---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2287 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: 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: 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 708 10827 4 4452 14938 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:52:c2:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80380sec preferred_lft 80380sec inet6 fe80::f816:3eff:fe52:c202/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:46:dd:3e:fa:b0 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-2287) 11/29/25 _x86_64_ (4 CPU) 10:35:48 LINUX RESTART (4 CPU) 10:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:03 91.83 22.02 65.46 4.35 673.12 29427.91 16907.77 11:00:03 32.18 2.04 28.54 1.61 33.21 2068.70 1289.86 11:10:03 17.24 0.03 16.34 0.87 2.09 455.62 516.97 11:20:03 5.13 0.01 4.88 0.24 0.43 126.60 310.52 11:30:03 20.68 0.04 7.01 13.62 2.09 200.75 211467.90 11:40:03 4.77 0.00 4.57 0.20 0.31 127.85 64.93 11:50:03 4.53 0.00 4.36 0.17 0.13 123.29 57.71 12:00:03 5.38 0.08 5.05 0.25 2.04 410.43 58.45 12:10:03 5.34 0.00 5.19 0.15 0.33 140.43 309.55 Average: 20.79 2.69 15.71 2.38 79.31 3675.73 25664.85 10:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:03 921624 5256112 10673496 65.19 262964 3988940 12123332 69.59 2182740 12611580 246684 11:00:03 7181048 10837448 5097020 31.13 270464 3353076 5784808 33.20 2192284 6417612 4888 11:10:03 7890772 11591976 4345092 26.54 273600 3394740 5212160 29.92 2200104 5708408 348 11:20:03 7569876 11281532 4655240 28.43 274620 3404108 5363220 30.78 2201636 6020712 480 11:30:03 6230228 9970584 5965632 36.44 275920 3431508 6705720 38.49 2209892 7348740 492 11:40:03 6028712 9784456 6151756 37.57 276500 3446264 6832132 39.22 2212972 7550952 416 11:50:03 7812536 11584280 4353004 26.59 277152 3461632 5098148 29.26 2215096 5765928 456 12:00:03 7429616 11299760 4637080 28.32 280476 3551972 5339180 30.65 2221520 6139220 208 12:10:03 7490848 11379140 4557572 27.84 281084 3569448 5224736 29.99 2229700 6072040 344 Average: 6506140 10331699 5603988 34.23 274753 3511299 6409271 36.79 2207327 7070577 28257 10:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:03 lo 14.98 14.98 12.82 12.82 0.00 0.00 0.00 0.00 10:50:03 ens3 45.39 31.67 725.31 3.40 0.00 0.00 0.00 0.00 10:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:03 lo 45.50 45.50 21.46 21.46 0.00 0.00 0.00 0.00 11:00:03 ens3 2.24 2.13 0.48 1.14 0.00 0.00 0.00 0.00 11:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:03 lo 24.75 24.75 11.12 11.12 0.00 0.00 0.00 0.00 11:10:03 ens3 1.29 1.08 0.24 0.45 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:03 lo 19.70 19.70 9.39 9.39 0.00 0.00 0.00 0.00 11:20:03 ens3 0.90 0.58 0.21 0.16 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 lo 29.48 29.48 11.73 11.73 0.00 0.00 0.00 0.00 11:30:03 ens3 0.70 0.45 0.12 0.09 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 lo 19.20 19.20 10.14 10.14 0.00 0.00 0.00 0.00 