---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-41981 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): 4 On-line CPU(s) list: 0-3 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): 4 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 61G 22% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 718 6797 4 8473 14927 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:c3:40:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79515sec preferred_lft 79515sec inet6 fe80::f816:3eff:fec3:4071/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:e3:1e:b0:2d:55 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::6ce3:1eff:feb0:2d55/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-41981) 08/28/26 _x86_64_ (4 CPU) 07:53:29 LINUX RESTART (4 CPU) 08:00:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 18.08 0.70 16.56 0.82 62.86 1470.96 1088.52 08:20:23 7.74 0.19 7.20 0.35 14.29 205.02 508.46 08:30:23 7.72 0.00 7.33 0.38 0.01 263.32 691.47 08:40:01 30.74 0.78 28.34 1.62 11.39 1986.52 1879.01 08:50:23 42.66 0.07 26.73 15.86 1.79 1663.57 208766.13 09:00:23 7.06 0.00 6.79 0.27 0.00 191.03 151.75 09:10:01 4.92 0.00 4.73 0.19 0.00 152.50 60.12 09:20:23 5.16 0.00 4.96 0.20 0.00 158.67 43.26 09:30:04 6.35 0.00 6.06 0.29 0.00 350.21 68.82 09:40:00 9.83 0.00 9.44 0.39 0.00 447.69 2380.72 Average: 14.06 0.17 11.80 2.09 8.85 684.30 22408.90 08:00:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 603132 8924124 7002452 42.77 231460 7925064 7742152 44.44 1909284 13115440 300 08:20:23 2679860 11016704 4911116 30.00 233264 7939200 5623252 32.28 1958468 11022396 192 08:30:23 1423928 9777232 6149564 37.56 235056 7953792 6936516 39.82 1964764 12247428 328 08:40:01 2375240 9611456 6315068 38.57 249340 6830600 7138084 40.97 2116352 11152736 504 08:50:23 1244636 8845504 7080368 43.24 261232 7173720 7796524 44.75 2228444 12167316 84 09:00:23 3655312 11279744 4648292 28.39 262128 7196356 5401016 31.00 2233040 9767408 612 09:10:01 2367352 10012852 5914556 36.12 262684 7216852 6724084 38.60 2235116 11028868 84 09:20:23 2288704 9958188 5968888 36.46 263424 7239984 6769684 38.86 2238680 11121744 200 09:30:04 7490720 15288884 640384 3.91 267024 7358612 1376820 7.90 2245632 5903388 59616 09:40:00 6950084 14803568 1125684 6.88 267980 7411568 1998576 11.47 2265120 6442064 25732 Average: 3107897 10951826 4975637 30.39 253359 7424575 5750671 33.01 2139490 10396879 8765 08:00:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 9.53 9.53 6.31 6.31 0.00 0.00 0.00 0.00 08:10:01 ens3 0.87 0.64 0.26 0.20 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:23 lo 14.61 14.61 7.88 7.88 0.00 0.00 0.00 0.00 08:20:23 ens3 1.24 1.00 0.26 1.19 0.00 0.00 0.00 0.00 08:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:23 lo 6.67 6.67 4.63 4.63 0.00 0.00 0.00 0.00 08:30:23 ens3 0.75 0.41 0.19 0.13 0.00 0.00 0.00 0.00 08:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 18.48 18.48 15.12 15.12 0.00 0.00 0.00 0.00 08:40:01 ens3 1.63 1.27 0.44 0.35 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:23 lo 30.27 30.27 15.29 15.29 0.00 0.00 0.00 0.00 08:50:23 ens3 1.46 1.42 0.36 0.32 0.00 0.00 0.00 0.00 08:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:23 lo 23.86 23.86 10.15 10.15 0.00 0.00 0.00 0.00 09:00:23 ens3 0.79 0.75 0.16 0.14 