---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3504 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 21G 135G 14% / 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 871 16990 4 14230 30753 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:6e:ac:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.152/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82104sec preferred_lft 82104sec inet6 fe80::f816:3eff:fe6e:ac6a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state UP group default link/ether 82:c3:a3:65:de:5c 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::80c3:a3ff:fe65:de5c/64 scope link valid_lft forever preferred_lft forever 50: vethcf4ada3@if49: mtu 1458 qdisc noqueue master docker0 state UP group default link/ether 82:2a:56:84:3e:5b brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::802a:56ff:fe84:3e5b/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-3504) 05/25/26 _x86_64_ (8 CPU) 10:32:36 LINUX RESTART (8 CPU) 10:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:00 41.06 2.71 36.99 1.36 243.20 17390.58 4598.50 11:00:01 54.82 0.00 52.21 2.61 0.05 9745.80 21941.96 11:10:00 45.66 0.01 43.61 2.04 0.67 7407.51 11388.22 11:20:00 51.56 0.00 49.28 2.28 0.12 5646.40 24475.73 11:30:03 39.67 1.58 36.22 1.88 182.18 7153.10 9423.10 11:40:37 52.06 1.14 31.70 19.22 174.58 11326.31 456412.03 Average: 47.52 0.91 41.58 5.03 100.70 9781.49 91540.17 10:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:00 24382208 30079660 2225056 6.77 130112 5780080 2525868 7.45 1073264 6891468 24 11:00:01 23579316 30082876 2217420 6.75 142216 6550276 2536168 7.48 1479768 7267228 0 11:10:00 22712452 30066788 2229776 6.79 150000 7368084 2538188 7.48 1859112 7721568 2716 11:20:00 21697656 30063472 2230088 6.79 157532 8343120 2539784 7.49 2299112 8272152 216 11:30:03 21182252 31638864 646816 1.97 179244 10331792 1505484 4.44 2464908 8529724 194096 11:40:37 17578700 31539284 729048 2.22 232564 13606816 1749492 5.16 2985712 11419292 89396 Average: 21855431 30578491 1713034 5.21 165278 8663361 2232497 6.58 2026979 8350239 47741 10:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:00 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 10:50:00 ens3 153.03 106.62 1191.53 29.80 0.00 0.00 0.00 0.00 10:50:00 docker0 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:01 ens3 5.41 3.68 1.87 1.94 0.00 0.00 0.00 0.00 11:00:01 docker0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:00 ens3 18.81 10.83 107.33 4.02 0.00 0.00 0.00 0.00 11:10:00 docker0 3.99 8.49 0.22 103.59 0.00 0.00 0.00 0.00 11:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:00 ens3 13.17 8.76 3.89 4.33 0.00 0.00 0.00 0.00 11:20:00 docker0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 lo 0.56 0.56 0.05 0.05 0.00 0.00 0.00 0.00 11:30:03 ens3 126.20 80.26 2497.42 18.06 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:37 lo 0.25 0.25 0.02 0.02 0.00 0.00 0.00 0.00 11:40:37 ens3 12.44 11.57 71.69 2.92 0.00 0.00 0.00 0.00 11:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 54.36 36.65 640.83 10.09 0.00 0.00 0.00 0.00 Average: docker0 0.67 1.41 0.04 17.