---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2978 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 61G 22% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 704 10865 3 4419 14942 Swap: 1023 1 1022 ---> 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:53:84:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80736sec preferred_lft 80736sec inet6 fe80::f816:3eff:fe53:8496/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:b3:79:0c:0e:8d 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-2978) 10/28/25 _x86_64_ (4 CPU) 20:44:41 LINUX RESTART (4 CPU) 20:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:07 86.84 22.81 58.61 5.42 997.47 10923.39 18164.76 21:10:11 26.93 1.32 24.19 1.42 18.75 871.06 578.94 21:20:11 13.82 0.03 13.22 0.57 0.67 346.49 512.45 21:30:01 7.66 0.01 7.34 0.31 0.43 179.48 324.26 21:40:11 5.13 0.00 4.96 0.16 0.30 120.90 65.63 21:50:11 5.76 0.01 5.58 0.17 1.56 132.77 195.88 22:00:01 4.79 0.01 4.60 0.18 0.56 125.74 82.96 22:10:11 10.91 0.09 10.33 0.50 2.73 593.00 258.82 Average: 20.19 3.02 16.08 1.09 127.07 1654.77 2509.34 20:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:07 823268 4557288 11365120 69.41 262024 3446144 13279480 76.22 2089068 12854604 1892 21:10:11 4014020 7645296 8288168 50.62 267424 3339784 9111244 52.30 2163872 9613320 116 21:20:11 9331672 12998848 2938316 17.95 269560 3373492 3637448 20.88 2170544 4291092 208 21:30:01 7676564 11360240 4575904 27.95 270812 3388744 5246056 30.11 2172624 5949636 176 21:40:11 7562044 11258072 4678152 28.57 271328 3400576 5357496 30.75 2173884 6060064 244 21:50:11 6141984 9850740 6084632 37.16 271912 3412720 6769672 38.86 2176108 7483604 192 22:00:01 6102772 9825928 6109440 37.31 272560 3426500 6832636 39.22 2178968 7509408 444 22:10:11 7578988 11430832 4505532 27.52 276492 3545940 5210524 29.91 2195168 6019856 208 Average: 6153914 9865906 6068158 37.06 270264 3416738 6930570 39.78 2165030 7472698 435 20:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:07 lo 17.38 17.38 15.42 15.42 0.00 0.00 0.00 0.00 21:00:07 ens3 57.07 39.83 821.42 5.47 0.00 0.00 0.00 0.00 21:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:11 lo 46.43 46.43 20.38 20.38 0.00 0.00 0.00 0.00 21:10:11 ens3 1.94 2.11 0.45 0.42 0.00 0.00 0.00 0.00 21:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:11 lo 18.09 18.09 8.11 8.11 0.00 0.00 0.00 0.00 21:20:11 ens3 0.71 0.74 0.14 0.12 0.00 0.00 0.00 0.00 21:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 19.67 19.67 9.49 9.49 0.00 0.00 0.00 0.00 21:30:01 ens3 0.73 0.74 0.17 0.15 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:11 lo 27.40 27.40 9.65 9.65 0.00 0.00 0.00 0.00 21:40:11 ens3 0.60 0.45 0.16 0.12 0.00 0.00 0.00 0.00 21:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:11 lo 16.53 16.53 8.41 8.41 0.00 0.00 0.00 0.00 21:50:11 ens3 0.56 0.46 0.12 0.09 0.00 0.00 0.00 0.00 21:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 18.06 18.06 10.67 10.67 0.00 0.00 0.00 0.00 22:00:01 ens3 0.66 0.53 0.16 0.12 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:11 lo 17.63 17.63 9.83 9.83 0.00 0.00 0.00 0.00 22:10:11 ens3 0.92 1.00 0.25 0.21 0.00 0.00 0.00 0.00 22:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.68 22.68 11.50 11.50 0.00 0.00 0.00 0.00 Average: ens3 7.86 5.70 102.23 0.83 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 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-2978) 10/28/25 _x86_64_ (4 CPU) 20:44:41 LINUX RESTART (4 CPU) 20:50:11 CPU %user %nice %system %iowait %steal %idle 21:00:07 all 53.83 0.00 2.44 1.45 0.12 42.17 21:00:07 0 54.30 0.00 2.51 2.26 0.12 40.81 21:00:07 1 52.40 0.00 2.50 0.97 0.12 44.02 21:00:07 2 54.62 0.00 2.46 1.09 0.12 41.72 21:00:07 3 54.00 0.00 2.29 1.48 0.11 42.11 21:10:11 all 49.43 0.00 1.96 0.57 0.12 47.93 21:10:11 0 49.47 0.00 1.91 0.66 0.12 47.84 21:10:11 1 48.46 0.00 2.00 0.70 0.12 48.72 21:10:11 2 50.50 0.00 1.93 0.83 0.12 46.63 21:10:11 3 49.27 0.00 1.99 0.11 0.11 48.51 21:20:11 all 20.00 0.00 0.87 0.06 0.08 79.00 21:20:11 0 19.91 0.00 0.80 0.02 0.08 79.20 21:20:11 1 18.98 0.00 0.86 0.02 0.08 80.06 21:20:11 2 20.69 0.00 0.88 0.14 0.08 78.22 21:20:11 3 20.43 0.00 0.95 0.05 0.08 78.50 21:30:01 all 14.05 0.00 0.57 0.03 0.06 85.28 21:30:01 0 14.11 0.00 0.55 0.05 0.06 85.23 21:30:01 1 13.80 0.00 0.62 0.01 0.06 85.51 21:30:01 2 14.01 0.00 0.60 0.04 0.07 85.29 21:30:01 3 14.30 0.00 0.52 0.02 0.06 85.10 21:40:11 all 8.07 0.00 0.48 0.02 0.06 91.36 21:40:11 0 7.84 0.00 0.47 0.06 0.06 91.57 21:40:11 1 8.61 0.00 0.51 0.01 0.07 90.80 21:40:11 2 8.09 0.00 0.52 0.02 0.06 91.31 21:40:11 3 7.73 0.00 0.44 0.00 0.06 91.77 21:50:11 all 9.38 0.00 0.50 0.02 0.06 90.03 21:50:11 0 8.90 0.00 0.39 0.02 0.06 90.63 21:50:11 1 9.56 0.00 0.69 0.02 0.07 89.66 21:50:11 2 9.54 0.00 0.50 0.03 0.07 89.87 21:50:11 3 9.53 0.00 0.44 0.01 0.06 89.97 22:00:01 all 9.31 0.00 0.42 0.02 0.07 90.19 22:00:01 0 9.19 0.00 0.38 0.02 0.07 90.34 22:00:01 1 9.19 0.00 0.41 0.03 0.07 90.30 22:00:01 2 9.20 0.00 0.39 0.01 0.07 90.32 22:00:01 3 9.64 0.00 0.48 0.02 0.07 89.80 22:10:11 all 18.55 0.00 0.67 0.04 0.07 80.66 22:10:11 0 17.93 0.00 0.68 0.08 0.07 81.24 22:10:11 1 18.21 0.00 0.69 0.03 0.08 80.99 22:10:11 2 18.68 0.00 0.65 0.01 0.07 80.59 22:10:11 3 19.39 0.00 0.68 0.02 0.07 79.84 Average: all 22.82 0.00 0.99 0.27 0.08 75.83 Average: 0 22.70 0.00 0.96 0.39 0.08 75.86 Average: 1 22.40 0.00 1.04 0.22 0.08 76.26 Average: 2 23.16 0.00 0.99 0.27 0.08 75.50 Average: 3 23.03 0.00 0.97 0.21 0.08 75.71