---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9153 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 12G 144G 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 912 24954 4 6225 30712 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:59:6f:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82318sec preferred_lft 82318sec inet6 fe80::f816:3eff:fe59:6f11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:27:02:4b:f2:7c 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9153) 02/10/26 _x86_64_ (8 CPU) 12:32:37 LINUX RESTART (8 CPU) 12:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:09 1.39 0.01 1.38 0.01 0.04 16.21 2.83 13:00:09 30.82 2.11 28.13 0.58 121.14 1152.03 1643.84 13:10:09 29.77 2.54 25.16 2.07 145.82 3949.87 7698.81 13:20:09 27.96 0.13 24.21 3.63 5.60 2373.13 8633.80 13:30:09 36.23 0.01 32.10 4.13 0.08 3698.20 21623.07 13:40:02 26.44 0.18 22.88 3.38 12.37 6404.50 7848.10 Average: 25.43 0.83 22.31 2.30 47.58 2925.13 7908.55 12:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:09 30022368 31868548 514436 1.57 62872 2119388 1526512 4.50 337420 2207324 48 13:00:09 29490492 31870180 477608 1.45 102748 2582448 1106928 3.26 453120 2588372 274868 13:10:09 26637928 29854956 2457884 7.48 145736 3335140 3062316 9.03 756572 5067100 45216 13:20:09 25267608 28916568 3391584 10.32 175284 3695560 3549772 10.47 868268 6279556 10692 13:30:09 24718516 28971320 3331968 10.14 213556 4207324 3445512 10.16 1016412 6611020 16864 13:40:02 25629652 31514728 782104 2.38 231444 5761568 1377640 4.06 1603988 5024896 10616 Average: 26961094 30499383 1825931 5.56 155273 3616905 2344780 6.91 839297 4629711 59717 12:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:50:09 ens3 0.33 0.14 0.11 0.06 0.00 0.00 0.00 0.00 12:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:09 lo 0.26 0.26 0.04 0.04 0.00 0.00 0.00 0.00 13:00:09 ens3 34.47 22.52 222.43 6.37 0.00 0.00 0.00 0.00 13:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 lo 854.50 854.50 813.78 813.78 0.00 0.00 0.00 0.00 13:10:09 ens3 101.38 79.38 714.23 18.21 0.00 0.00 0.00 0.00 13:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:09 lo 1423.80 1423.80 1354.79 1354.79 0.00 0.00 0.00 0.00 13:20:09 ens3 47.87 34.51 20.36 13.68 0.00 0.00 0.00 0.00 13:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 1656.12 1656.12 1576.27 1576.27 0.00 0.00 0.00 0.00 13:30:09 ens3 54.34 37.72 17.72 14.87 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:02 lo 729.37 729.37 678.88 678.88 0.00 0.00 0.00 0.00 13:40:02 ens3 138.21 137.71 221.82 957.26 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 777.46 777.46 737.42 737.42 0.00 0.00 0.00 0.00 Average: ens3 62.61 51.82 199.40 166.77 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9153) 02/10/26 _x86_64_ (8 CPU) 