0.60 0.72 0.06 0.07 0.00 0.00 0.00 0.00 08:28:01 br-3b87258ac559 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 08:29:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:29:01 br-3b87258ac559 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 veth1c13a79 7.20 12.53 1.58 30.73 0.00 0.00 0.00 0.00 08:29:01 docker0 155.94 617.16 15.57 3100.85 0.00 0.00 0.00 0.00 08:30:01 lo 2.13 2.13 0.30 0.30 0.00 0.00 0.00 0.00 08:30:01 br-3b87258ac559 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 vethf71372c 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:30:01 veth49c839b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:31:01 lo 5.37 5.37 0.45 0.45 0.00 0.00 0.00 0.00 08:31:01 br-3b87258ac559 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 docker0 288.35 1170.37 27.60 6096.17 0.00 0.00 0.00 0.00 08:31:01 ens3 5526.96 2132.89 38704.55 980.59 0.00 0.00 0.00 0.00 08:32:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:32:01 br-3b87258ac559 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 ens3 8.35 10.18 6.40 4.70 0.00 0.00 0.00 0.00 Average: lo 2.49 2.49 0.26 0.26 0.00 0.00 0.00 0.00 Average: br-3b87258ac559 0.11 0.16 0.01 0.02 0.00 0.00 0.00 0.00 Average: docker0 36.12 146.59 3.46 763.55 0.00 0.00 0.00 0.00 Average: ens3 692.03 267.65 4848.38 123.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1754) 08/23/25 _x86_64_ (4 CPU) 08:23:39 LINUX RESTART (4 CPU) 08:24:01 CPU %user %nice %system %iowait %steal %idle 08:25:02 all 19.98 0.00 2.90 5.38 2.28 69.45 08:25:02 0 23.10 0.00 4.85 6.32 1.99 63.74 08:25:02 1 21.45 0.00 2.22 6.89 2.70 66.74 08:25:02 2 24.86 0.00 2.95 3.95 2.63 65.61 08:25:02 3 10.48 0.00 1.59 4.38 1.79 81.75 08:26:01 all 19.30 0.00 1.23 2.72 1.77 74.98 08:26:01 0 1.17 0.00 0.08 0.00 0.39 98.36 08:26:01 1 32.18 0.00 2.14 5.61 2.71 57.36 08:26:01 2 32.68 0.00 1.80 0.29 2.43 62.81 08:26:01 3 11.01 0.00 0.89 4.95 1.55 81.60 08:27:01 all 34.62 0.00 7.82 2.74 6.22 48.60 08:27:01 0 28.58 0.00 7.48 4.56 5.34 54.04 08:27:01 1 36.06 0.00 7.40 2.28 6.71 47.56 08:27:01 2 40.33 0.00 9.22 1.36 6.90 42.19 08:27:01 3 33.55 0.00 7.18 2.73 5.96 50.58 08:28:01 all 44.73 0.00 7.33 2.05 5.89 40.00 08:28:01 0 43.81 0.00 6.62 1.98 5.75 41.84 08:28:01 1 45.08 0.00 6.72 2.62 6.03 39.56 08:28:01 2 44.22 0.00 7.71 1.69 6.14 40.25 08:28:01 3 45.81 0.00 8.27 1.92 5.65 38.35 08:29:01 all 31.32 0.00 4.71 1.08 3.98 58.91 08:29:01 0 30.49 0.00 4.78 0.61 4.08 60.05 08:29:01 1 32.98 0.00 4.03 2.22 3.66 57.10 08:29:01 2 29.69 0.00 5.67 0.94 4.37 59.33 08:29:01 3 32.11 0.00 4.39 0.55 3.81 59.14 08:30:01 all 50.79 0.00 8.22 2.09 5.02 33.89 08:30:01 0 52.77 0.00 6.65 4.22 4.77 31.60 08:30:01 1 46.24 0.00 6.74 2.05 4.86 40.12 08:30:01 2 51.17 0.00 10.28 0.30 5.37 32.88 08:30:01 3 53.00 0.00 9.20 1.76 5.05 30.99 08:31:01 all 25.88 0.00 1.84 1.42 2.77 68.09 08:31:01 0 22.86 0.00 1.80 0.94 2.79 71.61 08:31:01 1 16.56 0.00 1.64 1.01 2.50 78.29 08:31:01 2 20.66 0.00 1.62 1.04 2.64 74.05 08:31:01 3 43.50 0.00 2.32 2.72 3.17 48.28 08:32:01 all 20.43 0.00 0.85 1.16 1.73 75.83 08:32:01 0 28.36 0.00 1.01 0.55 1.98 68.10 08:32:01 1 7.11 0.00 0.59 0.05 1.53 90.72 08:32:01 2 20.73 0.00 1.04 0.46 2.04 75.73 08:32:01 3 25.58 0.00 0.76 3.59 1.35 68.72 Average: all 30.89 0.00 4.37 2.33 3.71 58.69 Average: 0 28.96 0.00 4.17 2.40 3.40 61.07 Average: 1 29.68 0.00 3.94 2.84 3.84 59.71 Average: 2 33.02 0.00 5.03 1.26 4.07 56.63 Average: 3 31.92 0.00 4.34 2.82 3.55 57.37