---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2786 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 20G 136G 13% / 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 815 17495 4 13780 30809 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:09:ba:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.54/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82346sec preferred_lft 82346sec inet6 fe80::f816:3eff:fe09:ba9e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:99:67:45:d6:cc 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::dc99:67ff:fe45:d6cc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2786) 05/22/26 _x86_64_ (8 CPU) 16:05:33 LINUX RESTART (8 CPU) 16:10:42 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:42 2.27 0.20 2.07 0.00 2.08 4950.10 0.23 16:30:17 1.94 0.00 1.94 0.00 0.00 4950.91 0.00 16:40:19 1.69 0.00 1.69 0.00 0.00 2871.39 0.00 16:50:42 1.39 0.16 1.24 0.00 5.84 14.35 0.00 17:00:06 44.00 3.99 38.69 1.32 340.74 15496.40 4999.65 17:10:43 147.16 0.19 139.68 7.29 3.96 30543.35 37277.96 Average: 34.14 0.72 31.92 1.50 55.43 9928.13 7377.71 16:10:42 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:42 30111920 31766972 621636 1.89 61968 1931868 1520920 4.49 184048 2280080 20 16:30:17 30106704 31762632 625856 1.90 62704 1932004 1521244 4.49 184800 2287080 36 16:40:19 30101736 31758292 629908 1.92 63312 1932008 1521628 4.49 185404 2295020 12 16:50:42 30060784 31720200 667276 2.03 63776 1933956 1533156 4.52 187200 2331664 8 17:00:06 23525152 29802204 2499860 7.61 143444 6303008 2629248 7.75 973680 7804540 305956 17:10:43 15743008 28556116 3686324 11.22 376244 11999316 3277716 9.67 3857416 12010352 260 Average: 26608217 30894403 1455143 4.43 128575 4338693 2000652 5.90 928758 4834789 51049 16:10:42 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:20:42 ens3 0.31 0.20 0.11 0.25 0.00 0.00 0.00 0.00 16:20:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:30:17 ens3 0.25 0.18 0.10 0.21 0.00 0.00 0.00 0.00 16:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:19 ens3 0.35 0.21 0.13 0.24 0.00 0.00 0.00 0.00 16:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:42 ens3 1.15 0.90 0.73 0.73 0.00 0.00 0.00 0.00 16:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:06 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 17:00:06 ens3 152.42 121.74 1871.95 24.23 0.00 0.00 0.00 0.00 17:00:06 docker0 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 17:00:06 vethc9da135 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 17:10:43 lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 17:10:43 ens3 123.82 94.91 1387.35 954.97 0.00 0.00 0.00 0.00 17:10:43 docker0 3.52 4.87 0.32 106.30 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 46.13 36.11 538.80 172.98 0.00 0.00 0.00 0.00 Average: docker0 0.62 0.86 0.06 18.