11:40:03 ens3 1.04 0.64 0.27 0.20 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:03 lo 11.89 11.89 7.03 7.03 0.00 0.00 0.00 0.00 11:50:03 ens3 0.67 0.39 0.14 0.10 0.00 0.00 0.00 0.00 11:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:03 lo 7.15 7.15 4.21 4.21 0.00 0.00 0.00 0.00 12:00:03 ens3 0.70 0.50 0.18 0.14 0.00 0.00 0.00 0.00 12:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:03 lo 15.36 15.36 6.40 6.40 0.00 0.00 0.00 0.00 12:10:03 ens3 0.70 0.46 0.13 0.09 0.00 0.00 0.00 0.00 12:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.89 20.89 10.48 10.48 0.00 0.00 0.00 0.00 Average: ens3 5.96 4.21 80.79 0.64 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-2287) 11/29/25 _x86_64_ (4 CPU) 10:35:48 LINUX RESTART (4 CPU) 10:40:03 CPU %user %nice %system %iowait %steal %idle 10:50:03 all 55.75 0.00 2.58 2.68 0.10 38.89 10:50:03 0 57.87 0.00 2.54 2.30 0.10 37.19 10:50:03 1 53.20 0.00 2.62 3.49 0.11 40.59 10:50:03 2 55.16 0.00 2.56 1.72 0.10 40.46 10:50:03 3 56.77 0.00 2.60 3.21 0.11 37.32 11:00:03 all 48.87 0.00 1.94 0.71 0.12 48.36 11:00:03 0 48.77 0.00 1.98 0.14 0.11 48.98 11:00:03 1 49.00 0.00 1.85 1.98 0.11 47.07 11:00:03 2 48.85 0.00 2.09 0.25 0.12 48.69 11:00:03 3 48.87 0.00 1.83 0.47 0.12 48.71 11:10:03 all 28.49 0.00 1.05 0.35 0.11 69.99 11:10:03 0 27.94 0.00 1.07 0.06 0.11 70.83 11:10:03 1 28.88 0.00 1.08 0.08 0.11 69.86 11:10:03 2 28.66 0.00 1.00 1.21 0.12 69.01 11:10:03 3 28.49 0.00 1.06 0.05 0.11 70.29 11:20:03 all 8.28 0.00 0.50 0.04 0.10 91.09 11:20:03 0 7.79 0.00 0.42 0.04 0.09 91.66 11:20:03 1 8.13 0.00 0.54 0.04 0.10 91.20 11:20:03 2 8.48 0.00 0.54 0.03 0.10 90.84 11:20:03 3 8.73 0.00 0.48 0.03 0.09 90.66 11:30:03 all 14.80 0.00 0.56 0.07 0.10 84.47 11:30:03 0 14.75 0.00 0.53 0.11 0.10 84.51 11:30:03 1 14.96 0.00 0.54 0.02 0.09 84.39 11:30:03 2 14.62 0.00 0.58 0.03 0.10 84.66 11:30:03 3 14.87 0.00 0.58 0.13 0.11 84.31 11:40:03 all 10.37 0.00 0.50 0.03 0.10 89.00 11:40:03 0 10.10 0.00 0.38 0.02 0.10 89.41 11:40:03 1 10.72 0.00 0.56 0.05 0.10 88.57 11:40:03 2 10.45 0.00 0.55 0.01 0.10 88.89 11:40:03 3 10.20 0.00 0.53 0.03 0.10 89.14 11:50:03 all 6.66 0.00 0.43 0.02 0.10 92.78 11:50:03 0 6.80 0.00 0.37 0.02 0.09 92.73 11:50:03 1 6.43 0.00 0.45 0.01 0.10 93.01 11:50:03 2 6.81 0.00 0.45 0.01 0.10 92.64 11:50:03 3 6.62 0.00 0.47 0.05 0.11 92.75 12:00:03 all 6.67 0.00 0.36 0.08 0.09 92.80 12:00:03 0 6.66 0.00 0.29 0.19 0.09 92.76 12:00:03 1 7.82 0.00 0.47 0.01 0.10 91.60 12:00:03 2 6.04 0.00 0.34 0.01 0.09 93.51 12:00:03 3 6.15 0.00 0.34 0.10 0.09 93.32 12:10:03 all 7.76 0.00 0.48 0.02 0.10 91.64 12:10:03 0 7.57 0.00 0.47 0.01 0.08 91.86 12:10:03 1 8.10 0.00 0.57 0.03 0.10 91.20 12:10:03 2 8.02 0.00 0.46 0.03 0.10 91.39 12:10:03 3 7.33 0.00 0.42 0.03 0.10 92.13 Average: all 20.84 0.00 0.93 0.44 0.10 77.69 Average: 0 20.90 0.00 0.90 0.32 0.10 77.79 Average: 1 20.79 0.00 0.96 0.63 0.10 77.52 Average: 2 20.78 0.00 0.95 0.37 0.10 77.80 Average: 3 20.88 0.00 0.92 0.46 0.10 77.64