---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37333 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 717 26505 4 4869 30907 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:97:ca:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83130sec preferred_lft 83130sec inet6 fe80::f816:3eff:fe97:cac3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:9a:9a:c5:35:0d 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37333) 08/13/26 _x86_64_ (8 CPU) 11:38:41 LINUX RESTART (8 CPU) 11:40:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:27 1.53 0.03 1.49 0.01 1.11 18.53 217.28 12:00:27 1.23 0.01 1.23 0.00 0.04 14.64 0.00 12:10:27 1.09 0.00 1.09 0.00 0.00 13.17 0.00 12:20:27 1.25 0.00 1.24 0.00 0.23 14.67 0.05 12:30:21 50.60 3.60 45.86 1.15 228.50 6750.96 2459.70 Average: 11.06 0.72 10.11 0.23 45.61 1351.60 531.55 11:40:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:27 30213180 31883460 503780 1.53 59176 1949184 1514660 4.47 198116 2161384 56 12:00:27 30211432 31882288 505000 1.54 59604 1949324 1514660 4.47 198532 2162320 160 12:10:27 30209424 31880696 506436 1.54 59996 1949336 1514660 4.47 198880 2163128 196 12:20:27 30206152 31877924 509172 1.55 60384 1949408 1514660 4.47 199320 2165480 52 12:30:21 25279512 29895964 2410980 7.34 203636 4572020 2710144 7.99 778200 6272468 1080908 Average: 29223940 31484066 887074 2.70 88559 2473854 1753757 5.17 314610 2984956 216274 11:40:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:27 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:50:27 ens3 0.38 0.11 0.09 0.04 0.00 0.00 0.00 0.00 11:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:27 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:27 ens3 0.28 0.09 0.05 0.02 0.00 0.00 0.00 0.00 12:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:27 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:10:27 ens3 0.23 0.07 0.04 0.02 0.00 0.00 0.00 0.00 12:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:27 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:20:27 ens3 0.29 0.14 0.10 0.05 0.00 0.00 0.00 0.00 12:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:21 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 12:30:21 ens3 159.67 124.13 1000.06 29.14 0.00 0.00 0.00 0.00 12:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 31.91 24.71 198.47 5.80 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37333) 08/13/26 _x86_64_ (8 CPU) 11:38:41 LINUX RESTART (8 CPU) 11:40:27 CPU %user %nice %system %iowait %steal %idle 11:50:27 all 0.13 0.00 0.01 0.01 0.01 99.84 11:50:27 0 0.02 0.00 0.01 0.00 0.00 99.97 11:50:27 1 0.71 0.00 0.01 0.00 0.02 99.25 11:50:27 2 0.01 0.00 0.01 0.00 0.00 99.98 11:50:27 3 0.03 0.00 0.02 0.04 0.01 99.91 11:50:27 4 0.22 0.00 0.02 0.00 0.02 99.74 11:50:27 5 0.01 0.00 0.01 0.00 0.00 99.98 11:50:27 6 0.01 0.00 0.02 0.00 0.02 99.95 11:50:27 7 0.02 0.00 0.02 0.01 0.01 99.95 12:00:27 all 0.08 0.00 0.01 0.00 0.01 99.90 12:00:27 0 0.01 0.00 0.02 0.01 0.01 99.97 12:00:27 1 0.55 0.00 0.01 0.00 0.02 99.43 12:00:27 2 0.01 0.00 0.01 0.00 0.01 99.97 12:00:27 3 0.01 0.00 0.01 0.02 0.00 99.96 12:00:27 4 0.01 0.00 0.01 0.00 0.01 99.97 12:00:27 5 0.01 0.00 0.00 0.00 0.00 99.99 12:00:27 6 0.02 0.00 0.03 0.00 0.03 99.93 12:00:27 7 0.02 0.00 0.01 0.00 0.01 99.97 12:10:27 all 0.14 0.00 0.01 0.00 0.01 99.83 12:10:27 0 0.01 0.00 0.01 0.01 0.01 99.96 12:10:27 1 1.04 0.00 0.01 0.00 0.02 98.92 12:10:27 2 0.01 0.00 0.01 0.00 0.00 99.99 12:10:27 3 0.01 0.00 0.01 0.00 0.01 99.97 12:10:27 4 0.01 0.00 0.01 0.00 0.00 99.98 12:10:27 5 0.00 0.00 0.01 0.00 0.00 99.99 12:10:27 6 0.01 0.00 0.01 0.00 0.01 99.96 12:10:27 7 0.03 0.00 0.03 0.02 0.03 99.90 12:20:27 all 0.05 0.00 0.01 0.00 0.01 99.93 12:20:27 0 0.02 0.00 0.01 0.00 0.01 99.97 12:20:27 1 0.31 0.00 0.02 0.00 0.02 99.65 12:20:27 2 0.01 0.00 0.01 0.00 0.01 99.97 12:20:27 3 0.01 0.00 0.01 0.00 0.00 99.98 12:20:27 4 0.00 0.00 0.01 0.00 0.01 99.98 12:20:27 5 0.01 0.00 0.01 0.00 0.01 99.97 12:20:27 6 0.02 0.00 0.02 0.00 0.01 99.95 12:20:27 7 0.01 0.00 0.02 0.02 0.02 99.93 12:30:21 all 20.97 0.00 0.85 0.15 0.05 77.99 12:30:21 0 21.06 0.00 0.89 0.06 0.05 77.94 12:30:21 1 18.32 0.00 0.80 0.06 0.05 80.77 12:30:21 2 17.80 0.00 0.74 0.02 0.04 81.40 12:30:21 3 20.14 0.00 0.94 0.07 0.04 78.81 12:30:21 4 20.98 0.00 0.68 0.02 0.05 78.27 12:30:21 5 25.38 0.00 1.01 0.08 0.05 73.48 12:30:21 6 24.38 0.00 0.96 0.10 0.06 74.50 12:30:21 7 19.67 0.00 0.75 0.78 0.04 78.75 Average: all 4.23 0.00 0.18 0.03 0.02 95.54 Average: 0 4.18 0.00 0.19 0.02 0.01 95.60 Average: 1 4.15 0.00 0.17 0.01 0.03 95.64 Average: 2 3.54 0.00 0.16 0.00 0.01 96.29 Average: 3 4.00 0.00 0.20 0.03 0.01 95.77 Average: 4 4.21 0.00 0.15 0.01 0.02 95.62 Average: 5 5.04 0.00 0.21 0.02 0.01 94.73 Average: 6 4.84 0.00 0.20 0.02 0.02 94.91 Average: 7 3.91 0.00 0.16 0.17 0.02 95.74