12:32:37 LINUX RESTART (8 CPU) 12:40:09 CPU %user %nice %system %iowait %steal %idle 12:50:09 all 0.13 0.00 0.01 0.00 0.01 99.85 12:50:09 0 0.02 0.00 0.01 0.01 0.01 99.96 12:50:09 1 0.07 0.00 0.03 0.01 0.03 99.86 12:50:09 2 0.87 0.00 0.01 0.00 0.01 99.11 12:50:09 3 0.02 0.00 0.01 0.00 0.01 99.96 12:50:09 4 0.01 0.00 0.01 0.00 0.01 99.98 12:50:09 5 0.02 0.00 0.02 0.00 0.01 99.95 12:50:09 6 0.01 0.00 0.01 0.00 0.00 99.98 12:50:09 7 0.01 0.00 0.01 0.01 0.01 99.96 13:00:09 all 1.29 0.00 0.16 0.12 0.01 98.42 13:00:09 0 1.18 0.00 0.26 0.02 0.02 98.52 13:00:09 1 1.03 0.00 0.09 0.14 0.04 98.70 13:00:09 2 1.49 0.00 0.12 0.02 0.01 98.36 13:00:09 3 0.61 0.00 0.08 0.00 0.01 99.29 13:00:09 4 0.56 0.00 0.08 0.26 0.01 99.10 13:00:09 5 0.20 0.00 0.07 0.01 0.01 99.72 13:00:09 6 1.98 0.00 0.30 0.37 0.01 97.35 13:00:09 7 3.30 0.00 0.26 0.11 0.01 96.31 13:10:09 all 22.34 0.00 1.06 0.05 0.04 76.50 13:10:09 0 24.26 0.00 1.32 0.07 0.05 74.30 13:10:09 1 20.92 0.00 0.95 0.01 0.05 78.08 13:10:09 2 22.93 0.00 1.06 0.03 0.05 75.94 13:10:09 3 23.51 0.00 1.17 0.07 0.05 75.21 13:10:09 4 21.27 0.00 1.02 0.13 0.04 77.54 13:10:09 5 24.48 0.00 1.03 0.03 0.05 74.42 13:10:09 6 19.70 0.00 0.83 0.02 0.04 79.41 13:10:09 7 21.68 0.00 1.10 0.04 0.04 77.14 13:20:09 all 35.03 0.00 1.51 0.06 0.07 63.34 13:20:09 0 35.24 0.00 1.47 0.06 0.07 63.16 13:20:09 1 38.74 0.00 1.82 0.03 0.07 59.34 13:20:09 2 38.40 0.00 1.64 0.05 0.07 59.85 13:20:09 3 35.80 0.00 1.50 0.03 0.07 62.61 13:20:09 4 34.73 0.00 1.50 0.06 0.07 63.64 13:20:09 5 32.09 0.00 1.48 0.06 0.06 66.31 13:20:09 6 31.91 0.00 1.08 0.03 0.06 66.92 13:20:09 7 33.29 0.00 1.63 0.15 0.06 64.87 13:30:09 all 37.43 0.00 1.77 1.31 0.07 59.41 13:30:09 0 38.07 0.00 1.78 0.04 0.07 60.04 13:30:09 1 35.29 0.00 1.83 5.37 0.08 57.43 13:30:09 2 41.43 0.00 1.77 1.60 0.08 55.12 13:30:09 3 36.92 0.00 1.89 0.06 0.07 61.05 13:30:09 4 41.44 0.00 1.55 1.63 0.08 55.31 13:30:09 5 36.67 0.00 1.89 1.67 0.07 59.69 13:30:09 6 35.12 0.00 1.77 0.05 0.07 62.98 13:30:09 7 34.54 0.00 1.71 0.05 0.07 63.64 13:40:02 all 23.31 0.00 1.10 0.13 0.06 75.39 13:40:02 0 13.44 0.00 0.93 0.25 0.05 85.33 13:40:02 1 32.32 0.00 1.24 0.21 0.07 66.16 13:40:02 2 26.07 0.00 1.06 0.21 0.06 72.59 13:40:02 3 23.69 0.00 1.25 0.03 0.06 74.97 13:40:02 4 24.55 0.00 1.05 0.06 0.06 74.27 13:40:02 5 19.52 0.00 0.97 0.11 0.06 79.35 13:40:02 6 20.60 0.00 0.82 0.08 0.06 78.45 13:40:02 7 26.32 0.00 1.49 0.10 0.07 72.02 Average: all 19.89 0.00 0.93 0.28 0.04 78.85 Average: 0 18.69 0.00 0.96 0.07 0.05 80.23 Average: 1 21.34 0.00 0.99 0.96 0.06 76.65 Average: 2 21.81 0.00 0.94 0.32 0.05 76.89 Average: 3 20.07 0.00 0.98 0.03 0.04 78.88 Average: 4 20.40 0.00 0.87 0.36 0.04 78.34 Average: 5 18.80 0.00 0.91 0.31 0.04 79.94 Average: 6 18.20 0.00 0.80 0.09 0.04 80.87 Average: 7 19.83 0.00 1.03 0.08 0.04 79.02