---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-24028 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 24% / 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 719 12353 4 2915 14922 Swap: 1023 7 1016 ---> 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:fd:1b:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80007sec preferred_lft 80007sec inet6 fe80::f816:3eff:fefd:1b18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:9a:60:14:19:c6 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::a49a:60ff:fe14:19c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-24028) 06/05/26 _x86_64_ (4 CPU) 11:17:23 LINUX RESTART (4 CPU) 11:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:06 114.77 6.51 103.52 4.74 935.46 36607.44 19060.55 11:40:01 47.84 20.25 26.20 1.39 1022.84 1566.41 905.58 11:50:06 13.91 0.72 12.42 0.77 29.25 413.63 784.19 12:00:06 11.10 0.13 10.45 0.52 4.73 597.26 355.29 12:10:01 16.65 0.13 15.82 0.70 1.94 517.25 702.22 12:20:06 7.46 0.15 7.00 0.31 2.78 221.86 347.01 12:30:06 5.05 0.06 4.78 0.20 1.68 159.17 61.35 12:40:01 21.86 0.25 5.47 16.15 9.76 168.26 211682.97 12:50:06 11.58 0.38 10.80 0.40 13.94 601.51 300.93 13:00:06 7.49 0.10 7.05 0.35 2.29 292.86 512.82 Average: 25.63 2.85 20.24 2.54 200.79 4078.56 23305.65 11:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:06 511200 4771264 11155364 68.13 265008 3901436 12427624 71.33 2335944 12862552 2256 11:40:01 4817304 6406744 9529096 58.20 272372 1470224 10188976 58.48 1046472 10104616 2124 11:50:06 7522788 9157096 6781864 41.42 274176 1513128 8229928 47.24 1070228 7387680 6652 12:00:06 9899632 11651384 4289992 26.20 278444 1621024 5175596 29.71 1119332 4965208 200 12:10:01 9538948 11368336 4572792 27.93 281212 1695856 5321936 30.55 1126844 5305080 448 12:20:06 9635728 11497572 4443856 27.14 282092 1727428 5277000 30.29 1129516 5216848 424 12:30:06 7971124 9856480 6083772 37.16 282616 1750396 6884640 39.52 1132104 6872856 636 12:40:01 7991372 9906952 6033352 36.85 283476 1779744 6790476 38.98 1142436 6833472 240 12:50:06 9270728 11326880 4614376 28.18 287384 1910116 5399364 30.99 1153032 5551064 288 13:00:06 8552424 10661976 5278852 32.24 288336 1962480 6014092 34.52 1171792 6244808 404 Average: 7571125 9660468 6278332 38.35 279512 1933183 7170963 41.16 1242770 7134418 1367 11:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:06 lo 10.51 10.51 10.50 10.50 0.00 0.00 0.00 0.00 11:30:06 ens3 91.85 65.92 1396.64 8.19 0.00 0.00 0.00 0.00 11:30:06 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 40.52 40.52 22.21 22.21 0.00 0.00 0.00 0.00 11:40:01 ens3 2.25 1.81 0.55 0.45 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:06 lo 34.09 34.09 13.93 13.93 0.00 0.00 0.00 0.00 11:50:06 ens3 1.31 0.90 0.23 0.17 0.00 0.00 0.00 0.00 11:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:06 lo 13.00 13.00 6.86 6.86 0.00 0.00 0.00 0.00 12:00:06 ens3 1.09 0.67 0.33 0.24 0.00 0.00 0.00 0.00 12:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 15.60 15.60 8.33 8.33 0.00 0.00 0.00 0.00 12:10:01 ens3 1.54 0.85 0.42 0.29 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:06 lo 17.93 17.93 8.75 8.75 0.00 0.00 0.00 0.00 12:20:06 ens3 1.81 0.79 0.60 0.40 0.00 0.00 0.00 0.00 12:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:06 