---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37549 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 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 882 24823 4 6385 30742 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:98:eb:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83928sec preferred_lft 83928sec inet6 fe80::f816:3eff:fe98:eb26/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:bd:61:3c:75:a9 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37549) 08/14/26 _x86_64_ (8 CPU) 12:59:26 LINUX RESTART (8 CPU) 13:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 35.08 3.55 28.80 2.73 185.98 5806.23 6626.66 13:20:16 27.95 0.13 24.09 3.73 5.70 2251.11 5102.93 13:30:03 33.61 0.01 29.58 4.01 0.82 3353.26 16272.81 13:40:14 25.32 0.17 21.88 3.27 12.83 6191.89 9607.49 Average: 30.41 0.95 26.02 3.44 50.40 4393.29 9355.00 13:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26037708 29377688 2934560 8.93 146580 3441232 3582092 10.56 637616 5772528 36152 13:20:16 24957728 28851296 3455940 10.52 176384 3916880 3524388 10.39 762868 6675756 151852 13:30:03 24624232 29024852 3277188 9.97 216336 4336684 3275404 9.66 907584 6801172 17736 13:40:14 25440628 31493192 802988 2.44 233540 5910712 1423184 4.20 1523372 5282556 11860 Average: 25265074 29686757 2617669 7.97 193210 4401377 2951267 8.70 957860 6133003 54400 13:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 887.38 887.38 844.78 844.78 0.00 0.00 0.00 0.00 13:10:01 ens3 127.94 101.01 1047.70 21.93 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:16 lo 1544.59 1544.59 1470.55 1470.55 0.00 0.00 0.00 0.00 13:20:16 ens3 41.82 32.36 17.59 12.92 0.00 0.00 0.00 0.00 13:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 1604.68 1604.68 1527.98 1527.98 0.00 0.00 0.00 0.00 13:30:03 ens3 61.09 41.87 20.04 15.50 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:14 lo 649.12 649.12 600.46 600.46 0.00 0.00 0.00 0.00 13:40:14 ens3 130.31 133.74 227.36 960.05 0.00 0.00 0.00 0.00 13:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1170.62 1170.62 1110.08 1110.08 0.00 0.00 0.00 0.00 Average: ens3 90.12 77.28 323.46 256.89 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37549) 08/14/26 _x86_64_ (8 CPU) 12:59:26 LINUX RESTART (8 CPU) 13:00:14 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 27.55 0.00 1.31 0.11 0.06 70.96 13:10:01 0 26.11 0.00 1.24 0.26 0.06 72.32 13:10:01 1 27.15 0.00 1.46 0.35 0.07 70.98 13:10:01 2 23.48 0.00 1.11 0.07 0.05 75.28 13:10:01 3 30.24 0.00 1.64 0.05 0.06 68.00 13:10:01 4 27.73 0.00 1.31 0.04 0.06 70.85 13:10:01 5 28.58 0.00 1.20 0.05 0.06 70.11 13:10:01 6 29.31 0.00 1.18 0.03 0.06 69.42 13:10:01 7 27.84 0.00 1.34 0.04 0.06 70.72 13:20:16 all 33.32 0.00 1.58 0.05 0.08 64.97 13:20:16 0 34.64 0.00 1.58 0.02 0.08 63.69 13:20:16 1 33.32 0.00 1.58 0.04 0.08 64.99 13:20:16 2 34.53 0.00 1.48 0.08 0.08 63.82 13:20:16 3 32.06 0.00 1.49 0.04 0.07 66.34 13:20:16 4 33.82 0.00 1.74 0.06 0.08 64.30 13:20:16 5 32.12 0.00 1.62 0.04 0.08 66.15 13:20:16 6 34.62 0.00 1.56 0.06 0.08 63.68 13:20:16 7 31.49 0.00 1.58 0.04 0.07 66.82 13:30:03 all 37.47 0.00 1.83 0.06 0.09 60.54 13:30:03 0 30.14 0.00 1.61 0.09 0.08 68.07 13:30:03 1 38.48 0.00 2.04 0.04 0.10 59.35 13:30:03 2 38.35 0.00 2.06 0.12 0.09 59.38 13:30:03 3 40.01 0.00 1.78 0.06 0.10 58.06 13:30:03 4 36.81 0.00 1.67 0.07 0.09 61.36 13:30:03 5 35.57 0.00 1.81 0.04 0.09 62.49 13:30:03 6 40.71 0.00 1.77 0.02 0.09 57.42 13:30:03 7 39.74 0.00 1.92 0.07 0.09 58.19 13:40:14 all 20.30 0.00 1.05 0.08 0.05 78.52 13:40:14 0 24.39 0.00 1.16 0.01 0.06 74.38 13:40:14 1 23.58 0.00 0.96 0.09 0.06 75.32 13:40:14 2 21.99 0.00 1.29 0.13 0.06 76.54 13:40:14 3 19.64 0.00 1.04 0.02 0.05 79.25 13:40:14 4 19.42 0.00 1.11 0.16 0.05 79.26 13:40:14 5 19.27 0.00 1.01 0.17 0.05 79.49 13:40:14 6 18.87 0.00 0.80 0.02 0.05 80.25 13:40:14 7 15.21 0.00 1.00 0.03 0.05 83.72 Average: all 29.61 0.00 1.44 0.07 0.07 68.80 Average: 0 28.84 0.00 1.40 0.09 0.07 69.59 Average: 1 30.59 0.00 1.50 0.13 0.07 67.71 Average: 2 29.56 0.00 1.48 0.10 0.07 68.78 Average: 3 30.40 0.00 1.48 0.04 0.07 68.01 Average: 4 29.40 0.00 1.46 0.08 0.07 68.99 Average: 5 28.83 0.00 1.41 0.07 0.07 69.62 Average: 6 30.80 0.00 1.33 0.03 0.07 67.76 Average: 7 28.47 0.00 1.46 0.04 0.07 69.96