---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35481 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 9.6G 146G 7% / 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 683 27486 4 3922 30941 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:72:9b:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81881sec preferred_lft 81881sec inet6 fe80::f816:3eff:fe72:9b00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:f3:be:fa:8d:47 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35481) 07/13/26 _x86_64_ (8 CPU) 10:45:20 LINUX RESTART (8 CPU) 10:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:06 28.37 0.09 12.64 15.64 3.08 2082.65 508530.55 11:10:07 2.39 0.00 2.38 0.00 0.04 28.10 0.00 11:20:01 2.36 0.00 2.36 0.00 0.08 26.88 0.00 11:30:07 2.44 0.00 2.44 0.00 0.00 27.84 0.00 11:40:07 2.38 0.00 2.38 0.00 0.39 27.00 0.00 11:50:01 2.33 0.00 2.33 0.00 0.00 26.76 0.00 12:00:07 4.00 0.06 3.40 0.54 7.79 109.76 129.21 Average: 6.35 0.02 4.00 2.33 1.64 334.94 73189.19 10:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:06 25262480 28777268 3533588 10.75 155596 3588784 3653160 10.77 688232 6461896 228 11:10:07 25259480 28775168 3535668 10.76 156388 3588796 3651516 10.77 689056 6461840 236 11:20:01 25257728 28774344 3536432 10.76 157236 3588824 3651580 10.77 689892 6461812 28 11:30:07 25254960 28772640 3537892 10.77 158144 3588952 3651580 10.77 690784 6461928 0 11:40:07 25253196 28771960 3538552 10.77 159024 3589092 3651648 10.77 691716 6462188 172 11:50:01 25251700 28771380 3539008 10.77 159888 3589220 3651776 10.77 692560 6462676 44 12:00:07 28178092 31707512 603528 1.84 163232 3595628 1214488 3.58 701364 3524644 31052 Average: 25673948 29192896 3117810 9.49 158501 3589899 3303678 9.74 691943 6042426 4537 10:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:06 lo 451.05 451.05 428.16 428.16 0.00 0.00 0.00 0.00 11:00:06 ens3 20.13 16.72 8.79 5.28 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:07 ens3 0.25 0.10 0.06 0.04 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:01 ens3 0.19 0.08 0.06 0.02 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:07 ens3 0.24 0.11 0.06 0.04 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:07 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:40:07 ens3 0.19 0.09 0.06 0.02 0.00 0.00 0.00 0.00 11:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:01 ens3 0.68 0.30 0.26 0.17 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:07 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:00:07 ens3 2.12 1.68 1.42 0.98 0.00 0.00 0.00 0.00 12:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 64.99 64.99 61.61 61.61 0.00 0.00 0.00 0.00 Average: ens3 3.42 2.74 1.54 0.94 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35481) 07/13/26 _x86_64_ (8 CPU) 10:45:20 LINUX RESTART (8 CPU) 10:50:01 CPU %user %nice %system %iowait %steal %idle 11:00:06 all 25.68 0.00 0.93 0.04 0.06 73.29 11:00:06 0 23.67 0.00 0.95 0.02 0.06 75.29 