lo 30.26 30.26 12.06 12.06 0.00 0.00 0.00 0.00 12:30:06 ens3 2.00 0.70 0.61 0.38 0.00 0.00 0.00 0.00 12:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 19.22 19.22 10.18 10.18 0.00 0.00 0.00 0.00 12:40:01 ens3 2.09 0.69 0.41 0.20 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:06 lo 16.86 16.86 10.03 10.03 0.00 0.00 0.00 0.00 12:50:06 ens3 1.26 0.76 0.32 0.24 0.00 0.00 0.00 0.00 12:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:06 lo 23.79 23.79 10.26 10.26 0.00 0.00 0.00 0.00 13:00:06 ens3 1.13 0.75 0.27 0.21 0.00 0.00 0.00 0.00 13:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.18 22.18 11.30 11.30 0.00 0.00 0.00 0.00 Average: ens3 10.54 7.32 138.68 1.07 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-24028) 06/05/26 _x86_64_ (4 CPU) 11:17:23 LINUX RESTART (4 CPU) 11:20:13 CPU %user %nice %system %iowait %steal %idle 11:30:06 all 56.98 0.00 2.61 0.37 0.09 39.94 11:30:06 0 58.06 0.00 2.63 0.44 0.10 38.77 11:30:06 1 56.92 0.00 2.37 0.33 0.09 40.28 11:30:06 2 55.46 0.00 2.76 0.36 0.09 41.33 11:30:06 3 57.49 0.00 2.68 0.35 0.09 39.39 11:40:01 all 47.16 0.00 1.77 0.27 0.11 50.69 11:40:01 0 46.98 0.00 1.69 0.16 0.11 51.06 11:40:01 1 46.62 0.00 1.89 0.34 0.11 51.04 11:40:01 2 48.34 0.00 1.82 0.41 0.11 49.33 11:40:01 3 46.72 0.00 1.67 0.15 0.11 51.34 11:50:06 all 31.72 0.00 1.20 0.04 0.10 66.94 11:50:06 0 31.47 0.00 1.12 0.03 0.10 67.27 11:50:06 1 32.06 0.00 1.16 0.04 0.10 66.64 11:50:06 2 32.16 0.00 1.17 0.07 0.10 66.49 11:50:06 3 31.20 0.00 1.33 0.03 0.10 67.34 12:00:06 all 17.96 0.00 0.73 0.05 0.08 81.18 12:00:06 0 18.39 0.00 0.74 0.03 0.08 80.76 12:00:06 1 17.35 0.00 0.75 0.02 0.08 81.80 12:00:06 2 17.88 0.00 0.70 0.12 0.08 81.23 12:00:06 3 18.22 0.00 0.73 0.02 0.08 80.94 12:10:01 all 25.76 0.00 0.85 0.05 0.09 73.24 12:10:01 0 25.73 0.00 0.79 0.05 0.09 73.35 12:10:01 1 25.58 0.00 0.89 0.06 0.10 73.36 12:10:01 2 25.96 0.00 0.88 0.06 0.09 73.01 12:10:01 3 25.76 0.00 0.86 0.04 0.09 73.25 12:20:06 all 12.48 0.00 0.50 0.03 0.10 86.90 12:20:06 0 12.18 0.00 0.44 0.04 0.10 87.25 12:20:06 1 13.06 0.00 0.53 0.04 0.10 86.27 12:20:06 2 12.51 0.00 0.51 0.02 0.11 86.86 12:20:06 3 12.18 0.00 0.51 0.01 0.10 87.22 12:30:06 all 11.50 0.00 0.56 0.03 0.09 87.81 12:30:06 0 11.50 0.00 0.60 0.03 0.09 87.78 12:30:06 1 11.94 0.00 0.59 0.02 0.10 87.35 12:30:06 2 11.44 0.00 0.60 0.06 0.10 87.81 12:30:06 3 11.12 0.00 0.46 0.01 0.09 88.32 12:40:01 all 10.25 0.00 0.51 0.04 0.09 89.11 12:40:01 0 9.87 0.00 0.52 0.03 0.09 89.49 12:40:01 1 10.43 0.00 0.54 0.02 0.09 88.92 12:40:01 2 10.59 0.00 0.46 0.02 0.10 88.83 12:40:01 3 10.11 0.00 0.52 0.09 0.09 89.19 12:50:06 all 13.41 0.00 0.53 0.05 0.09 85.92 12:50:06 0 12.84 0.00 0.47 0.02 0.09 86.58 12:50:06 1 14.00 0.00 0.56 0.03 0.09 85.32 12:50:06 2 13.51 0.00 0.53 0.01 0.09 85.85 12:50:06 3 13.30 0.00 0.54 0.13 0.09 85.95 13:00:06 all 15.36 0.00 0.56 0.03 0.09 83.96 13:00:06 0 15.17 0.00 0.50 0.03 0.09 84.20 13:00:06 1 15.30 0.00 0.58 0.02 0.09 84.01 13:00:06 2 15.45 0.00 0.64 0.04 0.09 83.78 13:00:06 3 15.52 0.00 0.53 0.01 0.09 83.84 Average: all 24.19 0.00 0.98 0.09 0.09 74.64 Average: 0 24.16 0.00 0.95 0.09 0.09 74.72 Average: 1 24.25 0.00 0.98 0.09 0.10 74.58 Average: 2 24.25 0.00 1.00 0.12 0.10 74.53 Average: 3 24.09 0.00 0.98 0.08 0.09 74.75