---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38832 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 17G 139G 11% / 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 760 19558 4 11772 30863 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:7f:8d:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84485sec preferred_lft 84485sec inet6 fe80::f816:3eff:fe7f:8dbd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:69:ec:f4:fe:23 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 inet6 fe80::d869:ecff:fef4:fe23/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38832) 08/20/26 _x86_64_ (8 CPU) 00:23:16 LINUX RESTART (8 CPU) 00:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 11.46 0.06 11.01 0.40 3.09 4215.46 631.04 00:50:30 40.44 2.12 37.27 1.04 308.32 19563.74 3539.26 Average: 26.35 1.12 24.51 0.73 159.97 12103.90 2125.75 00:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 23023508 29342252 2958880 9.00 160916 6303524 3116548 9.19 1619208 7677608 1181808 00:50:30 20268064 31636960 639120 1.94 226488 11072676 1450928 4.28 2951692 8829584 648 Average: 21645786 30489606 1799000 5.47 193702 8688100 2283738 6.73 2285450 8253596 591228 00:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.75 1.75 0.16 0.16 0.00 0.00 0.00 0.00 00:40:00 ens3 59.34 48.63 236.68 13.13 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:30 lo 194.85 194.85 191.57 191.57 0.00 0.00 0.00 0.00 00:50:30 ens3 117.71 107.54 325.60 1281.65 0.00 0.00 0.00 0.00 00:50:30 docker0 77.86 77.45 1271.97 9.95 0.00 0.00 0.00 0.00 00:50:30 veth1e4b896 77.86 77.46 1273.04 9.95 0.00 0.00 0.00 0.10 Average: lo 101.00 101.00 98.53 98.53 0.00 0.00 0.00 0.00 Average: ens3 89.34 78.91 282.38 665.10 0.00 0.00 0.00 0.00 Average: docker0 40.02 39.81 653.75 5.11 0.00 0.00 0.00 0.00 Average: veth1e4b896 40.02 39.81 654.29 5.11 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38832) 08/20/26 _x86_64_ (8 CPU) 00:23:16 LINUX RESTART (8 CPU) 00:30:05 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 33.88 0.00 1.41 0.30 0.07 64.33 00:40:00 0 32.26 0.00 1.36 0.55 0.08 65.74 00:40:00 1 28.60 0.00 1.18 0.03 0.07 70.13 00:40:00 2 35.76 0.00 1.56 0.21 0.08 62.40 00:40:00 3 43.40 0.00 1.57 0.08 0.08 54.87 00:40:00 4 36.23 0.00 1.66 0.03 0.08 62.00 00:40:00 5 27.50 0.00 1.33 1.44 0.07 69.66 00:40:00 6 36.43 0.00 1.32 0.04 0.07 62.13 00:40:00 7 30.92 0.00 1.31 0.04 0.07 67.67 00:50:30 all 12.68 0.00 1.21 0.38 0.05 85.68 00:50:30 0 10.51 0.00 1.00 0.40 0.06 88.04 00:50:30 1 17.90 0.00 1.71 0.16 0.06 80.18 00:50:30 2 18.25 0.00 1.95 0.26 0.06 79.47 00:50:30 3 11.75 0.00 1.43 0.73 0.05 86.03 00:50:30 4 9.98 0.00 0.78 0.19 0.05 88.99 00:50:30 5 8.84 0.00 0.90 0.71 0.05 89.50 00:50:30 6 12.34 0.00 0.89 0.33 0.04 86.40 00:50:30 7 11.88 0.00 1.01 0.22 0.04 86.85 Average: all 22.99 0.00 1.31 0.34 0.06 75.30 Average: 0 21.09 0.00 1.18 0.47 0.07 77.20 Average: 1 23.10 0.00 1.45 0.10 0.06 75.29 Average: 2 26.76 0.00 1.76 0.24 0.07 71.18 Average: 3 27.13 0.00 1.50 0.42 0.06 70.89 Average: 4 22.74 0.00 1.21 0.11 0.07 75.87 Average: 5 17.92 0.00 1.11 1.07 0.06 79.85 Average: 6 24.04 0.00 1.10 0.19 0.06 74.61 Average: 7 21.13 0.00 1.15 0.13 0.05 77.54