---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25101 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 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 881 24856 4 6354 30743 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:ad:36:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83852sec preferred_lft 83852sec inet6 fe80::f816:3eff:fead:36c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:72:ad:09:73:65 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-25101) 06/05/26 _x86_64_ (8 CPU) 12:48:55 LINUX RESTART (8 CPU) 12:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:14 32.03 3.41 25.97 2.65 177.24 5260.68 5442.12 13:10:14 26.17 0.15 22.45 3.56 5.75 2158.79 3931.81 13:20:14 33.73 0.01 29.73 3.99 0.17 3147.81 11206.12 13:30:00 25.64 0.30 22.27 3.07 11.95 6500.17 7093.83 Average: 29.41 0.97 25.12 3.32 48.98 4254.34 6917.49 12:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:14 26313632 29623836 2687748 8.18 147572 3410460 2918612 8.61 639604 5477592 20980 13:10:14 25659116 29455436 2851772 8.68 176808 3826340 3248504 9.58 750660 5983936 103032 13:20:14 24858980 29257212 3045448 9.27 213592 4337696 3122792 9.21 904492 6570560 83452 13:30:00 25628900 31642780 652740 1.99 231744 5875248 1232104 3.63 1506112 5094928 8 Average: 25615157 29994816 2309427 7.03 192429 4362436 2630503 7.76 950217 5781754 51868 12:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:14 lo 881.45 881.45 839.81 839.81 0.00 0.00 0.00 0.00 13:00:14 ens3 125.58 94.00 976.20 21.27 0.00 0.00 0.00 0.00 13:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:14 lo 1692.77 1692.77 1612.43 1612.43 0.00 0.00 0.00 0.00 13:10:14 ens3 51.87 35.53 17.85 12.95 0.00 0.00 0.00 0.00 13:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:14 lo 1643.75 1643.75 1565.18 1565.18 0.00 0.00 0.00 0.00 13:20:14 ens3 54.56 38.47 19.36 15.23 0.00 0.00 0.00 0.00 13:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 774.27 774.27 720.16 720.16 0.00 0.00 0.00 0.00 13:30:00 ens3 116.63 121.35 219.10 949.38 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1250.72 1250.72 1187.00 1187.00 0.00 0.00 0.00 0.00 Average: ens3 87.00 72.06 308.63 245.79 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-25101) 06/05/26 _x86_64_ (8 CPU) 12:48:55 LINUX RESTART (8 CPU) 12:50:14 CPU %user %nice %system %iowait %steal %idle 13:00:14 all 27.67 0.00 1.37 0.09 0.06 70.80 13:00:14 0 26.73 0.00 1.36 0.14 0.05 71.72 13:00:14 1 29.22 0.00 1.47 0.07 0.06 69.18 13:00:14 2 30.43 0.00 1.85 0.09 0.08 67.55 13:00:14 3 26.86 0.00 1.21 0.23 0.06 71.64 13:00:14 4 25.52 0.00 1.15 0.07 0.05 73.20 13:00:14 5 26.53 0.00 1.34 0.04 0.06 72.04 13:00:14 6 30.06 0.00 1.34 0.03 0.06 68.51 13:00:14 7 26.04 0.00 1.27 0.04 0.07 72.58 13:10:14 all 32.69 0.00 1.52 1.11 0.07 64.60 13:10:14 0 33.30 0.00 1.37 0.75 0.07 64.51 13:10:14 1 30.85 0.00 1.56 1.59 0.07 65.92 13:10:14 2 31.79 0.00 1.56 1.42 0.07 65.16 13:10:14 3 33.07 0.00 1.65 0.34 0.07 64.87 13:10:14 4 35.20 0.00 1.64 1.38 0.07 61.71 13:10:14 5 33.03 0.00 1.39 0.46 0.08 65.05 13:10:14 6 31.38 0.00 1.59 0.27 0.07 66.70 13:10:14 7 32.91 0.00 1.42 2.70 0.07 62.89 13:20:14 all 38.13 0.00 1.82 0.18 0.08 59.79 13:20:14 0 37.35 0.00 1.75 0.22 0.08 60.60 13:20:14 1 35.16 0.00 1.95 0.20 0.08 62.61 13:20:14 2 37.13 0.00 1.96 0.37 0.08 60.47 13:20:14 3 40.23 0.00 1.80 0.17 0.08 57.72 13:20:14 4 35.74 0.00 1.82 0.15 0.08 62.21 13:20:14 5 41.97 0.00 1.62 0.07 0.08 56.26 13:20:14 6 38.89 0.00 1.83 0.09 0.08 59.11 13:20:14 7 38.60 0.00 1.86 0.14 0.08 59.32 13:30:00 all 20.45 0.00 1.02 0.31 0.06 78.16 13:30:00 0 25.40 0.00 1.09 0.22 0.07 73.22 13:30:00 1 17.29 0.00 0.93 0.08 0.05 81.65 13:30:00 2 22.97 0.00 1.08 0.11 0.07 75.78 13:30:00 3 17.66 0.00 0.92 0.24 0.05 81.13 13:30:00 4 27.95 0.00 1.14 0.08 0.07 70.76 13:30:00 5 18.22 0.00 1.04 0.57 0.07 80.11 13:30:00 6 14.89 0.00 0.93 0.93 0.05 83.21 13:30:00 7 19.24 0.00 1.04 0.25 0.05 79.41 Average: all 29.79 0.00 1.44 0.42 0.07 68.29 Average: 0 30.72 0.00 1.39 0.33 0.07 67.48 Average: 1 28.18 0.00 1.48 0.49 0.07 69.78 Average: 2 30.62 0.00 1.61 0.50 0.07 67.20 Average: 3 29.52 0.00 1.40 0.24 0.07 68.77 Average: 4 31.12 0.00 1.44 0.42 0.07 66.95 Average: 5 30.00 0.00 1.35 0.28 0.07 68.30 Average: 6 28.88 0.00 1.42 0.33 0.07 69.31 Average: 7 29.26 0.00 1.40 0.79 0.07 68.49