---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-66231 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5599.99 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 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 /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 898 24821 4 6372 30726 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:88:1c:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83774sec preferred_lft 83774sec inet6 fe80::f816:3eff:fe88:1c7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:b9:ad:9f:71:2e 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66231) 04/03/26 _x86_64_ (8 CPU) 12:59:27 LINUX RESTART (8 CPU) 13:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 35.74 3.75 29.11 2.88 396.87 5764.63 7578.38 13:20:16 27.00 0.16 23.33 3.51 5.77 2265.64 12496.49 13:30:16 33.11 0.01 29.03 4.07 0.11 3304.17 15913.32 13:40:16 23.68 0.30 20.42 2.96 11.72 6169.37 7450.32 Average: 29.83 1.03 25.44 3.36 101.28 4354.49 10889.23 13:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26461824 29795108 2517052 7.66 149488 3437064 2727224 8.04 698984 5287500 43516 13:20:16 25355072 29186408 3120552 9.50 178488 3863396 3216640 9.49 811624 6232932 99720 13:30:16 24560732 29049160 3254012 9.90 217540 4423504 3273780 9.65 973812 6807392 93548 13:40:16 25607504 31639500 656832 2.00 234232 5895320 1219360 3.60 1563984 5067756 4 Average: 25496283 29917544 2387112 7.26 194937 4404821 2609251 7.69 1012101 5848895 59197 13:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 902.11 902.11 859.44 859.44 0.00 0.00 0.00 0.00 13:10:01 ens3 136.97 106.29 1120.46 21.94 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:16 lo 1441.28 1441.28 1371.24 1371.24 0.00 0.00 0.00 0.00 13:20:16 ens3 41.30 30.78 18.98 12.82 0.00 0.00 0.00 0.00 13:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:16 lo 1678.95 1678.95 1598.34 1598.34 0.00 0.00 0.00 0.00 13:30:16 ens3 48.97 36.07 19.95 15.76 0.00 0.00 0.00 0.00 13:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:16 lo 678.25 678.25 635.14 635.14 0.00 0.00 0.00 0.00 13:40:16 ens3 92.08 88.70 206.35 301.31 0.00 0.00 0.00 0.00 13:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1178.43 1178.43 1119.16 1119.16 0.00 0.00 0.00 0.00 Average: ens3 79.25 65.00 334.82 87.87 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66231) 04/03/26 _x86_64_ (8 CPU) 12:59:27 LINUX RESTART (8 CPU) 13:00:15 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 26.55 0.00 1.33 0.12 0.05 71.95 13:10:01 0 27.77 0.00 1.21 0.12 0.04 70.85 13:10:01 1 26.85 0.00 1.59 0.05 0.05 71.46 13:10:01 2 29.44 0.00 1.27 0.11 0.05 69.12 13:10:01 3 26.84 0.00 1.15 0.07 0.05 71.88 13:10:01 4 25.16 0.00 1.29 0.38 0.05 73.13 13:10:01 5 24.66 0.00 1.37 0.13 0.05 73.80 13:10:01 6 26.88 0.00 1.43 0.03 0.05 71.61 13:10:01 7 24.82 0.00 1.31 0.05 0.05 73.77 13:20:16 all 35.52 0.00 1.58 0.06 0.07 62.78 13:20:16 0 33.47 0.00 1.62 0.07 0.08 64.76 13:20:16 1 37.60 0.00 1.86 0.05 0.08 60.41 13:20:16 2 38.11 0.00 1.81 0.03 0.08 59.98 13:20:16 3 34.91 0.00 1.75 0.05 0.08 63.21 13:20:16 4 36.42 0.00 1.23 0.04 0.07 62.23 13:20:16 5 33.67 0.00 1.30 0.12 0.07 64.85 13:20:16 6 35.70 0.00 1.51 0.06 0.06 62.67 13:20:16 7 34.25 0.00 1.53 0.03 0.07 64.12 13:30:16 all 39.53 0.00 1.72 0.10 0.08 58.57 13:30:16 0 38.12 0.00 1.74 0.10 0.08 59.97 13:30:16 1 41.27 0.00 1.64 0.03 0.08 56.98 13:30:16 2 41.60 0.00 1.90 0.07 0.08 56.36 13:30:16 3 37.87 0.00 1.99 0.09 0.08 59.98 13:30:16 4 41.84 0.00 1.75 0.21 0.08 56.12 13:30:16 5 40.10 0.00 1.43 0.03 0.08 58.37 13:30:16 6 37.44 0.00 1.59 0.20 0.08 60.69 13:30:16 7 38.01 0.00 1.73 0.06 0.08 60.13 13:40:16 all 19.99 0.00 0.94 0.08 0.05 78.94 13:40:16 0 19.01 0.00 0.91 0.05 0.05 79.98 13:40:16 1 25.18 0.00 0.98 0.04 0.06 73.74 13:40:16 2 21.08 0.00 1.00 0.05 0.05 77.81 13:40:16 3 16.94 0.00 0.83 0.10 0.05 82.07 13:40:16 4 17.10 0.00 0.90 0.03 0.05 81.92 13:40:16 5 22.52 0.00 0.98 0.05 0.05 76.41 13:40:16 6 18.73 0.00 0.82 0.10 0.05 80.31 13:40:16 7 19.34 0.00 1.14 0.21 0.05 79.26 Average: all 30.44 0.00 1.39 0.09 0.06 68.01 Average: 0 29.62 0.00 1.37 0.08 0.07 68.86 Average: 1 32.78 0.00 1.52 0.04 0.07 65.59 Average: 2 32.61 0.00 1.50 0.06 0.07 65.76 Average: 3 29.17 0.00 1.43 0.08 0.07 69.25 Average: 4 30.19 0.00 1.29 0.16 0.06 68.29 Average: 5 30.28 0.00 1.27 0.08 0.06 68.31 Average: 6 29.74 0.00 1.34 0.10 0.06 68.77 Average: 7 29.16 0.00 1.43 0.09 0.06 69.26