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-3504) 05/25/26 _x86_64_ (8 CPU) 10:32:36 LINUX RESTART (8 CPU) 10:40:05 CPU %user %nice %system %iowait %steal %idle 10:50:00 all 4.55 0.00 0.49 11.32 0.03 83.62 10:50:00 0 5.76 0.00 0.57 14.99 0.04 78.64 10:50:00 1 5.19 0.00 0.43 5.07 0.03 89.28 10:50:00 2 2.84 0.00 0.38 6.08 0.04 90.67 10:50:00 3 5.61 0.00 0.76 16.88 0.03 76.72 10:50:00 4 3.96 0.00 0.42 11.68 0.02 83.92 10:50:00 5 4.22 0.00 0.47 14.13 0.03 81.16 10:50:00 6 5.41 0.00 0.39 18.24 0.03 75.94 10:50:00 7 3.40 0.00 0.48 3.48 0.03 92.61 11:00:01 all 0.66 0.00 0.44 13.39 0.03 85.48 11:00:01 0 1.20 0.00 0.43 8.20 0.03 90.14 11:00:01 1 0.54 0.00 0.46 9.11 0.03 89.86 11:00:01 2 0.50 0.00 0.46 8.20 0.02 90.81 11:00:01 3 0.42 0.00 0.38 15.70 0.03 83.48 11:00:01 4 0.91 0.00 0.48 14.03 0.02 84.57 11:00:01 5 0.98 0.00 0.47 6.84 0.02 91.69 11:00:01 6 0.38 0.00 0.39 11.86 0.02 87.35 11:00:01 7 0.39 0.00 0.43 33.25 0.03 65.90 11:10:00 all 0.63 0.00 0.37 13.55 0.02 85.43 11:10:00 0 0.77 0.00 0.36 11.22 0.03 87.62 11:10:00 1 0.85 0.00 0.46 9.26 0.02 89.40 11:10:00 2 0.53 0.00 0.36 9.29 0.03 89.80 11:10:00 3 1.07 0.00 0.39 23.74 0.03 74.77 11:10:00 4 0.44 0.00 0.39 8.91 0.02 90.25 11:10:00 5 0.35 0.00 0.29 14.08 0.02 85.26 11:10:00 6 0.44 0.00 0.35 8.48 0.03 90.71 11:10:00 7 0.63 0.00 0.34 23.43 0.02 75.59 11:20:00 all 0.69 0.00 0.43 13.41 0.02 85.45 11:20:00 0 0.82 0.00 0.51 9.18 0.03 89.46 11:20:00 1 0.46 0.00 0.38 16.63 0.02 82.50 11:20:00 2 0.47 0.00 0.39 7.44 0.02 91.67 11:20:00 3 1.02 0.00 0.45 11.97 0.02 86.54 11:20:00 4 0.64 0.00 0.37 25.73 0.02 73.24 11:20:00 5 0.41 0.00 0.42 9.40 0.02 89.75 11:20:00 6 0.93 0.00 0.53 19.45 0.03 79.06 11:20:00 7 0.77 0.00 0.36 7.46 0.02 91.39 11:30:03 all 3.36 0.00 1.16 12.51 0.04 82.92 11:30:03 0 4.31 0.00 1.31 38.27 0.05 56.05 11:30:03 1 4.04 0.00 1.26 13.44 0.04 81.21 11:30:03 2 3.11 0.00 1.08 4.93 0.05 90.83 11:30:03 3 2.67 0.00 1.04 4.77 0.03 91.48 11:30:03 4 2.78 0.00 1.14 5.20 0.04 90.84 11:30:03 5 2.72 0.00 1.14 6.99 0.04 89.11 11:30:03 6 2.91 0.00 1.14 10.72 0.05 85.19 11:30:03 7 4.33 0.00 1.20 15.73 0.05 78.68 11:40:37 all 3.57 0.00 0.87 24.41 0.04 71.11 11:40:37 0 3.61 0.00 0.92 28.97 0.04 66.46 11:40:37 1 3.57 0.00 0.85 20.22 0.03 75.33 11:40:37 2 4.28 0.00 0.89 26.52 0.04 68.27 11:40:37 3 3.42 0.00 0.90 24.11 0.04 71.53 11:40:37 4 3.47 0.00 0.88 29.37 0.03 66.25 11:40:37 5 3.68 0.00 0.90 18.54 0.04 76.84 11:40:37 6 3.20 0.00 0.86 21.69 0.03 74.22 11:40:37 7 3.31 0.00 0.78 25.86 0.03 70.01 Average: all 2.25 0.00 0.63 14.86 0.03 82.23 Average: 0 2.75 0.00 0.69 18.58 0.04 77.95 Average: 1 2.45 0.00 0.64 12.37 0.03 84.51 Average: 2 1.98 0.00 0.60 10.57 0.03 86.82 Average: 3 2.37 0.00 0.66 16.26 0.03 80.68 Average: 4 2.04 0.00 0.61 15.95 0.03 81.37 Average: 5 2.07 0.00 0.62 11.72 0.03 85.56 Average: 6 2.22 0.00 0.61 15.13 0.03 82.01 Average: 7 2.15 0.00 0.60 18.28 0.03 78.94