---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3851 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 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 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 670 12351 3 2967 14968 Swap: 1023 15 1008 ---> 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:c9:2b:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79414sec preferred_lft 79414sec inet6 fe80::f816:3eff:fec9:2bfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:dd:37:5e:b6:bf 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-3851) 12/05/25 _x86_64_ (4 CPU) 07:41:20 LINUX RESTART (4 CPU) 07:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:08 92.52 22.57 66.59 3.36 301.62 9476.89 5444.59 08:10:08 29.13 12.64 15.62 0.87 239.33 473.83 571.19 08:20:08 12.96 0.80 11.55 0.61 24.79 646.45 1238.23 08:30:08 13.94 0.11 13.29 0.54 4.19 372.28 434.20 08:40:08 13.29 1.11 11.67 0.51 14.81 341.33 619.19 08:50:08 5.08 0.03 4.87 0.18 0.47 130.39 134.53 09:00:08 5.17 0.04 4.96 0.18 2.49 138.63 90.09 09:10:08 5.00 0.01 4.82 0.17 0.57 138.19 297.90 09:20:07 4.77 0.03 4.58 0.16 0.64 136.01 51.49 09:30:07 9.97 0.43 9.19 0.35 9.42 541.43 343.20 Average: 19.19 3.78 14.72 0.69 59.85 1239.90 922.72 07:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:08 2340028 5224124 10708872 65.41 254932 2633284 12339356 70.83 1784512 11685304 2556 08:10:08 5152096 6993372 8939112 54.60 194800 1751760 9553232 54.84 1464968 9274228 212 08:20:08 10337672 12291048 3645476 22.27 199760 1858832 4443316 25.50 1503128 4097220 140 08:30:08 10901756 12902616 3034168 18.53 202800 1903276 3766748 21.62 1525876 3515312 16 08:40:08 9477360 11521976 4413844 26.96 204644 1945180 5131156 29.45 1533304 4927712 208 08:50:08 9250412 11310660 4625112 28.25 205164 1960292 5307704 30.47 1534504 5139932 336 09:00:08 7863488 9941680 5993232 36.60 205956 1977444 6697160 38.44 1537148 6523784 76 09:10:08 7806832 9903372 6031692 36.84 206516 1995240 6672600 38.30 1540180 6585768 316 09:20:07 9344180 11460180 4475900 27.34 207268 2013968 5209772 29.90 1542608 5044528 68 09:30:07 9068012 11304920 4631112 28.28 211380 2130400 5321968 30.55 1558560 5311544 272 Average: 8154184 10285395 5649852 34.51 209322 2016968 6444301 36.99 1552479 6210533 420 07:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:08 lo 18.77 18.77 15.97 15.97 0.00 0.00 0.00 0.00 08:00:08 ens3 1.83 1.74 0.57 0.49 0.00 0.00 0.00 0.00 08:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:08 lo 42.42 42.42 18.08 18.08 0.00 0.00 0.00 0.00 08:10:08 ens3 1.44 1.18 0.30 0.25 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 lo 19.23 19.23 9.03 9.03 0.00 0.00 0.00 0.00 08:20:08 ens3 1.01 0.81 0.28 0.22 0.00 0.00 0.00 0.00 08:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:08 lo 8.72 8.72 3.82 3.82 0.00 0.00 0.00 0.00 08:30:08 ens3 0.75 0.61 0.16 0.13 0.00 0.00 0.00 0.00 08:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:08 lo 18.39 18.39 10.22 10.22 0.00 0.00 0.00 0.00 08:40:08 ens3 1.16 0.98 0.24 1.19 0.00 0.00 0.00 0.00 08:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:08 lo 23.69 23.69 9.02 9.02 0.00 0.00 0.00 0.00 08:50:08 ens3 0.59 0.50 0.12 0.09 0.00 0.00 0.00 0.00 08:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:08 