---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17083 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 60G 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 697 11430 3 3861 14949 Swap: 1023 31 992 ---> 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:bc:a4:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79612sec preferred_lft 79612sec inet6 fe80::f816:3eff:febc:a420/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:f9:c6:cd:89:06 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::10f9:c6ff:fecd:8906/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-17083) 05/20/26 _x86_64_ (4 CPU) 10:54:50 LINUX RESTART (4 CPU) 11:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:14 73.53 6.26 64.29 2.97 189.52 10102.76 4472.87 11:20:14 46.94 21.71 23.68 1.54 294.52 1629.44 1258.19 11:30:13 9.90 0.21 9.16 0.53 11.98 331.34 1411.98 11:40:13 21.14 0.39 19.81 0.94 4.00 814.31 1144.79 11:50:14 9.51 0.24 8.86 0.41 5.45 323.42 145.18 12:00:14 5.41 0.22 5.00 0.19 3.41 145.29 57.60 12:10:14 4.90 0.09 4.63 0.17 2.64 146.31 64.63 12:20:14 4.75 0.03 4.53 0.19 0.76 152.59 55.48 12:30:14 9.58 0.10 9.03 0.45 1.59 569.08 117.87 12:40:14 6.72 0.15 6.32 0.25 2.65 275.44 119.96 Average: 19.24 2.94 15.53 0.76 51.65 1449.02 884.67 11:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:14 6714412 10143408 5790632 35.37 256864 3123100 8095084 46.47 2039580 7022268 3876 11:20:14 1943336 4547520 11389348 69.56 266488 2395600 11957436 68.64 1954864 11970096 848 11:30:13 7166584 9803024 6137428 37.48 268136 2426224 6988292 40.11 1966508 6755876 244 11:40:13 10969400 13762504 2181412 13.32 273952 2576436 2923656 16.78 2020204 2915668 12460 11:50:14 8634804 11470368 4472088 27.31 275168 2617704 5187840 29.78 2024364 5234728 124 12:00:14 8587736 11443056 4499296 27.48 275612 2637016 5233824 30.04 2026412 5266204 48 12:10:14 7119652 9996248 5945384 36.31 276216 2657684 6732804 38.65 2029032 6738876 232 12:20:14 6999668 9899408 6041992 36.90 276856 2680196 6759748 38.80 2032620 6855424 112 12:30:14 8334464 11362172 4579804 27.97 280628 2800360 5327972 30.58 2042236 5505136 76 12:40:14 9665148 12744960 3198212 19.53 281368 2851644 4350300 24.97 2062048 4160420 204 Average: 7613520 10517267 5423560 33.12 273129 2676596 6355696 36.48 2019787 6242470 1822 11:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:14 lo 17.16 17.16 13.62 13.62 0.00 0.00 0.00 0.00 11:10:14 ens3 1.69 1.58 0.55 0.69 0.00 0.00 0.00 0.00 11:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:14 lo 53.15 53.15 26.95 26.95 0.00 0.00 0.00 0.00 11:20:14 ens3 1.96 1.79 0.45 0.39 0.00 0.00 0.00 0.00 11:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:13 lo 21.08 21.08 9.86 9.86 0.00 0.00 0.00 0.00 11:30:13 ens3 0.69 0.53 0.13 0.10 0.00 0.00 0.00 0.00 11:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:13 lo 12.59 12.59 6.21 6.21 0.00 0.00 0.00 0.00 11:40:13 ens3 1.03 0.86 0.27 0.22 0.00 0.00 0.00 0.00 11:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:14 lo 18.78 18.78 9.88 9.88 0.00 0.00 0.00 0.00 11:50:14 ens3 1.20 0.79 0.36 0.26 0.00 0.00 0.00 0.00 11:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:14 lo 24.55 24.55 9.06 9.06 0.00 0.00 0.00 0.00 12:00:14 ens3 0.64 0.55 0.15 0.12 0.00 0.00 0.00 0.00 12:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:14 