---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3624 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: 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 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 17G 139G 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 757 19557 4 11776 30866 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:db:a5:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84506sec preferred_lft 84506sec inet6 fe80::f816:3eff:fedb:a5ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:de:46:47:29:7c 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::d8de:46ff:fe47:297c/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-3624) 08/09/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:06 9.20 0.06 8.75 0.39 3.54 2462.29 570.51 00:50:32 61.04 2.19 42.84 16.02 313.65 21308.05 467429.43 Average: 35.64 1.15 26.13 8.36 161.72 12074.71 238695.26 00:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:06 24014052 29352728 2951952 8.98 160788 5350200 3043340 8.97 1200244 7131948 737588 00:50:32 20265116 31637608 638768 1.94 226588 11076644 1441492 4.25 2956404 8828212 48 Average: 22139584 30495168 1795360 5.46 193688 8213422 2242416 6.61 2078324 7980080 368818 00:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:06 lo 1.74 1.74 0.16 0.16 0.00 0.00 0.00 0.00 00:40:06 ens3 57.96 48.31 234.33 12.61 0.00 0.00 0.00 0.00 00:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:32 lo 199.61 199.61 195.88 195.88 0.00 0.00 0.00 0.00 00:50:32 ens3 117.65 102.89 328.11 1267.52 0.00 0.00 0.00 0.00 00:50:32 docker0 72.04 71.00 1257.28 8.87 0.00 0.00 0.00 0.00 00:50:32 veth4e94c77 72.03 71.00 1258.27 8.87 0.00 0.00 0.00 0.10 Average: lo 102.67 102.67 99.99 99.99 0.00 0.00 0.00 0.00 Average: ens3 88.41 76.15 282.16 652.68 0.00 0.00 0.00 0.00 Average: docker0 36.74 36.21 641.29 4.52 0.00 0.00 0.00 0.00 Average: veth4e94c77 36.74 36.21 641.79 4.52 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3624) 08/09/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:06 CPU %user %nice %system %iowait %steal %idle 00:40:06 all 34.62 0.00 1.39 0.03 0.07 63.89 00:40:06 0 32.37 0.00 1.51 0.02 0.07 66.02 00:40:06 1 27.18 0.00 1.16 0.04 0.07 71.55 00:40:06 2 33.45 0.00 1.23 0.03 0.07 65.21 00:40:06 3 42.34 0.00 1.08 0.00 0.07 56.51 00:40:06 4 37.84 0.00 1.54 0.04 0.08 60.51 00:40:06 5 31.81 0.00 1.85 0.01 0.07 66.26 00:40:06 6 39.94 0.00 1.40 0.03 0.07 58.56 00:40:06 7 32.02 0.00 1.34 0.08 0.07 66.49 00:50:32 all 13.88 0.00 1.41 0.53 0.05 84.12 00:50:32 0 11.53 0.00 1.18 1.01 0.05 86.23 00:50:32 1 14.14 0.00 1.19 0.55 0.06 84.07 00:50:32 2 15.17 0.00 1.47 0.87 0.06 82.43 00:50:32 3 15.59 0.00 1.91 0.20 0.06 82.25 00:50:32 4 16.27 0.00 2.02 0.61 0.06 81.04 00:50:32 5 11.56 0.00 1.08 0.30 0.05 87.01 00:50:32 6 14.29 0.00 1.37 0.25 0.05 84.04 00:50:32 7 12.54 0.00 1.05 0.44 0.04 85.92 Average: all 24.03 0.00 1.40 0.29 0.06 74.22 Average: 0 21.73 0.00 1.34 0.53 0.06 76.33 Average: 1 20.52 0.00 1.18 0.30 0.06 77.94 Average: 2 24.11 0.00 1.36 0.46 0.06 74.01 Average: 3 28.69 0.00 1.50 0.10 0.07 69.64 Average: 4 26.82 0.00 1.78 0.33 0.07 70.99 Average: 5 21.47 0.00 1.45 0.16 0.06 76.85 Average: 6 26.84 0.00 1.39 0.14 0.06 71.57 Average: 7 22.07 0.00 1.19 0.27 0.05 76.42