lo 21.62 21.62 9.74 9.74 0.00 0.00 0.00 0.00 09:00:08 ens3 0.64 0.43 0.15 0.10 0.00 0.00 0.00 0.00 09:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:08 lo 15.46 15.46 9.19 9.19 0.00 0.00 0.00 0.00 09:10:08 ens3 0.61 0.47 0.13 0.09 0.00 0.00 0.00 0.00 09:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:07 lo 10.60 10.60 5.50 5.50 0.00 0.00 0.00 0.00 09:20:07 ens3 0.65 0.41 0.16 0.11 0.00 0.00 0.00 0.00 09:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:07 lo 15.70 15.70 8.21 8.21 0.00 0.00 0.00 0.00 09:30:07 ens3 0.88 0.72 0.25 0.20 0.00 0.00 0.00 0.00 09:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.46 19.46 9.88 9.88 0.00 0.00 0.00 0.00 Average: ens3 0.96 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-3851) 12/05/25 _x86_64_ (4 CPU) 07:41:20 LINUX RESTART (4 CPU) 07:50:08 CPU %user %nice %system %iowait %steal %idle 08:00:08 all 55.69 0.00 2.27 0.34 0.13 41.57 08:00:08 0 56.23 0.00 2.48 0.19 0.13 40.97 08:00:08 1 54.52 0.00 2.14 0.59 0.13 42.62 08:00:08 2 55.49 0.00 2.19 0.32 0.13 41.86 08:00:08 3 56.52 0.00 2.26 0.25 0.13 40.84 08:10:08 all 34.41 0.00 1.63 0.10 0.11 63.74 08:10:08 0 34.20 0.00 1.61 0.16 0.11 63.92 08:10:08 1 34.37 0.00 1.74 0.10 0.12 63.67 08:10:08 2 34.78 0.00 1.64 0.07 0.12 63.40 08:10:08 3 34.27 0.00 1.54 0.09 0.11 63.98 08:20:08 all 21.91 0.00 1.07 0.20 0.09 76.73 08:20:08 0 21.84 0.00 1.17 0.10 0.10 76.79 08:20:08 1 21.95 0.00 1.03 0.04 0.09 76.89 08:20:08 2 21.22 0.00 1.08 0.47 0.09 77.14 08:20:08 3 22.62 0.00 1.02 0.18 0.09 76.09 08:30:08 all 21.85 0.00 0.93 0.06 0.07 77.08 08:30:08 0 22.29 0.00 0.84 0.08 0.07 76.72 08:30:08 1 22.30 0.00 0.93 0.04 0.07 76.66 08:30:08 2 21.73 0.00 0.96 0.08 0.07 77.15 08:30:08 3 21.09 0.00 0.98 0.05 0.07 77.80 08:40:08 all 20.98 0.00 0.78 0.06 0.08 78.10 08:40:08 0 20.97 0.00 0.67 0.10 0.08 78.18 08:40:08 1 21.02 0.00 0.89 0.03 0.08 77.98 08:40:08 2 21.15 0.00 0.78 0.04 0.07 77.96 08:40:08 3 20.77 0.00 0.80 0.06 0.07 78.30 08:50:08 all 8.26 0.00 0.48 0.02 0.06 91.18 08:50:08 0 7.48 0.00 0.48 0.02 0.06 91.96 08:50:08 1 8.43 0.00 0.47 0.02 0.06 91.02 08:50:08 2 8.55 0.00 0.46 0.02 0.06 90.91 08:50:08 3 8.58 0.00 0.51 0.04 0.06 90.81 09:00:08 all 9.70 0.00 0.45 0.03 0.06 89.76 09:00:08 0 9.84 0.00 0.39 0.04 0.07 89.66 09:00:08 1 9.00 0.00 0.49 0.01 0.07 90.43 09:00:08 2 10.19 0.00 0.49 0.03 0.07 89.22 09:00:08 3 9.76 0.00 0.41 0.02 0.06 89.75 09:10:08 all 9.41 0.00 0.50 0.02 0.07 90.00 09:10:08 0 9.51 0.00 0.46 0.01 0.07 89.94 09:10:08 1 9.57 0.00 0.47 0.02 0.07 89.88 09:10:08 2 9.49 0.00 0.58 0.01 0.07 89.86 09:10:08 3 9.09 0.00 0.50 0.05 0.06 90.30 09:20:07 all 6.84 0.00 0.46 0.02 0.06 92.61 09:20:07 0 6.88 0.00 0.49 0.04 0.07 92.53 09:20:07 1 7.14 0.00 0.46 0.00 0.07 92.33 09:20:07 2 6.54 0.00 0.59 0.01 0.07 92.80 09:20:07 3 6.81 0.00 0.32 0.03 0.06 92.79 09:30:07 all 13.36 0.00 0.58 0.04 0.07 85.96 09:30:07 0 12.94 0.00 0.55 0.01 0.07 86.43 09:30:07 1 12.72 0.00 0.51 0.08 0.07 86.62 09:30:07 2 13.56 0.00 0.60 0.03 0.07 85.75 09:30:07 3 14.22 0.00 0.64 0.03 0.07 85.04 Average: all 20.24 0.00 0.92 0.09 0.08 78.68 Average: 0 20.22 0.00 0.92 0.07 0.08 78.71 Average: 1 20.10 0.00 0.91 0.09 0.08 78.81 Average: 2 20.26 0.00 0.94 0.11 0.08 78.61 Average: 3 20.38 0.00 0.90 0.08 0.08 78.57