---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-60936 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 17G 138G 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 767 19460 4 11863 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:ee:85:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84445sec preferred_lft 84445sec inet6 fe80::f816:3eff:feee:8532/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:bc:bf:36:72:ee 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::c4bc:bfff:fe36:72ee/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-60936) 10/01/26 _x86_64_ (8 CPU) 00:23:24 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 7.12 0.04 6.64 0.43 1.65 2445.44 802.47 00:50:01 55.04 2.25 36.22 16.56 322.24 22386.93 486250.02 Average: 31.08 1.15 21.43 8.50 161.95 12416.19 243526.24 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24071712 29082760 3221448 9.80 161340 5031768 3201260 9.44 993068 7276656 388064 00:50:01 20186156 31644712 631248 1.92 227972 11159440 1513784 4.46 2968992 8894492 392 Average: 22128934 30363736 1926348 5.86 194656 8095604 2357522 6.95 1981030 8085574 194228 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.83 1.83 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 61.86 51.98 242.22 13.27 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 196.41 196.41 192.80 192.80 0.00 0.00 0.00 0.00 00:50:01 ens3 121.11 111.42 339.11 1272.02 0.00 0.00 0.00 0.00 00:50:01 docker0 78.82 71.75 1261.70 7.91 0.00 0.00 0.00 0.00 00:50:01 veth33c4da8 78.81 71.76 1262.77 7.91 0.00 0.00 0.00 0.10 Average: lo 99.12 99.12 96.48 96.48 0.00 0.00 0.00 0.00 Average: ens3 91.49 81.70 290.66 642.65 0.00 0.00 0.00 0.00 Average: docker0 39.41 35.87 630.85 3.96 0.00 0.00 0.00 0.00 Average: veth33c4da8 39.41 35.88 631.39 3.96 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-60936) 10/01/26 _x86_64_ (8 CPU) 00:23:24 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 36.43 0.00 1.61 0.03 0.02 61.91 00:40:01 0 35.93 0.00 1.68 0.03 0.02 62.35 00:40:01 1 37.35 0.00 1.64 0.01 0.03 60.98 00:40:01 2 33.16 0.00 1.58 0.08 0.02 65.17 00:40:01 3 32.46 0.00 1.59 0.04 0.02 65.89 00:40:01 4 43.70 0.00 1.71 0.02 0.03 54.54 00:40:01 5 38.60 0.00 1.83 0.05 0.03 59.49 00:40:01 6 34.59 0.00 1.28 0.01 0.02 64.10 00:40:01 7 35.63 0.00 1.56 0.04 0.03 62.75 00:50:01 all 13.77 0.00 1.43 0.25 0.01 84.55 00:50:01 0 12.70 0.00 1.70 0.45 0.01 85.15 00:50:01 1 14.01 0.00 1.36 0.12 0.01 84.50 00:50:01 2 11.94 0.00 0.94 0.11 0.01 87.00 00:50:01 3 14.13 0.00 1.27 0.14 0.02 84.45 00:50:01 4 13.17 0.00 1.11 0.35 0.01 85.35 00:50:01 5 9.78 0.00 1.08 0.17 0.01 88.95 00:50:01 6 14.31 0.00 1.67 0.24 0.01 83.76 00:50:01 7 20.11 0.00 2.29 0.39 0.02 77.19 Average: all 25.10 0.00 1.52 0.14 0.02 73.23 Average: 0 24.31 0.00 1.69 0.24 0.02 73.75 Average: 1 25.68 0.00 1.50 0.06 0.02 72.74 Average: 2 22.54 0.00 1.26 0.09 0.02 76.09 Average: 3 23.30 0.00 1.43 0.09 0.02 75.17 Average: 4 28.43 0.00 1.41 0.18 0.02 69.95 Average: 5 24.20 0.00 1.45 0.11 0.02 74.22 Average: 6 24.45 0.00 1.48 0.13 0.02 73.93 Average: 7 27.87 0.00 1.92 0.22 0.02 69.97