11:00:06 1 28.83 0.00 0.92 0.01 0.07 70.18 11:00:06 2 25.38 0.00 0.90 0.02 0.06 73.64 11:00:06 3 28.37 0.00 1.04 0.03 0.06 70.50 11:00:06 4 25.72 0.00 0.94 0.17 0.06 73.11 11:00:06 5 20.08 0.00 0.79 0.05 0.05 79.03 11:00:06 6 28.14 0.00 1.01 0.01 0.06 70.78 11:00:06 7 25.23 0.00 0.88 0.04 0.06 73.79 11:10:07 all 0.17 0.00 0.03 0.00 0.01 99.78 11:10:07 0 0.06 0.00 0.01 0.02 0.01 99.90 11:10:07 1 0.85 0.00 0.06 0.00 0.02 99.06 11:10:07 2 0.18 0.00 0.03 0.00 0.01 99.78 11:10:07 3 0.07 0.00 0.04 0.00 0.02 99.87 11:10:07 4 0.03 0.00 0.03 0.00 0.01 99.93 11:10:07 5 0.14 0.00 0.02 0.00 0.01 99.83 11:10:07 6 0.01 0.00 0.01 0.00 0.01 99.97 11:10:07 7 0.02 0.00 0.02 0.00 0.00 99.95 11:20:01 all 0.20 0.00 0.03 0.00 0.02 99.76 11:20:01 0 0.02 0.00 0.02 0.00 0.01 99.94 11:20:01 1 0.05 0.00 0.04 0.00 0.02 99.89 11:20:01 2 0.04 0.00 0.04 0.02 0.02 99.89 11:20:01 3 1.33 0.00 0.05 0.01 0.03 98.58 11:20:01 4 0.05 0.00 0.03 0.00 0.02 99.90 11:20:01 5 0.02 0.00 0.03 0.00 0.01 99.94 11:20:01 6 0.01 0.00 0.01 0.00 0.01 99.97 11:20:01 7 0.03 0.00 0.01 0.00 0.01 99.95 11:30:07 all 0.09 0.00 0.03 0.01 0.01 99.86 11:30:07 0 0.04 0.00 0.01 0.00 0.01 99.94 11:30:07 1 0.25 0.00 0.04 0.00 0.01 99.70 11:30:07 2 0.04 0.00 0.04 0.04 0.01 99.86 11:30:07 3 0.25 0.00 0.08 0.00 0.02 99.64 11:30:07 4 0.05 0.00 0.02 0.01 0.01 99.90 11:30:07 5 0.02 0.00 0.01 0.00 0.00 99.97 11:30:07 6 0.01 0.00 0.01 0.00 0.00 99.98 11:30:07 7 0.06 0.00 0.02 0.00 0.01 99.91 11:40:07 all 0.09 0.00 0.03 0.01 0.01 99.86 11:40:07 0 0.04 0.00 0.03 0.00 0.01 99.93 11:40:07 1 0.20 0.00 0.04 0.01 0.01 99.75 11:40:07 2 0.27 0.00 0.05 0.05 0.02 99.61 11:40:07 3 0.04 0.00 0.04 0.01 0.01 99.90 11:40:07 4 0.05 0.00 0.04 0.00 0.01 99.89 11:40:07 5 0.02 0.00 0.02 0.00 0.00 99.95 11:40:07 6 0.04 0.00 0.03 0.00 0.01 99.91 11:40:07 7 0.06 0.00 0.03 0.00 0.01 99.90 11:50:01 all 0.10 0.00 0.03 0.00 0.01 99.86 11:50:01 0 0.05 0.00 0.04 0.01 0.02 99.88 11:50:01 1 0.04 0.00 0.04 0.00 0.02 99.90 11:50:01 2 0.47 0.00 0.06 0.01 0.02 99.45 11:50:01 3 0.03 0.00 0.03 0.00 0.01 99.93 11:50:01 4 0.02 0.00 0.02 0.00 0.00 99.96 11:50:01 5 0.03 0.00 0.02 0.00 0.01 99.94 11:50:01 6 0.05 0.00 0.02 0.00 0.01 99.93 11:50:01 7 0.07 0.00 0.01 0.01 0.01 99.90 12:00:07 all 0.53 0.00 0.07 0.01 0.01 99.38 12:00:07 0 0.10 0.00 0.09 0.06 0.01 99.74 12:00:07 1 0.40 0.00 0.09 0.00 0.02 99.49 12:00:07 2 0.15 0.00 0.05 0.00 0.02 99.78 12:00:07 3 0.31 0.00 0.05 0.00 0.01 99.63 12:00:07 4 1.90 0.00 0.14 0.01 0.02 97.94 12:00:07 5 0.96 0.00 0.05 0.01 0.01 98.96 12:00:07 6 0.07 0.00 0.04 0.00 0.01 99.89 12:00:07 7 0.34 0.00 0.02 0.01 0.00 99.62 Average: all 3.86 0.00 0.16 0.01 0.02 95.95 Average: 0 3.45 0.00 0.17 0.02 0.02 96.35 Average: 1 4.40 0.00 0.18 0.00 0.02 95.40 Average: 2 3.81 0.00 0.17 0.02 0.02 95.98 Average: 3 4.37 0.00 0.19 0.01 0.02 95.41 Average: 4 4.00 0.00 0.18 0.03 0.02 95.78 Average: 5 3.06 0.00 0.13 0.01 0.01 96.79 Average: 6 4.07 0.00 0.16 0.00 0.02 95.75 Average: 7 3.71 0.00 0.14 0.01 0.01 96.13