---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19315 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 11G 145G 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 698 26672 4 4720 30925 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:3c:04:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82627sec preferred_lft 82627sec inet6 fe80::f816:3eff:fe3c:4d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:c4:98:83:8c: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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19315) 05/23/26 _x86_64_ (8 CPU) 13:58:29 LINUX RESTART (8 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:06 1.50 0.04 1.44 0.01 1.86 17.98 219.93 14:20:06 1.29 0.01 1.29 0.00 0.05 14.51 0.01 14:30:01 1.19 0.00 1.19 0.00 0.00 13.12 0.00 14:40:06 15.05 0.00 1.35 13.71 0.15 15.04 509788.59 14:50:02 1.65 0.38 1.26 0.00 16.43 45.96 0.01 15:00:06 68.93 4.64 61.61 2.68 273.61 9815.10 10728.13 Average: 15.01 0.85 11.41 2.75 48.89 1661.82 87366.93 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:06 30228152 31874696 511484 1.56 59508 1925096 1511028 4.46 199300 2138448 216 14:20:06 30228040 31875016 511208 1.56 59896 1925108 1511092 4.46 199688 2139244 200 14:30:01 30227096 31874412 511856 1.56 60208 1925120 1511156 4.46 199992 2140260 8 14:40:06 30216260 31874140 512132 1.56 60860 1935004 1511220 4.46 210496 2142776 12 14:50:02 30021660 31694392 691392 2.10 61296 1949260 1524092 4.49 213972 2354480 444 15:00:06 27314204 31662224 646860 1.97 144392 4432756 1212684 3.58 893180 4180388 1532 Average: 29705902 31809147 564155 1.72 74360 2348724 1463545 4.32 319438 2515933 402 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:10:06 ens3 0.35 0.15 0.12 0.06 0.00 0.00 0.00 0.00 14:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:06 ens3 0.22 0.10 0.04 0.02 0.00 0.00 0.00 0.00 14:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:01 ens3 0.26 0.11 0.07 0.04 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:06 ens3 0.44 0.18 0.14 0.09 0.00 0.00 0.00 0.00 14:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:50:02 ens3 12.43 7.61 20.24 2.08 0.00 0.00 0.00 0.00 14:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:06 lo 691.91 691.91 664.44 664.44 0.00 0.00 0.00 0.00 15:00:06 ens3 133.61 106.72 1331.31 46.46 0.00 0.00 0.00 0.00 15:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 115.99 115.99 111.30 111.30 0.00 0.00 0.00 0.00 Average: ens3 24.65 19.22 226.41 8.16 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-19315) 05/23/26 _x86_64_ (8 CPU) 13:58:29 LINUX RESTART (8 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:06 all 0.13 0.00 0.02 0.01 0.02 99.82 14:10:06 0 0.01 0.00 0.01 0.00 0.02 99.95 14:10:06 1 0.02 0.00 0.03 0.02 0.03 99.89 14:10:06 2 0.01 0.00 0.02 0.00 0.01 99.95 14:10:06 3 0.02 0.00 0.03 0.00 0.03 99.92 14:10:06 4 0.01 0.00 0.02 0.00 0.03 99.93 14:10:06 5 0.93 0.00 0.03 0.00 0.02 99.01 14:10:06 6 0.02 0.00 0.01 0.01 0.00 99.96 14:10:06 7 0.02 0.00 0.01 0.00 0.01 99.96 14:20:06 all 0.11 0.00 0.02 0.00 0.02 99.84 14:20:06 0 0.01 0.00 0.01 0.00 0.01 99.97 14:20:06 1 0.04 0.00 0.05 0.03 0.04 99.85 14:20:06 2 0.02 0.00 0.02 0.01 0.03 99.93 14:20:06 3 0.01 0.00 0.02 0.00 0.01 99.96 14:20:06 4 0.02 0.00 0.05 0.00 0.06 99.87 14:20:06 5 0.74 0.00 0.02 0.00 0.01 99.23 14:20:06 6 0.00 0.00 0.01 0.00 0.00 99.99 14:20:06 7 0.02 0.00 0.01 0.00 0.01 99.96 14:30:01 all 0.07 0.00 0.02 0.00 0.02 99.88 14:30:01 0 0.01 0.00 0.01 0.00 0.01 99.97 14:30:01 1 0.35 0.00 0.07 0.02 0.06 99.50 14:30:01 2 0.02 0.00 0.02 0.00 0.02 99.95 14:30:01 3 0.01 0.00 0.01 0.00 0.01 99.97 14:30:01 4 0.01 0.00 0.03 0.00 0.02 99.94 14:30:01 5 0.18 0.00 0.03 0.00 0.03 99.77 14:30:01 6 0.00 0.00 0.00 0.00 0.00 99.99 14:30:01 7 0.01 0.00 0.01 0.00 0.00 99.99 14:40:06 all 0.16 0.00 0.02 0.02 0.02 99.78 14:40:06 0 0.01 0.00 0.01 0.00 0.00 99.98 14:40:06 1 0.02 0.00 0.02 0.14 0.01 99.80 14:40:06 2 0.01 0.00 0.02 0.02 0.01 99.93 14:40:06 3 1.19 0.00 0.09 0.00 0.10 98.63 14:40:06 4 0.00 0.00 0.01 0.00 0.01 99.97 14:40:06 5 0.01 0.00 0.00 0.00 0.00 99.99 14:40:06 6 0.00 0.00 0.01 0.00 0.00 99.99 14:40:06 7 0.00 0.00 0.01 0.00 0.00 99.99 14:50:02 all 0.09 0.00 0.03 0.01 0.02 99.85 14:50:02 0 0.06 0.00 0.02 0.01 0.02 99.90 14:50:02 1 0.18 0.00 0.05 0.00 0.05 99.71 14:50:02 2 0.07 0.00 0.03 0.03 0.01 99.87 14:50:02 3 0.12 0.00 0.07 0.00 0.06 99.76 14:50:02 4 0.04 0.00 0.03 0.01 0.01 99.93 14:50:02 5 0.12 0.00 0.01 0.00 0.00 99.87 14:50:02 6 0.12 0.00 0.03 0.01 0.00 99.84 14:50:02 7 0.03 0.00 0.02 0.01 0.00 99.95 15:00:06 all 22.66 0.00 1.12 0.22 0.06 75.93 15:00:06 0 24.23 0.00 1.11 0.20 0.06 74.40 15:00:06 1 23.45 0.00 1.37 0.24 0.07 74.87 15:00:06 2 21.75 0.00 0.97 0.46 0.07 76.76 15:00:06 3 21.94 0.00 1.17 0.12 0.07 76.70 15:00:06 4 21.68 0.00 1.17 0.42 0.06 76.67 15:00:06 5 19.15 0.00 0.89 0.08 0.06 79.82 15:00:06 6 27.57 0.00 1.31 0.10 0.06 70.96 15:00:06 7 21.54 0.00 1.01 0.13 0.05 77.27 Average: all 3.88 0.00 0.21 0.04 0.03 95.84 Average: 0 4.07 0.00 0.20 0.03 0.02 95.68 Average: 1 4.02 0.00 0.27 0.07 0.05 95.59 Average: 2 3.65 0.00 0.18 0.09 0.02 96.05 Average: 3 3.89 0.00 0.23 0.02 0.05 95.81 Average: 4 3.64 0.00 0.22 0.07 0.03 96.04 Average: 5 3.53 0.00 0.16 0.01 0.02 96.27 Average: 6 4.63 0.00 0.23 0.02 0.01 95.11 Average: 7 3.62 0.00 0.18 0.02 0.01 96.17