---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4448 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 12G 67G 15% / 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 734 9393 4 5860 14911 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:56:eb:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83117sec preferred_lft 83117sec inet6 fe80::f816:3eff:fe56:ebdb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:5e:89:e1:11:6e 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-4g-4448) 10/17/25 _x86_64_ (4 CPU) 09:12:22 LINUX RESTART (4 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:02 1.81 0.01 1.77 0.04 0.27 31.53 3092.60 09:40:02 22.59 4.07 17.90 0.62 248.65 2685.69 581.29 09:50:01 21.60 0.64 18.65 2.31 25.35 4028.66 9868.15 10:00:02 41.57 0.06 27.20 14.31 1.73 5935.63 249430.81 Average: 21.89 1.19 16.37 4.32 68.93 3168.98 65835.73 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:02 13305520 15516708 495564 3.03 67984 2366564 1125124 6.46 473628 2338296 164 09:40:02 10767628 13807052 2156228 13.17 119656 3098524 2610816 14.99 658308 4614400 57920 09:50:01 9485768 13487816 2466408 15.06 166284 3927328 2642136 15.17 990236 5467164 17232 10:00:02 7253488 12647852 3300528 20.16 191436 5222376 3479524 19.97 1284876 7333076 18548 Average: 10203101 13864857 2104682 12.85 136340 3653698 2464400 14.15 851762 4938234 23466 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:30:02 ens3 0.31 0.16 0.11 0.05 0.00 0.00 0.00 0.00 09:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:02 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 09:40:02 ens3 70.92 53.48 566.99 11.51 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 995.44 995.44 948.11 948.11 0.00 0.00 0.00 0.00 09:50:01 ens3 81.22 60.38 315.41 16.62 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:02 lo 1159.35 1159.35 1103.82 1103.82 0.00 0.00 0.00 0.00 10:00:02 ens3 54.89 43.46 232.44 12.82 0.00 0.00 0.00 0.00 10:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 538.46 538.46 512.67 512.67 0.00 0.00 0.00 0.00 Average: ens3 51.78 39.33 278.46 10.24 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-4g-4448) 10/17/25 _x86_64_ (4 CPU) 09:12:22 LINUX RESTART (4 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:02 all 0.13 0.00 0.07 1.84 0.01 97.95 09:30:02 0 0.03 0.00 0.07 0.00 0.00 99.89 09:30:02 1 0.33 0.00 0.04 0.12 0.01 99.50 09:30:02 2 0.10 0.00 0.06 7.22 0.01 92.61 09:30:02 3 0.05 0.00 0.10 0.01 0.01 99.82 09:40:02 all 8.36 0.00 0.51 1.03 0.07 90.03 09:40:02 0 8.77 0.00 0.53 0.27 0.06 90.37 09:40:02 1 8.67 0.00 0.46 0.17 0.07 90.63 09:40:02 2 7.37 0.00 0.56 3.49 0.10 88.48 09:40:02 3 8.62 0.00 0.51 0.20 0.05 90.62 09:50:01 all 66.11 0.00 2.30 0.15 0.12 31.32 09:50:01 0 66.39 0.00 2.18 0.09 0.12 31.23 09:50:01 1 61.84 0.00 2.34 0.31 0.12 35.38 09:50:01 2 67.94 0.00 2.66 0.13 0.12 29.16 09:50:01 3 68.28 0.00 2.01 0.09 0.12 29.49 10:00:02 all 57.90 0.00 2.31 0.27 0.11 39.39 10:00:02 0 58.09 0.00 2.03 0.11 0.11 39.65 10:00:02 1 59.95 0.00 2.52 0.18 0.12 37.23 10:00:02 2 58.89 0.00 2.48 0.22 0.11 38.31 10:00:02 3 54.69 0.00 2.22 0.59 0.12 42.39 Average: all 33.06 0.00 1.30 0.83 0.08 64.74 Average: 0 33.24 0.00 1.20 0.12 0.07 65.37 Average: 1 32.65 0.00 1.34 0.19 0.08 65.74 Average: 2 33.50 0.00 1.43 2.77 0.08 62.21 Average: 3 32.84 0.00 1.21 0.22 0.07 65.65