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2786) 05/22/26 _x86_64_ (8 CPU) 16:05:33 LINUX RESTART (8 CPU) 16:10:42 CPU %user %nice %system %iowait %steal %idle 16:20:42 all 0.12 0.00 0.01 0.14 0.00 99.73 16:20:42 0 0.03 0.00 0.00 0.00 0.00 99.96 16:20:42 1 0.02 0.00 0.01 0.00 0.00 99.96 16:20:42 2 0.02 0.00 0.03 0.06 0.01 99.88 16:20:42 3 0.01 0.00 0.01 0.02 0.01 99.96 16:20:42 4 0.01 0.00 0.01 0.00 0.00 99.97 16:20:42 5 0.83 0.00 0.01 0.92 0.00 98.24 16:20:42 6 0.01 0.00 0.01 0.01 0.00 99.97 16:20:42 7 0.01 0.00 0.01 0.09 0.01 99.88 16:30:17 all 0.08 0.00 0.01 0.01 0.00 99.90 16:30:17 0 0.01 0.00 0.01 0.00 0.01 99.98 16:30:17 1 0.17 0.00 0.01 0.00 0.01 99.82 16:30:17 2 0.01 0.00 0.01 0.00 0.00 99.98 16:30:17 3 0.40 0.00 0.00 0.00 0.00 99.60 16:30:17 4 0.01 0.00 0.02 0.00 0.01 99.97 16:30:17 5 0.02 0.00 0.01 0.05 0.00 99.92 16:30:17 6 0.00 0.00 0.01 0.00 0.00 99.99 16:30:17 7 0.02 0.00 0.02 0.01 0.01 99.94 16:40:19 all 0.05 0.00 0.02 0.03 0.14 99.76 16:40:19 0 0.01 0.00 0.08 0.00 0.19 99.72 16:40:19 1 0.01 0.00 0.01 0.00 0.26 99.72 16:40:19 2 0.01 0.00 0.00 0.00 0.01 99.97 16:40:19 3 0.34 0.00 0.04 0.01 0.22 99.39 16:40:19 4 0.02 0.00 0.03 0.00 0.03 99.92 16:40:19 5 0.02 0.00 0.01 0.21 0.29 99.48 16:40:19 6 0.00 0.00 0.00 0.00 0.02 99.98 16:40:19 7 0.02 0.00 0.01 0.00 0.07 99.89 16:50:42 all 0.15 0.00 0.02 0.05 0.01 99.78 16:50:42 0 0.02 0.00 0.00 0.02 0.00 99.96 16:50:42 1 0.15 0.00 0.04 0.03 0.01 99.77 16:50:42 2 0.03 0.00 0.01 0.08 0.01 99.88 16:50:42 3 0.04 0.00 0.01 0.00 0.00 99.94 16:50:42 4 0.89 0.00 0.03 0.00 0.01 99.07 16:50:42 5 0.04 0.00 0.01 0.28 0.00 99.66 16:50:42 6 0.01 0.00 0.01 0.00 0.00 99.97 16:50:42 7 0.00 0.00 0.00 0.00 0.01 99.99 17:00:06 all 17.48 0.00 1.25 2.72 0.09 78.46 17:00:06 0 23.13 0.00 1.99 1.13 0.11 73.64 17:00:06 1 16.12 0.00 1.05 2.50 0.09 80.24 17:00:06 2 15.49 0.00 1.08 2.10 0.09 81.23 17:00:06 3 15.03 0.00 1.10 1.94 0.09 81.84 17:00:06 4 14.58 0.00 1.09 1.34 0.08 82.90 17:00:06 5 14.57 0.00 0.94 8.78 0.08 75.64 17:00:06 6 22.90 0.00 1.63 2.21 0.10 73.16 17:00:06 7 18.06 0.00 1.09 1.76 0.10 78.98 17:10:43 all 13.06 0.00 2.82 2.14 0.26 81.72 17:10:43 0 8.38 0.00 1.83 1.57 0.38 87.85 17:10:43 1 11.71 0.00 3.62 2.27 0.28 82.12 17:10:43 2 13.79 0.00 3.04 2.23 0.10 80.85 17:10:43 3 15.92 0.00 3.14 2.27 0.25 78.42 17:10:43 4 17.12 0.00 3.39 1.94 0.26 77.30 17:10:43 5 14.32 0.00 2.57 3.62 0.24 79.26 17:10:43 6 8.19 0.00 2.10 2.11 0.37 87.22 17:10:43 7 15.11 0.00 2.85 1.11 0.22 80.70 Average: all 5.10 0.00 0.70 0.84 0.09 93.27 Average: 0 5.10 0.00 0.65 0.46 0.12 93.67 Average: 1 4.64 0.00 0.81 0.80 0.11 93.64 Average: 2 4.86 0.00 0.71 0.74 0.04 93.64 Average: 3 5.28 0.00 0.74 0.71 0.10 93.18 Average: 4 5.45 0.00 0.78 0.55 0.07 93.15 Average: 5 4.95 0.00 0.60 2.25 0.10 92.09 Average: 6 5.03 0.00 0.63 0.72 0.09 93.53 Average: 7 5.50 0.00 0.68 0.49 0.07 93.26