---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38011 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: 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 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 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 749 19005 4 12337 30874 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:3d:70:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84537sec preferred_lft 84537sec inet6 fe80::f816:3eff:fe3d:70e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:1a:7c:a7:77:ac 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::3c1a:7cff:fea7:77ac/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-38011) 08/16/26 _x86_64_ (8 CPU) 00:29:45 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:09 78.36 11.72 50.45 16.19 1599.60 12559.69 502906.18 00:50:21 23.42 0.49 22.43 0.51 17.31 15313.87 655.10 01:00:06 46.95 1.97 43.69 1.30 324.34 10740.24 14949.02 Average: 49.55 4.75 38.75 6.05 649.87 12904.93 174514.75 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:09 25406564 29602576 2707408 8.24 139880 4284632 2901744 8.56 775572 6229516 26976 00:50:21 19175624 28056108 4233408 12.88 190416 8740032 4497812 13.26 2128884 10902732 248 01:00:06 19451504 31613720 657700 2.00 230568 11830416 1313764 3.87 3147960 9437912 128392 Average: 21344564 29757468 2532839 7.71 186955 8285027 2904440 8.56 2017472 8856720 51872 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:09 lo 5.48 5.48 0.53 0.53 0.00 0.00 0.00 0.00 00:40:09 ens3 176.02 131.20 1236.66 24.29 0.00 0.00 0.00 0.00 00:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:21 lo 249.07 249.07 242.87 242.87 0.00 0.00 0.00 0.00 00:50:21 ens3 64.10 51.67 332.32 13.27 0.00 0.00 0.00 0.00 00:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:06 lo 16.29 16.29 1.85 1.85 0.00 0.00 0.00 0.00 01:00:06 ens3 200.70 212.96 551.07 2921.51 0.00 0.00 0.00 0.00 01:00:06 docker0 88.50 81.27 1459.10 10.72 0.00 0.00 0.00 0.00 Average: lo 91.62 91.62 83.17 83.17 0.00 0.00 0.00 0.00 Average: ens3 146.04 130.69 707.86 958.67 0.00 0.00 0.00 0.00 Average: docker0 28.66 26.31 472.45 3.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38011) 08/16/26 _x86_64_ (8 CPU) 00:29:45 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:09 all 32.81 0.00 1.78 0.23 0.07 65.11 00:40:09 0 31.28 0.00 1.78 0.25 0.08 66.61 00:40:09 1 33.25 0.00 1.73 0.13 0.08 64.82 00:40:09 2 32.93 0.00 1.80 0.51 0.08 64.68 00:40:09 3 36.49 0.00 1.90 0.43 0.08 61.10 00:40:09 4 33.54 0.00 1.79 0.17 0.07 64.43 00:40:09 5 34.47 0.00 1.86 0.24 0.07 63.35 00:40:09 6 31.82 0.00 1.80 0.09 0.07 66.23 00:40:09 7 28.70 0.00 1.56 0.05 0.07 69.62 00:50:21 all 26.53 0.00 1.32 0.10 0.07 71.98 00:50:21 0 24.38 0.00 1.49 0.01 0.07 74.05 00:50:21 1 25.88 0.00 1.45 0.05 0.07 72.56 00:50:21 2 25.51 0.00 1.54 0.44 0.08 72.44 00:50:21 3 22.75 0.00 1.11 0.04 0.07 76.03 00:50:21 4 28.52 0.00 1.23 0.04 0.07 70.13 00:50:21 5 28.82 0.00 1.02 0.04 0.07 70.05 00:50:21 6 30.58 0.00 1.39 0.09 0.07 67.88 00:50:21 7 25.77 0.00 1.35 0.11 0.07 72.71 01:00:06 all 12.06 0.00 1.08 0.14 0.05 86.67 01:00:06 0 13.90 0.00 0.75 0.08 0.06 85.22 01:00:06 1 13.21 0.00 1.58 0.28 0.06 84.87 01:00:06 2 22.27 0.00 1.85 0.15 0.06 75.66 01:00:06 3 10.64 0.00 1.19 0.05 0.05 88.06 01:00:06 4 7.40 0.00 0.81 0.07 0.05 91.66 01:00:06 5 8.59 0.00 0.76 0.03 0.05 90.57 01:00:06 6 8.20 0.00 0.63 0.07 0.05 91.06 01:00:06 7 12.24 0.00 1.08 0.35 0.05 86.28 Average: all 23.96 0.00 1.40 0.16 0.07 74.42 Average: 0 23.31 0.00 1.35 0.11 0.07 75.16 Average: 1 24.27 0.00 1.59 0.15 0.07 73.93 Average: 2 26.96 0.00 1.73 0.37 0.07 70.87 Average: 3 23.45 0.00 1.40 0.18 0.07 74.90 Average: 4 23.38 0.00 1.28 0.09 0.07 75.18 Average: 5 24.17 0.00 1.22 0.10 0.07 74.44 Average: 6 23.75 0.00 1.28 0.08 0.06 74.83 Average: 7 22.37 0.00 1.33 0.17 0.06 76.06