---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15772 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 666 12102 4 3219 14979 Swap: 1023 43 980 ---> 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:0c:6a:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80010sec preferred_lft 80010sec inet6 fe80::f816:3eff:fe0c:6af3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:02:57:2c:56:ab 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::a002:57ff:fe2c:56ab/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-15772) 05/16/26 _x86_64_ (4 CPU) 14:14:40 LINUX RESTART (4 CPU) 14:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:03 70.60 10.50 57.08 3.02 286.15 5704.70 5212.05 14:40:24 32.61 8.95 22.32 1.35 732.17 1427.51 1408.01 14:50:00 8.52 0.39 7.76 0.37 23.16 257.31 1643.63 15:00:00 20.74 0.45 19.39 0.91 14.68 855.81 1608.78 15:10:24 9.50 0.39 8.71 0.40 14.48 276.06 389.19 15:20:24 4.86 0.16 4.54 0.16 6.23 137.04 106.96 15:30:00 7.31 0.36 6.67 0.29 12.21 250.92 116.22 15:40:24 5.91 0.40 5.26 0.25 14.47 161.78 55.34 15:50:24 9.59 0.34 8.85 0.41 13.37 569.68 335.96 16:00:04 6.34 0.52 5.61 0.21 17.58 187.49 68.03 Average: 17.59 2.26 14.60 0.74 115.62 978.37 1086.46 14:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:03 5188100 6639336 9299744 56.80 254728 1307836 11178832 64.17 1131140 9605184 2880 14:40:24 5182560 7133404 8805244 53.78 267592 1794052 9711244 55.74 1288188 9456180 268 14:50:00 7942168 9921304 6018904 36.76 268416 1821544 6931724 39.79 1299620 6685900 176 15:00:00 11692568 13831824 2113480 12.91 275284 1973532 2979156 17.10 1357208 2910304 84 15:10:24 9288504 11471124 4472628 27.32 276648 2015516 5269096 30.24 1364636 5296800 472 15:20:24 9206536 11408992 4534740 27.70 277028 2034996 5265984 30.23 1367464 5361676 684 15:30:00 9184700 11427892 4515920 27.58 277668 2075092 6233788 35.78 1375776 5386112 188 15:40:24 9382196 11650704 4293296 26.22 278284 2099768 5182900 29.75 1382912 5172440 224 15:50:24 9096612 11495696 4448036 27.17 282104 2221348 5193916 29.81 1401652 5445544 88 16:00:04 8171988 10600828 5342384 32.63 283052 2250128 6002252 34.45 1418096 6334752 320 Average: 8433593 10558110 5384438 32.89 274080 1959381 6394889 36.71 1338669 6165489 538 14:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:03 lo 22.79 22.79 18.89 18.89 0.00 0.00 0.00 0.00 14:30:03 ens3 1.90 1.91 0.54 1.28 0.00 0.00 0.00 0.00 14:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:24 lo 50.96 50.96 22.98 22.98 0.00 0.00 0.00 0.00 14:40:24 ens3 2.01 1.77 0.52 0.44 0.00 0.00 0.00 0.00 14:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 17.08 17.08 8.40 8.40 0.00 0.00 0.00 0.00 14:50:00 ens3 0.58 0.40 0.13 0.09 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:00 lo 13.31 13.31 6.63 6.63 0.00 0.00 0.00 0.00 15:00:00 ens3 1.13 0.96 0.32 0.26 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:24 lo 19.93 19.93 10.34 10.34 0.00 0.00 0.00 0.00 15:10:24 ens3 0.83 0.79 0.20 0.16 0.00 0.00 0.00 0.00 15:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:24 lo 26.88 26.88 9.62 9.62 0.00 0.00 0.00 0.00 15:20:24 ens3 0.51 0.48 0.11 0.09 0.00 0.00 0.00 0.00 15:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 19.86 19.86 9.60 9.60 0.00 