---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23464 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 648 12617 4 2723 14998 Swap: 1023 74 949 ---> 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:cf:20:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79270sec preferred_lft 79270sec inet6 fe80::f816:3eff:fecf:2068/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:07:28:e9:93:ee 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::a407:28ff:fee9:93ee/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-23464) 06/03/26 _x86_64_ (4 CPU) 18:01:19 LINUX RESTART (4 CPU) 18:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:10 78.51 17.40 43.07 18.04 437.51 4501.16 213127.42 18:30:01 36.70 14.94 20.67 1.09 867.24 1473.39 1261.77 18:40:10 9.04 1.20 7.47 0.38 34.19 263.14 1124.44 18:50:27 16.48 0.33 15.51 0.65 10.00 688.30 800.47 19:00:01 11.96 0.33 11.17 0.46 12.53 363.82 229.03 19:10:27 7.44 0.30 6.85 0.28 10.69 209.32 103.77 19:20:07 3.47 0.27 3.15 0.05 5.67 100.51 1.34 19:30:01 7.48 0.14 6.99 0.34 4.18 214.68 166.60 19:40:27 5.61 0.46 4.98 0.17 9.82 157.29 59.90 19:50:27 10.05 0.84 8.82 0.40 27.97 602.80 263.60 Average: 18.63 3.60 12.85 2.18 140.48 855.33 21686.86 18:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:10 2502628 3341092 12619492 77.07 133368 899808 13563692 77.86 690948 12823744 468 18:30:01 5652284 7012308 8948076 54.65 150996 1402104 9690784 55.62 841572 9529244 600 18:40:10 8474696 9862048 6102556 37.27 152492 1427948 6991012 40.13 856532 6711288 228 18:50:27 12239376 13760516 2204052 13.46 158380 1553260 3086704 17.72 913360 2898808 28 19:00:01 9947800 11522248 4441016 27.12 160708 1604252 5295384 30.40 921280 5163352 248 19:10:27 10079824 11686160 4277140 26.12 161800 1635032 5159688 29.62 926832 5025096 220 19:20:07 13781276 15409872 555076 3.39 162140 1656748 1376484 7.90 930216 1316368 6052 19:30:01 8506116 10158020 5804540 35.45 163376 1679012 6700208 38.46 935600 6599840 128 19:40:27 9848936 11526548 4436592 27.10 164220 1703876 5287000 30.35 941252 5247048 124 19:50:27 9569888 11388608 4571136 27.92 168960 1837128 5281024 30.31 962224 5486900 208 Average: 9060282 10566742 5395968 32.96 157644 1539917 6243198 35.84 891982 6080169 830 18:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:10 lo 31.83 31.83 22.64 22.64 0.00 0.00 0.00 0.00 18:20:10 ens3 1.99 1.78 0.53 0.46 0.00 0.00 0.00 0.00 18:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 46.86 46.86 19.42 19.42 0.00 0.00 0.00 0.00 18:30:01 ens3 2.17 1.95 0.48 1.08 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:10 lo 12.20 12.20 6.75 6.75 0.00 0.00 0.00 0.00 18:40:10 ens3 0.75 0.73 0.14 0.53 0.00 0.00 0.00 0.00 18:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:27 lo 9.12 9.12 4.52 4.52 0.00 0.00 0.00 0.00 18:50:27 ens3 0.81 0.70 0.21 0.17 0.00 0.00 0.00 0.00 18:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 lo 16.70 16.70 7.87 7.87 0.00 0.00 0.00 0.00 19:00:01 ens3 0.78 0.61 0.17 0.14 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:27 lo 14.25 14.25 7.66 7.66 0.00 0.00 0.00 0.00 19:10:27 ens3 0.72 0.51 0.16 0.12 0.00 0.00 0.00 0.00 19:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:07 lo 23.83 23.83 7.77 7.77 0.00 