---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38592 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: 5600.00 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 769 18772 4 12550 30855 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:9e:1e:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84576sec preferred_lft 84576sec inet6 fe80::f816:3eff:fe9e:1ea4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:9d:81:d0:f1:58 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::689d:81ff:fed0:f158/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38592) 08/19/26 _x86_64_ (8 CPU) 00:29:46 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:09 80.96 11.89 52.53 16.54 1621.46 13450.22 511251.30 00:50:21 23.43 0.47 22.46 0.49 16.89 15171.14 345.70 Average: 52.14 6.17 37.47 8.50 817.67 14312.30 255319.36 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:09 24279196 28740496 3565928 10.85 146296 4533644 3564352 10.51 808776 7317680 27548 00:50:21 18310336 27409848 4877276 14.84 195416 8947868 4942476 14.57 2149392 11722340 904 Average: 21294766 28075172 4221602 12.85 170856 6740756 4253414 12.54 1479084 9520010 14226 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:09 lo 5.79 5.79 0.56 0.56 0.00 0.00 0.00 0.00 00:40:09 ens3 192.36 137.60 1554.70 25.15 0.00 0.00 0.00 0.00 00:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:21 lo 229.23 229.23 224.11 224.11 0.00 0.00 0.00 0.00 00:50:21 ens3 58.02 47.08 331.14 11.90 0.00 0.00 0.00 0.00 00:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 117.72 117.72 112.54 112.54 0.00 0.00 0.00 0.00 Average: ens3 125.07 92.26 941.77 18.52 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-38592) 08/19/26 _x86_64_ (8 CPU) 00:29:46 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:09 all 33.34 0.00 1.80 0.27 0.08 64.51 00:40:09 0 32.29 0.00 1.98 0.30 0.08 65.35 00:40:09 1 31.11 0.00 1.88 0.65 0.08 66.28 00:40:09 2 32.49 0.00 1.55 0.13 0.08 65.76 00:40:09 3 31.32 0.00 1.69 0.13 0.08 66.78 00:40:09 4 30.14 0.00 1.73 0.42 0.08 67.63 00:40:09 5 38.73 0.00 1.93 0.24 0.08 59.02 00:40:09 6 35.47 0.00 1.84 0.11 0.08 62.51 00:40:09 7 35.15 0.00 1.83 0.17 0.08 62.78 00:50:21 all 24.03 0.00 1.17 0.12 0.07 74.61 00:50:21 0 20.44 0.00 1.04 0.04 0.06 78.42 00:50:21 1 21.28 0.00 1.19 0.22 0.07 77.24 00:50:21 2 28.59 0.00 1.45 0.33 0.07 69.57 00:50:21 3 29.07 0.00 1.41 0.08 0.06 69.38 00:50:21 4 26.60 0.00 1.10 0.02 0.07 72.22 00:50:21 5 21.03 0.00 0.89 0.02 0.07 77.98 00:50:21 6 23.68 0.00 0.98 0.03 0.07 75.23 00:50:21 7 21.60 0.00 1.32 0.20 0.07 76.81 Average: all 28.68 0.00 1.49 0.19 0.07 69.57 Average: 0 26.35 0.00 1.51 0.17 0.07 71.90 Average: 1 26.19 0.00 1.53 0.44 0.07 71.77 Average: 2 30.54 0.00 1.50 0.23 0.07 67.67 Average: 3 30.19 0.00 1.55 0.11 0.07 68.08 Average: 4 28.37 0.00 1.41 0.22 0.07 69.93 Average: 5 29.87 0.00 1.41 0.13 0.07 68.51 Average: 6 29.57 0.00 1.41 0.07 0.07 68.89 Average: 7 28.37 0.00 1.57 0.19 0.07 69.80