lo 17.62 17.62 8.32 8.32 0.00 0.00 0.00 0.00 12:10:14 ens3 0.54 0.38 0.11 0.08 0.00 0.00 0.00 0.00 12:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:14 lo 18.38 18.38 10.26 10.26 0.00 0.00 0.00 0.00 12:20:14 ens3 0.72 0.53 0.17 0.13 0.00 0.00 0.00 0.00 12:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:14 lo 17.05 17.05 9.53 9.53 0.00 0.00 0.00 0.00 12:30:14 ens3 1.45 0.83 0.62 0.27 0.00 0.00 0.00 0.00 12:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:14 lo 17.06 17.06 6.93 6.93 0.00 0.00 0.00 0.00 12:40:14 ens3 1.34 0.72 0.43 0.30 0.00 0.00 0.00 0.00 12:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.74 21.74 11.06 11.06 0.00 0.00 0.00 0.00 Average: ens3 1.13 0.86 0.32 0.25 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-17083) 05/20/26 _x86_64_ (4 CPU) 10:54:50 LINUX RESTART (4 CPU) 11:00:14 CPU %user %nice %system %iowait %steal %idle 11:10:14 all 48.68 0.00 1.90 0.17 0.11 49.14 11:10:14 0 49.93 0.00 1.98 0.23 0.11 47.75 11:10:14 1 47.74 0.00 2.09 0.20 0.11 49.86 11:10:14 2 49.08 0.00 1.81 0.16 0.11 48.85 11:10:14 3 47.97 0.00 1.72 0.08 0.10 50.12 11:20:14 all 50.63 0.00 1.79 0.15 0.13 47.30 11:20:14 0 50.23 0.00 1.76 0.14 0.13 47.74 11:20:14 1 50.02 0.00 1.84 0.15 0.14 47.86 11:20:14 2 50.29 0.00 1.79 0.14 0.14 47.64 11:20:14 3 51.98 0.00 1.76 0.16 0.13 45.97 11:30:13 all 21.71 0.00 0.94 0.05 0.09 77.21 11:30:13 0 21.18 0.00 0.91 0.12 0.08 77.71 11:30:13 1 21.06 0.00 0.96 0.04 0.09 77.85 11:30:13 2 22.46 0.00 0.92 0.02 0.09 76.50 11:30:13 3 22.14 0.00 0.95 0.04 0.09 76.79 11:40:13 all 30.31 0.00 1.08 0.08 0.09 68.43 11:40:13 0 29.09 0.00 1.03 0.11 0.09 69.68 11:40:13 1 30.54 0.00 1.02 0.10 0.09 68.25 11:40:13 2 30.07 0.00 0.95 0.05 0.09 68.84 11:40:13 3 31.54 0.00 1.33 0.08 0.09 66.96 11:50:14 all 19.71 0.00 0.75 0.05 0.07 79.41 11:50:14 0 20.02 0.00 0.72 0.02 0.07 79.17 11:50:14 1 20.02 0.00 0.81 0.06 0.08 79.04 11:50:14 2 19.45 0.00 0.76 0.09 0.08 79.62 11:50:14 3 19.37 0.00 0.70 0.04 0.07 79.82 12:00:14 all 8.78 0.00 0.44 0.10 0.06 90.62 12:00:14 0 8.77 0.00 0.34 0.03 0.05 90.81 12:00:14 1 8.40 0.00 0.43 0.12 0.06 90.99 12:00:14 2 8.88 0.00 0.51 0.10 0.06 90.45 12:00:14 3 9.05 0.00 0.49 0.16 0.06 90.24 12:10:14 all 10.29 0.00 0.39 0.02 0.06 89.24 12:10:14 0 10.11 0.00 0.36 0.02 0.07 89.45 12:10:14 1 10.34 0.00 0.43 0.04 0.07 89.12 12:10:14 2 10.44 0.00 0.39 0.01 0.06 89.11 12:10:14 3 10.25 0.00 0.38 0.01 0.06 89.29 12:20:14 all 10.15 0.00 0.40 0.02 0.07 89.36 12:20:14 0 10.03 0.00 0.40 0.02 0.06 89.49 12:20:14 1 10.24 0.00 0.45 0.01 0.06 89.24 12:20:14 2 10.32 0.00 0.36 0.03 0.07 89.21 12:20:14 3 10.03 0.00 0.37 0.04 0.07 89.49 12:30:14 all 15.02 0.00 0.60 0.09 0.07 84.21 12:30:14 0 15.22 0.00 0.56 0.05 0.07 84.09 12:30:14 1 14.62 0.00 0.67 0.07 0.07 84.57 12:30:14 2 14.65 0.00 0.55 0.20 0.07 84.52 12:30:14 3 15.59 0.00 0.63 0.05 0.08 83.64 12:40:14 all 12.42 0.00 0.53 0.06 0.08 86.92 12:40:14 0 12.57 0.00 0.50 0.06 0.07 86.80 12:40:14 1 12.48 0.00 0.57 0.05 0.09 86.82 12:40:14 2 11.97 0.00 0.48 0.03 0.08 87.43 12:40:14 3 12.65 0.00 0.57 0.08 0.08 86.62 Average: all 22.77 0.00 0.88 0.08 0.08 76.18 Average: 0 22.72 0.00 0.86 0.08 0.08 76.26 Average: 1 22.55 0.00 0.93 0.08 0.08 76.36 Average: 2 22.76 0.00 0.85 0.08 0.09 76.22 Average: 3 23.06 0.00 0.89 0.07 0.08 75.89