---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11963 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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: 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: 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 18G 61G 23% / 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 712 10698 3 4578 14934 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:42:24:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79782sec preferred_lft 79782sec inet6 fe80::f816:3eff:fe42:241e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:08:ee:96:ea:cc 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-11963) 11/19/25 _x86_64_ (4 CPU) 19:08:42 LINUX RESTART (4 CPU) 19:10:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:20 99.19 5.02 88.74 5.42 599.32 38432.38 17647.84 19:30:01 58.69 23.51 33.22 1.96 222.78 1971.27 1665.27 19:40:02 10.57 0.17 9.72 0.67 11.76 566.68 380.84 19:50:00 11.77 0.02 11.30 0.46 0.60 281.42 297.34 20:00:01 11.59 0.03 11.08 0.48 1.21 300.08 385.36 20:10:20 5.15 0.01 4.99 0.15 0.45 116.92 274.50 20:20:28 7.58 0.02 7.26 0.30 1.93 214.29 156.68 20:30:01 5.48 0.00 5.29 0.18 0.32 149.52 73.36 20:40:28 15.52 0.02 2.88 12.62 0.82 47.29 201344.51 20:50:02 11.53 0.01 10.89 0.63 0.74 675.12 383.26 Average: 23.51 2.81 18.35 2.34 82.80 4229.51 23269.41 19:10:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:20 169484 5960412 9965956 60.87 254852 5379608 12858396 73.81 2196800 13284804 1348 19:30:01 5822364 9381688 6553100 40.02 265088 3257596 8506144 48.83 2069208 7892572 1048 19:40:02 8640436 12301276 3633916 22.19 269308 3354784 4382852 25.16 2083760 5054928 212 19:50:00 9946632 13636096 2301760 14.06 271504 3381232 3049608 17.50 2103392 3749144 220 20:00:01 7665816 11390536 4546240 27.77 273504 3414484 5290256 30.37 2108036 6023980 188 20:10:20 7554368 11290796 4645752 28.37 274280 3425416 5320388 30.54 2109412 6129892 28 20:20:28 6420624 10184444 5751868 35.13 274880 3452208 6497012 37.29 2112496 7264584 176 20:30:01 6208920 9990292 5945812 36.31 275612 3469032 6698432 38.45 2115680 7457380 248 20:40:28 7040084 10827684 5108412 31.20 276160 3474708 5844480 33.55 2121008 6633356 40 20:50:02 7487428 11411460 4524960 27.64 280352 3601992 5215376 29.94 2136584 6170128 344 Average: 6695616 10637468 5297778 32.36 271554 3621106 6366294 36.54 2115638 6966077 385 19:10:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:20 lo 5.04 5.04 5.38 5.38 0.00 0.00 0.00 0.00 19:20:20 ens3 123.82 90.14 1897.22 10.88 0.00 0.00 0.00 0.00 19:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 48.28 48.28 26.37 26.37 0.00 0.00 0.00 0.00 19:30:01 ens3 2.98 2.08 0.75 0.57 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:02 lo 28.81 28.81 12.25 12.25 0.00 0.00 0.00 0.00 19:40:02 ens3 1.27 0.96 0.36 0.29 0.00 0.00 0.00 0.00 19:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:00 lo 5.78 5.78 2.83 2.83 0.00 0.00 0.00 0.00 19:50:00 ens3 0.73 0.47 0.16 0.11 0.00 0.00 0.00 0.00 19:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 14.60 14.60 7.11 7.11 0.00 0.00 0.00 0.00 20:00:01 ens3 0.78 0.54 0.20 0.14 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:20 lo 14.10 14.10 7.46 7.46 0.00 0.00 0.00 0.00 20:10:20 ens3 0.79 0.50 0.19 0.13 0.00 0.00 0.00 0.00 20:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:28 lo 26.19 26.19 10.31 10.31 0.00 0.00 0.00 0.00 20:20:28 ens3 0.66 0.47 0.14 0.10 0.00 0.00 0.00 0.00 20:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 20.75 20.75 10.44 10.44 0.00 0.00 0.00 0.00 20:30:01 ens3 0.84 0.70 0.22 0.17 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:28 lo 12.25 12.25 6.70 6.70 0.00 0.00 0.00 0.00 20:40:28 ens3 0.59 0.43 0.16 0.12 0.00 0.00 0.00 0.00 20:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:02 lo 18.33 18.33 10.19 10.19 0.00 0.00 0.00 0.00 20:50:02 ens3 2.67 1.90 1.45 1.02 0.00 0.00 0.00 0.00 20:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.30 19.30 9.84 9.84 0.00 0.00 0.00 0.00 Average: ens3 13.37 9.72 188.16 1.34 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-11963) 11/19/25 _x86_64_ (4 CPU) 19:08:42 LINUX RESTART (4 CPU) 19:10:28 CPU %user %nice %system %iowait %steal %idle 19:20:20 all 53.91 0.00 2.82 0.89 0.10 42.28 19:20:20 0 52.83 0.00 2.55 0.99 0.10 43.53 19:20:20 1 53.57 0.00 2.89 0.69 0.10 42.74 19:20:20 2 51.90 0.00 2.68 0.76 0.10 44.56 19:20:20 3 57.34 0.00 3.14 1.12 0.10 38.30 19:30:01 all 58.73 0.00 2.28 0.27 0.11 38.60 19:30:01 0 60.03 0.00 2.18 0.13 0.11 37.55 19:30:01 1 57.79 0.00 2.24 0.09 0.11 39.77 19:30:01 2 58.02 0.00 2.48 0.76 0.11 38.64 19:30:01 3 59.09 0.00 2.22 0.11 0.11 38.46 19:40:02 all 17.78 0.00 0.86 0.04 0.09 81.22 19:40:02 0 17.42 0.00 0.85 0.03 0.09 81.60 19:40:02 1 18.30 0.00 0.83 0.06 0.09 80.72 19:40:02 2 17.30 0.00 0.85 0.05 0.09 81.71 19:40:02 3 18.10 0.00 0.93 0.04 0.09 80.84 19:50:00 all 15.95 0.00 0.63 0.13 0.08 83.22 19:50:00 0 15.12 0.00 0.58 0.09 0.07 84.14 19:50:00 1 16.70 0.00 0.73 0.34 0.09 82.14 19:50:00 2 15.58 0.00 0.62 0.05 0.08 83.67 19:50:00 3 16.38 0.00 0.59 0.03 0.07 82.93 20:00:01 all 18.87 0.00 0.74 0.11 0.09 80.18 20:00:01 0 19.23 0.00 0.63 0.06 0.09 79.99 20:00:01 1 18.79 0.00 0.85 0.25 0.09 80.01 20:00:01 2 18.25 0.00 0.67 0.01 0.09 80.98 20:00:01 3 19.22 0.00 0.83 0.11 0.09 79.75 20:10:20 all 7.14 0.00 0.32 0.02 0.08 92.43 20:10:20 0 6.98 0.00 0.30 0.02 0.08 92.62 20:10:20 1 6.99 0.00 0.31 0.03 0.08 92.59 20:10:20 2 7.46 0.00 0.35 0.01 0.09 92.08 20:10:20 3 7.13 0.00 0.34 0.02 0.08 92.44 20:20:28 all 14.31 0.00 0.65 0.91 0.09 84.04 20:20:28 0 14.13 0.00 0.64 0.39 0.08 84.77 20:20:28 1 14.45 0.00 0.73 0.23 0.09 84.49 20:20:28 2 14.18 0.00 0.64 1.24 0.09 83.86 20:20:28 3 14.49 0.00 0.60 1.78 0.08 83.04 20:30:01 all 11.26 0.00 0.57 0.04 0.08 88.05 20:30:01 0 11.41 0.00 0.50 0.08 0.07 87.95 20:30:01 1 11.75 0.00 0.57 0.01 0.07 87.59 20:30:01 2 11.58 0.00 0.56 0.03 0.08 87.75 20:30:01 3 10.32 0.00 0.66 0.03 0.08 88.91 20:40:28 all 2.47 0.00 0.39 0.09 0.07 96.99 20:40:28 0 2.21 0.00 0.32 0.15 0.05 97.27 20:40:28 1 2.36 0.00 0.46 0.13 0.07 96.97 20:40:28 2 2.52 0.00 0.42 0.07 0.07 96.92 20:40:28 3 2.76 0.00 0.35 0.02 0.07 96.80 20:50:02 all 20.40 0.00 0.78 0.05 0.08 78.69 20:50:02 0 20.43 0.00 0.84 0.07 0.07 78.58 20:50:02 1 20.45 0.00 0.73 0.07 0.08 78.67 20:50:02 2 20.53 0.00 0.87 0.05 0.08 78.47 20:50:02 3 20.19 0.00 0.67 0.02 0.07 79.04 Average: all 21.82 0.00 1.00 0.26 0.09 76.84 Average: 0 21.72 0.00 0.93 0.20 0.08 77.07 Average: 1 21.86 0.00 1.03 0.19 0.09 76.84 Average: 2 21.47 0.00 1.00 0.30 0.09 77.13 Average: 3 22.25 0.00 1.02 0.33 0.09 76.31