---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30762 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 756 25026 4 6308 30867 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:d9:a3:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82823sec preferred_lft 82823sec inet6 fe80::f816:3eff:fed9:a3ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:93:b8:cf:0c:4b 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-30762) 06/26/26 _x86_64_ (8 CPU) 05:57:44 LINUX RESTART (8 CPU) 06:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:15 2.83 0.25 2.45 0.14 208.35 272.83 456.41 06:20:15 1.37 0.01 1.36 0.00 0.05 15.35 0.00 06:30:15 1.32 0.01 1.31 0.00 0.09 14.57 0.01 06:40:15 1.28 0.00 1.28 0.00 0.00 14.28 0.00 06:50:15 35.52 3.63 31.18 0.71 124.46 3623.31 5135.30 Average: 8.46 0.78 7.52 0.17 66.59 788.06 1118.33 06:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:15 30113576 31886124 497748 1.51 61248 2048012 1517900 4.48 263464 2195880 212 06:20:15 30113164 31886156 497916 1.52 61664 2048028 1517900 4.48 263876 2195864 12 06:30:15 30110676 31884116 499732 1.52 62072 2048060 1517900 4.48 264308 2199952 16 06:40:15 30109200 31883184 500588 1.52 62488 2048196 1517964 4.48 264724 2201388 8 06:50:15 27428904 30435728 1904908 5.80 98012 3210860 2231468 6.58 613896 4460176 428184 Average: 29575104 31595062 780178 2.37 69097 2280631 1660626 4.90 334054 2650652 85686 06:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:15 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 06:10:15 ens3 3.44 1.56 59.19 0.17 0.00 0.00 0.00 0.00 06:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:20:15 ens3 0.21 0.09 0.03 0.02 0.00 0.00 0.00 0.00 06:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:30:15 ens3 0.46 0.15 0.13 0.07 0.00 0.00 0.00 0.00 06:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:40:15 ens3 0.31 0.11 0.07 0.04 0.00 0.00 0.00 0.00 06:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:15 lo 167.21 167.21 197.07 197.07 0.00 0.00 0.00 0.00 06:50:15 ens3 194.94 135.61 1182.28 42.66 0.00 0.00 0.00 0.00 06:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 33.53 33.53 39.42 39.42 0.00 0.00 0.00 0.00 Average: ens3 39.87 27.50 248.34 8.59 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-30762) 06/26/26 _x86_64_ (8 CPU) 05:57:44 LINUX RESTART (8 CPU) 06:00:15 CPU %user %nice %system %iowait %steal %idle 06:10:15 all 0.08 0.00 0.03 0.02 0.01 99.87 06:10:15 0 0.12 0.00 0.02 0.01 0.00 99.86 06:10:15 1 0.04 0.00 0.04 0.02 0.02 99.89 06:10:15 2 0.08 0.00 0.06 0.01 0.01 99.85 06:10:15 3 0.04 0.00 0.03 0.11 0.02 99.80 06:10:15 4 0.24 0.00 0.02 0.00 0.01 99.73 06:10:15 5 0.03 0.00 0.03 0.00 0.01 99.93 06:10:15 6 0.05 0.00 0.03 0.01 0.01 99.90 06:10:15 7 0.02 0.00 0.01 0.00 0.00 99.96 06:20:15 all 0.07 0.00 0.02 0.01 0.01 99.90 06:20:15 0 0.02 0.00 0.01 0.00 0.01 99.96 06:20:15 1 0.02 0.00 0.04 0.01 0.01 99.92 06:20:15 2 0.02 0.00 0.02 0.00 0.00 99.95 06:20:15 3 0.01 0.00 0.01 0.04 0.01 99.93 06:20:15 4 0.47 0.00 0.01 0.00 0.00 99.51 06:20:15 5 0.02 0.00 0.02 0.00 0.01 99.96 06:20:15 6 0.01 0.00 0.02 0.01 0.01 99.95 06:20:15 7 0.01 0.00 0.00 0.00 0.00 99.98 06:30:15 all 0.11 0.00 0.01 0.00 0.01 99.86 06:30:15 0 0.02 0.00 0.01 0.00 0.01 99.97 06:30:15 1 0.08 0.00 0.02 0.01 0.01 99.89 06:30:15 2 0.04 0.00 0.03 0.00 0.02 99.91 06:30:15 3 0.01 0.00 0.01 0.02 0.01 99.95 06:30:15 4 0.71 0.00 0.02 0.00 0.01 99.25 06:30:15 5 0.01 0.00 0.01 0.00 0.01 99.97 06:30:15 6 0.01 0.00 0.01 0.00 0.01 99.97 06:30:15 7 0.01 0.00 0.00 0.00 0.00 99.99 06:40:15 all 0.01 0.00 0.01 0.00 0.01 99.96 06:40:15 0 0.02 0.00 0.01 0.00 0.01 99.96 06:40:15 1 0.02 0.00 0.03 0.01 0.02 99.93 06:40:15 2 0.02 0.00 0.02 0.00 0.01 99.94 06:40:15 3 0.01 0.00 0.01 0.01 0.01 99.97 06:40:15 4 0.02 0.00 0.01 0.00 0.01 99.96 06:40:15 5 0.00 0.00 0.01 0.01 0.01 99.96 06:40:15 6 0.01 0.00 0.01 0.00 0.01 99.97 06:40:15 7 0.01 0.00 0.01 0.00 0.00 99.98 06:50:15 all 9.48 0.00 0.60 0.09 0.03 89.81 06:50:15 0 9.33 0.00 0.61 0.06 0.03 89.96 06:50:15 1 9.66 0.00 0.70 0.07 0.04 89.54 06:50:15 2 9.11 0.00 0.57 0.02 0.05 90.26 06:50:15 3 9.07 0.00 0.48 0.06 0.03 90.36 06:50:15 4 9.69 0.00 0.67 0.02 0.03 89.59 06:50:15 5 9.47 0.00 0.59 0.05 0.03 89.86 06:50:15 6 11.12 0.00 0.67 0.06 0.04 88.12 06:50:15 7 8.37 0.00 0.48 0.35 0.03 90.77 Average: all 1.95 0.00 0.13 0.02 0.01 97.88 Average: 0 1.90 0.00 0.13 0.01 0.01 97.94 Average: 1 1.96 0.00 0.16 0.02 0.02 97.84 Average: 2 1.85 0.00 0.14 0.01 0.02 97.99 Average: 3 1.83 0.00 0.11 0.05 0.01 98.01 Average: 4 2.22 0.00 0.15 0.00 0.01 97.61 Average: 5 1.90 0.00 0.13 0.01 0.01 97.94 Average: 6 2.24 0.00 0.15 0.02 0.01 97.59 Average: 7 1.68 0.00 0.10 0.07 0.01 98.14