0.00 0.00 0.00 0.00 09:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 18.42 18.42 7.56 7.56 0.00 0.00 0.00 0.00 09:10:01 ens3 0.41 0.32 0.08 0.06 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:23 lo 21.14 21.14 10.87 10.87 0.00 0.00 0.00 0.00 09:20:23 ens3 0.82 0.59 0.22 0.17 0.00 0.00 0.00 0.00 09:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:04 lo 15.03 15.03 8.15 8.15 0.00 0.00 0.00 0.00 09:30:04 ens3 0.82 0.67 0.22 0.18 0.00 0.00 0.00 0.00 09:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 23.53 23.53 10.69 10.69 0.00 0.00 0.00 0.00 09:40:00 ens3 0.88 0.72 0.19 0.16 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.23 18.23 9.69 9.69 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.78 0.24 0.29 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-4c-16g-41981) 08/28/26 _x86_64_ (4 CPU) 07:53:29 LINUX RESTART (4 CPU) 08:00:23 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 17.62 0.00 0.84 0.09 0.01 81.45 08:10:01 0 18.70 0.00 0.92 0.17 0.01 80.20 08:10:01 1 16.96 0.00 0.91 0.05 0.01 82.06 08:10:01 2 17.43 0.00 0.82 0.07 0.01 81.68 08:10:01 3 17.39 0.00 0.71 0.05 0.01 81.84 08:20:23 all 14.44 0.00 0.68 0.04 0.01 84.84 08:20:23 0 13.97 0.00 0.65 0.03 0.01 85.35 08:20:23 1 14.87 0.00 0.69 0.07 0.01 84.36 08:20:23 2 14.36 0.00 0.64 0.04 0.01 84.95 08:20:23 3 14.54 0.00 0.73 0.03 0.01 84.69 08:30:23 all 15.24 0.00 0.72 0.03 0.01 83.99 08:30:23 0 14.93 0.00 0.78 0.02 0.01 84.25 08:30:23 1 15.33 0.00 0.74 0.06 0.01 83.85 08:30:23 2 15.50 0.00 0.73 0.02 0.01 83.74 08:30:23 3 15.19 0.00 0.64 0.05 0.01 84.12 08:40:01 all 37.11 0.00 1.48 0.23 0.03 61.14 08:40:01 0 37.11 0.00 1.46 0.14 0.03 61.26 08:40:01 1 36.83 0.00 1.51 0.51 0.03 61.10 08:40:01 2 37.17 0.00 1.50 0.13 0.03 61.17 08:40:01 3 37.34 0.00 1.46 0.14 0.03 61.03 08:50:23 all 37.73 0.00 1.56 0.64 0.02 60.05 08:50:23 0 38.32 0.00 1.67 0.40 0.02 59.59 08:50:23 1 37.96 0.00 1.50 0.22 0.02 60.30 08:50:23 2 37.45 0.00 1.48 1.26 0.02 59.79 08:50:23 3 37.19 0.00 1.58 0.68 0.02 60.52 09:00:23 all 12.41 0.00 0.66 0.07 0.02 86.83 09:00:23 0 12.56 0.00 0.73 0.04 0.03 86.65 09:00:23 1 11.95 0.00 0.64 0.01 0.02 87.37 09:00:23 2 12.48 0.00 0.64 0.06 0.03 86.79 09:00:23 3 12.63 0.00 0.64 0.19 0.03 86.51 09:10:01 all 9.15 0.00 0.58 0.05 0.04 90.20 09:10:01 0 9.09 0.00 0.70 0.02 0.03 90.16 09:10:01 1 9.42 0.00 0.60 0.01 0.04 89.94 09:10:01 2 8.83 0.00 0.55 0.11 0.04 90.48 09:10:01 3 9.24 0.00 0.46 0.05 0.03 90.21 09:20:23 all 11.01 0.00 0.60 0.03 0.04 88.31 09:20:23 0 10.98 0.00 0.68 0.04 0.04 88.26 09:20:23 1 11.16 0.00 0.64 0.03 0.04 88.14 09:20:23 2 10.98 0.00 0.65 0.01 0.04 88.32 09:20:23 3 10.93 0.00 0.44 0.05 0.04 88.54 09:30:04 all 8.99 0.00 0.63 0.04 0.06 90.28 09:30:04 0 8.82 0.00 0.72 0.08 0.07 90.31 09:30:04 1 8.31 0.00 0.54 0.06 0.06 91.04 09:30:04 2 9.14 0.00 0.59 0.00 0.06 90.21 09:30:04 3 9.68 0.00 0.67 0.01 0.07 89.58 09:40:00 all 16.37 0.00 0.64 0.04 0.06 82.88 09:40:00 0 16.83 0.00 0.72 0.03 0.06 82.36 09:40:00 1 16.18 0.00 0.69 0.03 0.07 83.04 09:40:00 2 16.16 0.00 0.58 0.08 0.07 83.11 09:40:00 3 16.32 0.00 0.59 0.01 0.06 83.02 Average: all 18.03 0.00 0.84 0.13 0.03 80.97 Average: 0 18.16 0.00 0.90 0.10 0.03 80.81 Average: 1 17.93 0.00 0.85 0.10 0.03 81.08 Average: 2 17.98 0.00 0.82 0.18 0.03 80.99 Average: 3 18.07 0.00 0.79 0.13 0.03 80.98