---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39155 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 12G 143G 8% / 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 777 24876 4 6437 30846 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:d4:15:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84274sec preferred_lft 84274sec inet6 fe80::f816:3eff:fed4:1554/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:2c:57:fe:d6:29 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-39155) 08/20/26 _x86_64_ (8 CPU) 22:04:55 LINUX RESTART (8 CPU) 22:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:15 4.58 0.17 4.07 0.34 23.87 518.27 17761.88 22:30:28 37.42 1.67 22.15 13.60 57.90 513.51 502690.94 22:40:17 45.58 4.21 39.29 2.09 201.06 14006.62 3098.74 Average: 29.00 1.99 21.62 5.39 92.92 4897.64 176893.92 22:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:15 29988172 31876180 504880 1.54 65876 2156952 1514636 4.47 222740 2350560 4 22:30:28 29278936 31377624 995880 3.03 74412 2352356 1515972 4.47 281932 2996112 92012 22:40:17 25542860 31654236 647824 1.97 167204 6114452 1172116 3.46 1399296 5386808 220604 Average: 28269989 31636013 716195 2.18 102497 3541253 1400908 4.13 634656 3577827 104207 22:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:15 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 22:20:15 ens3 17.64 11.92 194.60 0.83 0.00 0.00 0.00 0.00 22:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:28 lo 9.39 9.39 40.83 40.83 0.00 0.00 0.00 0.00 22:30:28 ens3 106.01 61.94 293.47 25.60 0.00 0.00 0.00 0.00 22:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:17 lo 153.06 153.06 156.17 156.17 0.00 0.00 0.00 0.00 22:40:17 ens3 611.62 379.92 1602.80 1184.95 0.00 0.00 0.00 0.00 22:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 52.93 52.93 64.53 64.53 0.00 0.00 0.00 0.00 Average: ens3 240.43 148.35 685.39 393.80 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-39155) 08/20/26 _x86_64_ (8 CPU) 22:04:55 LINUX RESTART (8 CPU) 22:10:04 CPU %user %nice %system %iowait %steal %idle 22:20:15 all 0.21 0.00 0.06 0.04 0.01 99.69 22:20:15 0 0.14 0.00 0.04 0.00 0.00 99.81 22:20:15 1 0.54 0.00 0.06 0.00 0.01 99.39 22:20:15 2 0.09 0.00 0.05 0.04 0.00 99.81 22:20:15 3 0.17 0.00 0.06 0.00 0.00 99.76 22:20:15 4 0.21 0.00 0.08 0.01 0.01 99.69 22:20:15 5 0.23 0.00 0.08 0.02 0.01 99.66 22:20:15 6 0.17 0.00 0.06 0.22 0.00 99.55 22:20:15 7 0.10 0.00 0.04 0.01 0.00 99.84 22:30:28 all 1.25 0.00 0.13 0.07 0.01 98.53 22:30:28 0 1.12 0.00 0.11 0.01 0.01 98.75 22:30:28 1 1.87 0.00 0.16 0.00 0.01 97.95 22:30:28 2 1.87 0.00 0.14 0.03 0.01 97.94 22:30:28 3 0.93 0.00 0.11 0.00 0.01 98.95 22:30:28 4 0.91 0.00 0.19 0.46 0.01 98.43 22:30:28 5 1.23 0.00 0.14 0.01 0.01 98.61 22:30:28 6 1.04 0.00 0.11 0.04 0.01 98.79 22:30:28 7 1.05 0.00 0.11 0.00 0.01 98.83 22:40:17 all 13.12 0.00 1.24 0.18 0.05 85.41 22:40:17 0 12.79 0.00 1.12 0.28 0.04 85.77 22:40:17 1 10.57 0.00 1.21 0.38 0.05 87.79 22:40:17 2 11.10 0.00 1.11 0.05 0.05 87.69 22:40:17 3 13.14 0.00 1.67 0.20 0.05 84.94 22:40:17 4 13.51 0.00 1.06 0.19 0.05 85.19 22:40:17 5 14.65 0.00 1.13 0.02 0.05 84.14 22:40:17 6 10.16 0.00 1.09 0.17 0.04 88.53 22:40:17 7 19.08 0.00 1.52 0.11 0.05 79.24 Average: all 4.75 0.00 0.47 0.09 0.02 94.67 Average: 0 4.58 0.00 0.41 0.10 0.02 94.89 Average: 1 4.24 0.00 0.47 0.13 0.02 95.14 Average: 2 4.27 0.00 0.42 0.04 0.02 95.25 Average: 3 4.63 0.00 0.60 0.07 0.02 94.68 Average: 4 4.77 0.00 0.44 0.22 0.02 94.56 Average: 5 5.24 0.00 0.44 0.02 0.03 94.27 Average: 6 3.71 0.00 0.41 0.14 0.02 95.72 Average: 7 6.58 0.00 0.55 0.04 0.02 92.82