---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8450 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 744 19018 4 12329 30879 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:a5:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84498sec preferred_lft 84498sec inet6 fe80::f816:3eff:fe7f:a542/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:62:76:25:8f:1d 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::1c62:76ff:fe25:8f1d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8450) 09/16/26 _x86_64_ (8 CPU) 00:29:50 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 60.85 11.83 47.40 1.63 1632.08 23920.77 3231.94 00:50:00 20.33 0.51 19.28 0.55 18.59 15562.09 803.80 01:00:00 28.54 1.94 25.55 1.05 316.52 10136.28 2762.29 Average: 36.57 4.76 30.74 1.08 655.53 16538.24 2265.82 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 24791764 28997048 3312496 10.08 139892 4293384 3445940 10.16 767404 6851972 41632 00:50:00 18869816 27738536 4550444 13.85 190424 8729124 4663576 13.75 2112968 11203192 252 01:00:00 19002512 30997412 1274620 3.88 229972 11676360 1913372 5.64 3111848 9934388 43292 Average: 20888031 29244332 3045853 9.27 186763 8232956 3340963 9.85 1997407 9329851 28392 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 5.57 5.57 0.54 0.54 0.00 0.00 0.00 0.00 00:40:00 ens3 183.62 146.68 1250.79 26.01 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 00:50:00 lo 246.04 246.04 240.28 240.28 0.00 0.00 0.00 0.00 00:50:00 ens3 75.03 59.21 339.64 13.29 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 15.81 15.81 1.75 1.75 0.00 0.00 0.00 0.00 01:00:00 ens3 177.21 192.62 337.35 2843.70 0.00 0.00 0.00 0.00 01:00:00 docker0 85.26 74.41 1420.94 10.14 0.00 0.00 0.00 0.00 Average: lo 89.16 89.16 80.87 80.87 0.00 0.00 0.00 0.00 Average: ens3 145.28 132.83 642.47 961.19 0.00 0.00 0.00 0.00 Average: docker0 28.42 24.81 473.74 3.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8450) 09/16/26 _x86_64_ (8 CPU) 00:29:50 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 31.32 0.00 1.83 0.27 0.03 66.55 00:40:00 0 31.86 0.00 1.93 0.50 0.03 65.68 00:40:00 1 32.11 0.00 2.11 0.48 0.03 65.28 00:40:00 2 31.85 0.00 2.04 0.29 0.03 65.79 00:40:00 3 27.19 0.00 1.81 0.34 0.03 70.64 00:40:00 4 33.59 0.00 1.77 0.10 0.03 64.52 00:40:00 5 34.62 0.00 1.79 0.31 0.03 63.25 00:40:00 6 31.36 0.00 1.54 0.13 0.03 66.93 00:40:00 7 27.98 0.00 1.63 0.03 0.03 70.33 00:50:00 all 25.33 0.00 1.37 0.12 0.03 73.14 00:50:00 0 24.93 0.00 1.37 0.05 0.03 73.63 00:50:00 1 25.21 0.00 1.33 0.04 0.03 73.39 00:50:00 2 25.65 0.00 1.43 0.11 0.02 72.79 00:50:00 3 24.13 0.00 1.38 0.11 0.03 74.35 00:50:00 4 20.94 0.00 1.39 0.35 0.02 77.29 00:50:00 5 24.51 0.00 1.19 0.08 0.03 74.19 00:50:00 6 27.62 0.00 1.26 0.19 0.03 70.89 00:50:00 7 29.70 0.00 1.64 0.03 0.03 68.61 01:00:00 all 10.58 0.00 1.11 0.13 0.04 88.14 01:00:00 0 9.92 0.00 0.74 0.12 0.02 89.21 01:00:00 1 5.76 0.00 0.74 0.07 0.03 93.40 01:00:00 2 8.09 0.00 0.82 0.37 0.05 90.67 01:00:00 3 16.06 0.00 2.08 0.27 0.05 81.54 01:00:00 4 12.32 0.00 1.62 0.04 0.04 85.98 01:00:00 5 9.09 0.00 1.19 0.06 0.04 89.62 01:00:00 6 11.43 0.00 0.98 0.11 0.04 87.44 01:00:00 7 11.98 0.00 0.71 0.05 0.04 87.23 Average: all 22.41 0.00 1.44 0.18 0.03 75.95 Average: 0 22.23 0.00 1.35 0.22 0.03 76.18 Average: 1 21.02 0.00 1.39 0.20 0.03 77.36 Average: 2 21.86 0.00 1.43 0.25 0.03 76.42 Average: 3 22.46 0.00 1.75 0.24 0.03 75.51 Average: 4 22.28 0.00 1.59 0.16 0.03 75.94 Average: 5 22.73 0.00 1.39 0.15 0.03 75.70 Average: 6 23.45 0.00 1.26 0.14 0.03 75.11 Average: 7 23.21 0.00 1.32 0.04 0.03 75.39