---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37607 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 18G 138G 12% / 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 747 18747 4 12597 30877 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:a4:45:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84534sec preferred_lft 84534sec inet6 fe80::f816:3eff:fea4:4510/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:05:03:01:57:de 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::405:3ff:fe01:57de/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-37607) 08/15/26 _x86_64_ (8 CPU) 00:36:44 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 16.58 0.46 15.12 0.99 37.01 6146.79 3701.59 01:00:00 29.82 0.55 28.37 0.90 23.48 21622.58 1064.50 Average: 23.14 0.51 21.69 0.94 30.30 13822.87 2393.58 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 23956660 28578176 3727852 11.34 151052 4676040 3804616 11.22 845448 7589688 29044 01:00:00 20153084 31719432 559332 1.70 221240 11287172 1166608 3.44 2980120 8954536 516228 Average: 22054872 30148804 2143592 6.52 186146 7981606 2485612 7.33 1912784 8272112 272636 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 5.79 5.79 0.56 0.56 0.00 0.00 0.00 0.00 00:50:09 ens3 79.24 60.90 629.24 14.29 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 188.88 188.88 185.33 185.33 0.00 0.00 0.00 0.00 01:00:00 ens3 62.42 51.87 368.16 13.78 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 96.61 96.61 92.21 92.21 0.00 0.00 0.00 0.00 Average: ens3 70.90 56.42 499.74 14.04 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-37607) 08/15/26 _x86_64_ (8 CPU) 00:36:44 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 40.87 0.00 1.59 0.11 0.10 57.32 00:50:09 0 38.46 0.00 1.60 0.16 0.10 59.68 00:50:09 1 37.38 0.00 1.73 0.12 0.11 60.66 00:50:09 2 44.78 0.00 1.67 0.10 0.10 53.34 00:50:09 3 40.27 0.00 1.54 0.13 0.10 57.96 00:50:09 4 42.78 0.00 1.54 0.02 0.10 55.54 00:50:09 5 39.67 0.00 1.53 0.09 0.10 58.60 00:50:09 6 39.92 0.00 1.42 0.22 0.10 58.35 00:50:09 7 43.68 0.00 1.72 0.06 0.11 54.43 01:00:00 all 18.15 0.00 1.30 0.34 0.08 80.13 01:00:00 0 12.50 0.00 1.18 0.31 0.07 85.93 01:00:00 1 19.16 0.00 1.44 0.53 0.07 78.81 01:00:00 2 14.94 0.00 1.12 0.18 0.07 83.69 01:00:00 3 32.88 0.00 1.97 0.16 0.09 64.90 01:00:00 4 20.55 0.00 1.42 0.28 0.08 77.67 01:00:00 5 16.48 0.00 1.27 0.24 0.08 81.92 01:00:00 6 13.26 0.00 0.91 0.22 0.08 85.53 01:00:00 7 15.44 0.00 1.12 0.76 0.07 82.62 Average: all 29.60 0.00 1.45 0.22 0.09 68.63 Average: 0 25.60 0.00 1.39 0.23 0.09 72.69 Average: 1 28.34 0.00 1.59 0.32 0.09 69.66 Average: 2 29.99 0.00 1.40 0.14 0.09 68.39 Average: 3 36.60 0.00 1.75 0.15 0.09 61.40 Average: 4 31.76 0.00 1.48 0.15 0.09 66.51 Average: 5 28.18 0.00 1.40 0.16 0.09 70.16 Average: 6 26.69 0.00 1.16 0.22 0.09 71.84 Average: 7 29.68 0.00 1.42 0.41 0.09 68.40