---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33524 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: 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 735 19049 4 12307 30889 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:8b:93:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84406sec preferred_lft 84406sec inet6 fe80::f816:3eff:fe8b:9378/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:0d:12:58:f5:59 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::7c0d:12ff:fe58:f559/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33524) 07/07/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 26.85 0.28 10.97 15.60 10.54 5284.50 514930.42 01:00:04 25.99 0.47 25.09 0.43 16.96 17923.78 1794.11 Average: 26.42 0.38 18.10 7.94 13.78 11666.47 255831.98 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24789700 29173796 3134444 9.54 145740 4450700 3513160 10.36 831612 6788052 24856 01:00:04 18938524 29346144 2938352 8.94 205356 10191816 3073240 9.06 2639176 10572204 611512 Average: 21864112 29259970 3036398 9.24 175548 7321258 3293200 9.71 1735394 8680128 318184 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.79 5.79 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 81.60 60.10 309.98 13.89 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:04 lo 232.86 232.86 227.94 227.94 0.00 0.00 0.00 0.00 01:00:04 ens3 56.79 47.65 354.43 11.16 0.00 0.00 0.00 0.00 01:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 120.44 120.44 115.37 115.37 0.00 0.00 0.00 0.00 Average: ens3 69.07 53.82 332.43 12.51 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-33524) 07/07/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.43 0.00 1.46 0.06 0.11 58.94 00:50:01 0 40.50 0.00 1.44 0.12 0.11 57.83 00:50:01 1 40.10 0.00 1.47 0.02 0.11 58.31 00:50:01 2 41.28 0.00 1.57 0.05 0.11 57.00 00:50:01 3 41.33 0.00 1.49 0.01 0.11 57.06 00:50:01 4 39.35 0.00 1.56 0.03 0.11 58.96 00:50:01 5 37.99 0.00 1.44 0.05 0.10 60.43 00:50:01 6 36.01 0.00 1.30 0.19 0.11 62.39 00:50:01 7 38.91 0.00 1.45 0.02 0.11 59.51 01:00:04 all 19.22 0.00 1.28 0.36 0.15 78.99 01:00:04 0 21.93 0.00 1.23 0.59 0.29 75.96 01:00:04 1 23.61 0.00 1.75 0.15 0.18 74.31 01:00:04 2 18.87 0.00 1.35 0.84 0.23 78.72 01:00:04 3 20.80 0.00 1.17 0.12 0.09 77.82 01:00:04 4 18.58 0.00 1.02 0.18 0.09 80.13 01:00:04 5 18.74 0.00 1.53 0.21 0.09 79.43 01:00:04 6 16.50 0.00 1.12 0.38 0.09 81.91 01:00:04 7 14.72 0.00 1.06 0.43 0.10 83.69 Average: all 29.25 0.00 1.37 0.21 0.13 69.04 Average: 0 31.13 0.00 1.33 0.36 0.20 66.98 Average: 1 31.78 0.00 1.61 0.08 0.14 66.38 Average: 2 29.99 0.00 1.46 0.45 0.17 67.94 Average: 3 31.01 0.00 1.33 0.07 0.10 67.50 Average: 4 28.88 0.00 1.28 0.11 0.10 69.63 Average: 5 28.27 0.00 1.48 0.13 0.10 70.02 Average: 6 26.18 0.00 1.21 0.29 0.10 72.23 Average: 7 26.72 0.00 1.26 0.23 0.10 71.70