0.00 0.00 0.00 15:30:00 ens3 0.71 0.58 0.16 0.13 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:24 lo 18.58 18.58 11.58 11.58 0.00 0.00 0.00 0.00 15:40:24 ens3 0.71 0.53 0.20 0.14 0.00 0.00 0.00 0.00 15:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:24 lo 18.23 18.23 9.09 9.09 0.00 0.00 0.00 0.00 15:50:24 ens3 0.97 0.85 0.27 0.23 0.00 0.00 0.00 0.00 15:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:04 lo 28.75 28.75 11.00 11.00 0.00 0.00 0.00 0.00 16:00:04 ens3 0.79 0.55 0.24 0.18 0.00 0.00 0.00 0.00 16:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.72 23.72 11.86 11.86 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.89 0.27 0.30 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-15772) 05/16/26 _x86_64_ (4 CPU) 14:14:40 LINUX RESTART (4 CPU) 14:20:13 CPU %user %nice %system %iowait %steal %idle 14:30:03 all 55.81 0.00 2.12 0.20 0.09 41.78 14:30:03 0 56.11 0.00 2.06 0.12 0.09 41.62 14:30:03 1 55.54 0.00 2.14 0.17 0.09 42.07 14:30:03 2 55.85 0.00 2.26 0.33 0.09 41.47 14:30:03 3 55.76 0.00 2.01 0.19 0.09 41.95 14:40:24 all 41.51 0.00 1.53 0.13 0.10 56.74 14:40:24 0 41.28 0.00 1.42 0.06 0.10 57.13 14:40:24 1 41.82 0.00 1.54 0.17 0.10 56.37 14:40:24 2 41.39 0.00 1.54 0.05 0.11 56.92 14:40:24 3 41.54 0.00 1.60 0.23 0.10 56.53 14:50:00 all 17.45 0.00 0.82 0.09 0.09 81.56 14:50:00 0 17.28 0.00 0.72 0.03 0.08 81.88 14:50:00 1 17.02 0.00 0.82 0.10 0.09 81.97 14:50:00 2 17.23 0.00 0.81 0.06 0.09 81.81 14:50:00 3 18.25 0.00 0.92 0.14 0.09 80.60 15:00:00 all 29.26 0.00 0.99 0.08 0.08 69.59 15:00:00 0 29.05 0.00 1.02 0.07 0.08 69.78 15:00:00 1 29.38 0.00 0.98 0.16 0.08 69.40 15:00:00 2 29.43 0.00 1.08 0.05 0.09 69.36 15:00:00 3 29.17 0.00 0.89 0.06 0.08 69.81 15:10:24 all 17.95 0.00 0.65 0.05 0.07 81.29 15:10:24 0 18.01 0.00 0.66 0.04 0.07 81.23 15:10:24 1 18.22 0.00 0.70 0.04 0.08 80.97 15:10:24 2 18.18 0.00 0.62 0.02 0.07 81.10 15:10:24 3 17.39 0.00 0.61 0.09 0.06 81.84 15:20:24 all 8.76 0.00 0.37 0.03 0.06 90.78 15:20:24 0 8.63 0.00 0.31 0.01 0.06 90.98 15:20:24 1 9.24 0.00 0.37 0.03 0.07 90.30 15:20:24 2 8.81 0.00 0.41 0.05 0.06 90.67 15:20:24 3 8.34 0.00 0.40 0.02 0.07 91.17 15:30:00 all 15.91 0.00 0.58 0.03 0.08 83.41 15:30:00 0 16.23 0.00 0.58 0.01 0.07 83.11 15:30:00 1 16.11 0.00 0.48 0.02 0.09 83.31 15:30:00 2 16.20 0.00 0.61 0.03 0.09 83.07 15:30:00 3 15.09 0.00 0.64 0.05 0.07 84.15 15:40:24 all 11.10 0.00 0.46 0.02 0.07 88.35 15:40:24 0 10.83 0.00 0.38 0.01 0.06 88.72 15:40:24 1 11.44 0.00 0.57 0.02 0.07 87.90 15:40:24 2 10.90 0.00 0.42 0.02 0.07 88.59 15:40:24 3 11.24 0.00 0.46 0.04 0.07 88.20 15:50:24 all 15.86 0.00 0.59 0.05 0.08 83.42 15:50:24 0 15.24 0.00 0.69 0.02 0.07 83.98 15:50:24 1 16.45 0.00 0.58 0.03 0.08 82.85 15:50:24 2 15.65 0.00 0.54 0.04 0.08 83.70 15:50:24 3 16.11 0.00 0.56 0.12 0.08 83.13 16:00:04 all 11.61 0.00 0.52 0.04 0.07 87.76 16:00:04 0 11.45 0.00 0.49 0.02 0.06 87.98 16:00:04 1 11.89 0.00 0.53 0.07 0.08 87.43 16:00:04 2 11.89 0.00 0.59 0.06 0.08 87.39 16:00:04 3 11.20 0.00 0.46 0.03 0.07 88.25 Average: all 22.55 0.00 0.86 0.07 0.08 76.44 Average: 0 22.44 0.00 0.83 0.04 0.07 76.61 Average: 1 22.74 0.00 0.87 0.08 0.08 76.22 Average: 2 22.58 0.00 0.89 0.07 0.08 76.38 Average: 3 22.44 0.00 0.86 0.10 0.08 76.53