---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5288 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 14G 142G 9% / 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 767 24693 4 6630 30856 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:85:5e:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.201/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82878sec preferred_lft 82878sec inet6 fe80::f816:3eff:fe85:5e98/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:c2:ac:76:32:ca 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::10c2:acff:fe76:32ca/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-5288) 08/09/26 _x86_64_ (8 CPU) 21:12:14 LINUX RESTART (8 CPU) 21:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:02 1.74 0.19 1.53 0.02 1.56 18.42 11.46 21:40:00 1.57 0.02 1.55 0.00 1.79 17.93 0.04 21:50:01 1.48 0.00 1.48 0.00 0.03 16.94 0.00 22:00:02 1.48 0.00 1.48 0.00 0.00 17.11 0.00 22:10:00 87.10 3.38 81.05 2.66 224.44 17547.14 22012.70 Average: 18.63 0.72 17.37 0.53 45.44 3513.97 4392.86 21:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:02 30118376 31779176 608304 1.85 60812 1938772 1517288 4.47 182528 2275956 156 21:40:00 30108724 31770868 616400 1.88 61428 1939452 1517740 4.48 183412 2283380 4 21:50:01 30105236 31768020 619312 1.88 62060 1939468 1517996 4.48 184012 2290104 8 22:00:02 30097172 31760600 627076 1.91 62676 1939476 1517996 4.48 184624 2296468 180 22:10:00 24659980 30998064 1299688 3.95 146504 6341900 1864108 5.50 1949140 5684008 124 Average: 29017898 31615346 754156 2.29 78696 2819814 1587026 4.68 536743 2965983 94 21:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:02 ens3 0.30 0.22 0.12 0.22 0.00 0.00 0.00 0.00 21:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:40:00 ens3 0.28 0.20 0.10 0.20 0.00 0.00 0.00 0.00 21:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 0.27 0.17 0.09 0.20 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:02 ens3 0.24 0.17 0.09 0.20 0.00 0.00 0.00 0.00 22:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:00 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 22:10:00 ens3 105.15 78.50 1205.41 355.05 0.00 0.00 0.00 0.00 22:10:00 docker0 0.41 0.94 0.02 13.07 0.00 0.00 0.00 0.00 Average: lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 21.19 15.81 240.51 70.98 0.00 0.00 0.00 0.00 Average: docker0 0.08 0.19 0.00 2.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-5288) 08/09/26 _x86_64_ (8 CPU) 21:12:14 LINUX RESTART (8 CPU) 21:20:01 CPU %user %nice %system %iowait %steal %idle 21:30:02 all 0.10 0.00 0.01 0.02 0.01 99.86 21:30:02 0 0.72 0.00 0.01 0.00 0.01 99.26 21:30:02 1 0.01 0.00 0.01 0.03 0.01 99.93 21:30:02 2 0.00 0.00 0.01 0.11 0.00 99.87 21:30:02 3 0.00 0.00 0.01 0.03 0.01 99.95 21:30:02 4 0.01 0.00 0.02 0.00 0.01 99.95 21:30:02 5 0.01 0.00 0.01 0.00 0.01 99.98 21:30:02 6 0.02 0.00 0.01 0.01 0.01 99.95 21:30:02 7 0.01 0.00 0.01 0.01 0.00 99.96 21:40:00 all 0.14 0.00 0.01 0.02 0.01 99.82 21:40:00 0 0.99 0.00 0.03 0.04 0.02 98.91 21:40:00 1 0.01 0.00 0.01 0.01 0.01 99.96 21:40:00 2 0.02 0.00 0.01 0.06 0.00 99.91 21:40:00 3 0.01 0.00 0.01 0.02 0.01 99.96 21:40:00 4 0.01 0.00 0.01 0.00 0.01 99.97 21:40:00 5 0.05 0.00 0.01 0.00 0.00 99.94 21:40:00 6 0.03 0.00 0.02 0.00 0.01 99.95 21:40:00 7 0.01 0.00 0.01 0.01 0.00 99.96 21:50:01 all 0.01 0.00 0.01 0.02 0.01 99.95 21:50:01 0 0.02 0.00 0.01 0.09 0.01 99.88 21:50:01 1 0.02 0.00 0.02 0.03 0.03 99.90 21:50:01 2 0.01 0.00 0.01 0.01 0.00 99.96 21:50:01 3 0.01 0.00 0.01 0.00 0.01 99.98 21:50:01 4 0.01 0.00 0.02 0.01 0.01 99.95 21:50:01 5 0.01 0.00 0.01 0.00 0.00 99.98 21:50:01 6 0.02 0.00 0.00 0.00 0.00 99.98 21:50:01 7 0.00 0.00 0.00 0.00 0.00 100.00 22:00:02 all 0.01 0.00 0.01 0.01 0.01 99.96 22:00:02 0 0.01 0.00 0.01 0.00 0.01 99.98 22:00:02 1 0.02 0.00 0.01 0.07 0.01 99.89 22:00:02 2 0.02 0.00 0.01 0.00 0.00 99.97 22:00:02 3 0.01 0.00 0.01 0.00 0.01 99.98 22:00:02 4 0.02 0.00 0.03 0.01 0.03 99.92 22:00:02 5 0.01 0.00 0.01 0.00 0.00 99.97 22:00:02 6 0.01 0.00 0.01 0.00 0.00 99.98 22:00:02 7 0.00 0.00 0.00 0.00 0.00 100.00 22:10:00 all 4.57 0.00 1.26 0.95 0.03 93.19 22:10:00 0 5.57 0.00 1.40 1.39 0.03 91.61 22:10:00 1 3.79 0.00 1.30 1.83 0.03 93.05 22:10:00 2 3.51 0.00 1.18 1.11 0.03 94.17 22:10:00 3 3.79 0.00 1.22 0.41 0.03 94.55 22:10:00 4 4.64 0.00 1.23 0.38 0.03 93.72 22:10:00 5 6.67 0.00 1.46 0.76 0.03 91.09 22:10:00 6 6.08 0.00 1.22 1.05 0.03 91.63 22:10:00 7 2.53 0.00 1.06 0.67 0.02 95.72 Average: all 0.96 0.00 0.26 0.20 0.01 98.56 Average: 0 1.46 0.00 0.29 0.30 0.01 97.94 Average: 1 0.77 0.00 0.27 0.39 0.02 98.55 Average: 2 0.71 0.00 0.24 0.26 0.01 98.78 Average: 3 0.76 0.00 0.25 0.09 0.01 98.89 Average: 4 0.93 0.00 0.26 0.08 0.02 98.71 Average: 5 1.34 0.00 0.30 0.15 0.01 98.20 Average: 6 1.23 0.00 0.25 0.21 0.01 98.30 Average: 7 0.51 0.00 0.22 0.14 0.01 99.13