---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-869 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: 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 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 752 19143 4 12196 30871 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:df:a6:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84299sec preferred_lft 84299sec inet6 fe80::f816:3eff:fedf:a660/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:d4:3c:77:6b:53 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::a8d4:3cff:fe77:6b53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-869) 09/07/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:10 7.53 0.04 7.09 0.40 1.64 2458.88 3468.30 00:50:19 38.98 2.22 35.60 1.16 320.83 22209.71 2239.53 Average: 23.63 1.16 21.69 0.79 165.10 12573.20 2839.05 00:30:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:10 23819556 28792016 3511592 10.69 158052 5006300 3646140 10.75 961260 7566728 52404 00:50:19 19857232 31645464 627856 1.91 234056 11475108 1529140 4.51 3053388 9139288 52 Average: 21838394 30218740 2069724 6.30 196054 8240704 2587640 7.63 2007324 8353008 26228 00:30:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:10 lo 1.83 1.83 0.16 0.16 0.00 0.00 0.00 0.00 00:40:10 ens3 51.57 44.68 247.14 11.58 0.00 0.00 0.00 0.00 00:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:19 lo 386.42 386.42 374.85 374.85 0.00 0.00 0.00 0.00 00:50:19 ens3 90.15 79.55 332.60 1212.09 0.00 0.00 0.00 0.00 00:50:19 docker0 45.21 46.74 1200.74 5.30 0.00 0.00 0.00 0.00 00:50:19 veth9a6f102 45.20 46.75 1201.36 5.30 0.00 0.00 0.00 0.10 Average: lo 198.77 198.77 192.04 192.04 0.00 0.00 0.00 0.00 Average: ens3 71.33 62.53 290.90 626.36 0.00 0.00 0.00 0.00 Average: docker0 23.15 23.94 614.89 2.71 0.00 0.00 0.00 0.00 Average: veth9a6f102 23.15 23.94 615.21 2.71 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-869) 09/07/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:29 CPU %user %nice %system %iowait %steal %idle 00:40:10 all 32.13 0.00 1.42 0.03 0.02 66.41 00:40:10 0 35.29 0.00 1.67 0.05 0.02 62.97 00:40:10 1 33.73 0.00 1.54 0.01 0.02 64.70 00:40:10 2 31.23 0.00 1.24 0.04 0.02 67.48 00:40:10 3 34.30 0.00 1.44 0.03 0.02 64.21 00:40:10 4 32.23 0.00 1.54 0.04 0.02 66.18 00:40:10 5 27.46 0.00 1.25 0.01 0.02 71.26 00:40:10 6 32.11 0.00 1.27 0.01 0.02 66.59 00:40:10 7 30.66 0.00 1.39 0.03 0.02 67.90 00:50:19 all 14.60 0.00 1.27 0.22 0.01 83.90 00:50:19 0 12.03 0.00 1.49 0.23 0.01 86.24 00:50:19 1 19.24 0.00 1.45 0.17 0.02 79.12 00:50:19 2 15.60 0.00 1.44 0.16 0.01 82.78 00:50:19 3 19.08 0.00 1.63 0.18 0.01 79.10 00:50:19 4 14.33 0.00 1.15 0.26 0.01 84.24 00:50:19 5 12.79 0.00 1.07 0.37 0.01 85.76 00:50:19 6 12.37 0.00 0.93 0.19 0.01 86.50 00:50:19 7 11.33 0.00 0.99 0.18 0.01 87.48 Average: all 23.14 0.00 1.34 0.12 0.02 75.37 Average: 0 23.38 0.00 1.58 0.14 0.02 74.88 Average: 1 26.30 0.00 1.49 0.09 0.02 72.09 Average: 2 23.22 0.00 1.34 0.10 0.01 75.32 Average: 3 26.50 0.00 1.54 0.11 0.02 71.84 Average: 4 23.06 0.00 1.34 0.15 0.02 75.43 Average: 5 19.94 0.00 1.16 0.19 0.01 78.69 Average: 6 21.99 0.00 1.10 0.10 0.01 76.79 Average: 7 20.75 0.00 1.19 0.11 0.02 77.94