0.00 0.00 0.00 19:20:07 ens3 0.49 0.28 0.11 0.08 0.00 0.00 0.00 0.00 19:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 19.21 19.21 10.94 10.94 0.00 0.00 0.00 0.00 19:30:01 ens3 0.80 0.59 0.18 0.14 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 19:40:27 lo 17.26 17.26 9.65 9.65 0.00 0.00 0.00 0.00 19:40:27 ens3 0.86 0.54 0.22 0.16 0.00 0.00 0.00 0.00 19:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:27 lo 21.46 21.46 10.30 10.30 0.00 0.00 0.00 0.00 19:50:27 ens3 1.14 0.85 0.30 0.24 0.00 0.00 0.00 0.00 19:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.16 21.16 10.72 10.72 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.85 0.25 0.31 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-23464) 06/03/26 _x86_64_ (4 CPU) 18:01:19 LINUX RESTART (4 CPU) 18:10:09 CPU %user %nice %system %iowait %steal %idle 18:20:10 all 59.91 0.00 2.26 0.20 0.11 37.52 18:20:10 0 60.65 0.00 2.06 0.20 0.11 36.97 18:20:10 1 60.60 0.00 2.21 0.14 0.12 36.93 18:20:10 2 58.97 0.00 2.49 0.21 0.11 38.22 18:20:10 3 59.40 0.00 2.28 0.23 0.12 37.97 18:30:01 all 33.47 0.00 1.29 0.19 0.10 64.95 18:30:01 0 34.03 0.00 1.31 0.24 0.10 64.32 18:30:01 1 33.30 0.00 1.28 0.19 0.10 65.12 18:30:01 2 33.21 0.00 1.29 0.20 0.10 65.19 18:30:01 3 33.32 0.00 1.28 0.11 0.10 65.19 18:40:10 all 16.44 0.00 0.64 0.03 0.09 82.80 18:40:10 0 16.30 0.00 0.63 0.02 0.08 82.97 18:40:10 1 15.86 0.00 0.70 0.04 0.09 83.30 18:40:10 2 16.63 0.00 0.59 0.02 0.09 82.66 18:40:10 3 16.98 0.00 0.63 0.05 0.08 82.26 18:50:27 all 20.72 0.00 0.75 0.08 0.09 78.36 18:50:27 0 19.18 0.00 0.74 0.13 0.09 79.86 18:50:27 1 21.77 0.00 0.83 0.06 0.09 77.23 18:50:27 2 21.13 0.00 0.75 0.05 0.10 77.97 18:50:27 3 20.78 0.00 0.68 0.08 0.08 78.37 19:00:01 all 19.76 0.00 0.60 0.17 0.08 79.38 19:00:01 0 19.46 0.00 0.66 0.03 0.08 79.76 19:00:01 1 19.92 0.00 0.57 0.09 0.09 79.34 19:00:01 2 20.52 0.00 0.52 0.11 0.08 78.77 19:00:01 3 19.16 0.00 0.65 0.44 0.08 79.67 19:10:27 all 12.36 0.00 0.49 0.03 0.09 87.03 19:10:27 0 12.38 0.00 0.42 0.01 0.08 87.10 19:10:27 1 12.49 0.00 0.55 0.07 0.09 86.81 19:10:27 2 11.73 0.00 0.59 0.05 0.09 87.54 19:10:27 3 12.86 0.00 0.38 0.01 0.08 86.67 19:20:07 all 3.17 0.00 0.26 0.08 0.08 96.41 19:20:07 0 2.90 0.00 0.24 0.05 0.07 96.74 19:20:07 1 2.98 0.00 0.31 0.14 0.08 96.48 19:20:07 2 3.39 0.00 0.28 0.02 0.09 96.22 19:20:07 3 3.42 0.00 0.21 0.09 0.08 96.21 19:30:01 all 16.94 0.00 0.63 0.03 0.08 82.31 19:30:01 0 17.05 0.00 0.76 0.02 0.08 82.10 19:30:01 1 17.18 0.00 0.59 0.06 0.08 82.08 19:30:01 2 17.17 0.00 0.61 0.04 0.09 82.10 19:30:01 3 16.37 0.00 0.56 0.02 0.08 82.98 19:40:27 all 9.16 0.00 0.53 0.03 0.09 90.19 19:40:27 0 8.73 0.00 0.48 0.03 0.08 90.68 19:40:27 1 9.40 0.00 0.68 0.02 0.09 89.81 19:40:27 2 9.30 0.00 0.46 0.07 0.09 90.09 19:40:27 3 9.21 0.00 0.50 0.02 0.08 90.19 19:50:27 all 15.73 0.00 0.69 0.06 0.08 83.44 19:50:27 0 15.91 0.00 0.67 0.06 0.08 83.28 19:50:27 1 15.23 0.00 0.66 0.04 0.09 83.98 19:50:27 2 16.34 0.00 0.75 0.11 0.08 82.71 19:50:27 3 15.44 0.00 0.67 0.04 0.08 83.77 Average: all 20.71 0.00 0.81 0.09 0.09 78.30 Average: 0 20.60 0.00 0.80 0.08 0.09 78.44 Average: 1 20.82 0.00 0.84 0.08 0.09 78.16 Average: 2 20.78 0.00 0.83 0.09 0.09 78.21 Average: 3 20.64 0.00 0.78 0.11 0.09 78.38