---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-36428 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 681 12517 3 2789 14965 Swap: 1023 37 986 ---> 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:41:4d:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79723sec preferred_lft 79723sec inet6 fe80::f816:3eff:fe41:4d3b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:b1:2f:8f:dc:0b 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::e8b1:2fff:fe8f:dc0b/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-36428) 07/16/26 _x86_64_ (4 CPU) 13:06:10 LINUX RESTART (4 CPU) 13:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:10 96.43 3.89 88.44 4.11 171.54 32320.46 12911.33 13:30:02 48.61 21.67 25.45 1.50 1041.35 1925.41 1374.68 13:40:04 13.42 0.97 11.80 0.65 24.88 407.06 831.55 13:50:24 21.39 5.13 15.57 0.68 70.65 686.34 710.09 14:00:16 12.14 0.41 11.22 0.51 12.39 411.59 223.84 14:10:16 5.62 0.35 5.12 0.14 8.53 137.92 61.15 14:20:17 7.00 0.17 6.65 0.17 4.89 163.21 87.37 14:30:17 23.28 0.34 7.18 15.76 10.54 266.13 211437.63 14:40:18 5.04 0.13 4.73 0.18 4.08 164.18 59.61 14:50:18 9.10 0.75 7.93 0.43 17.05 568.75 122.94 Average: 24.13 3.36 18.36 2.41 135.16 3685.25 22774.39 13:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:10 3018908 6917856 9010080 55.03 256440 3564236 10774328 61.84 2096988 10576584 3876 13:30:02 2686664 4110236 11834544 72.28 169772 1425416 12997300 74.60 945688 12360884 620 13:40:04 6946596 8407980 7540640 46.06 171740 1460972 8934848 51.29 972512 8064432 516 13:50:24 12106484 13710100 2241608 13.69 177476 1592652 3075856 17.66 1035444 2882148 12188 14:00:16 9780928 11440992 4509364 27.54 180108 1646468 5342232 30.66 1043708 5187512 56 14:10:16 9603760 11281144 4669136 28.52 180808 1663104 5477392 31.44 1047676 5358388 56 14:20:17 9590940 11289224 4660908 28.47 181536 1683236 5335784 30.63 1050668 5363916 532 14:30:17 8465920 10214440 5735232 35.03 185232 1729780 6675984 38.32 1065544 6461140 440 14:40:18 9742164 11516288 4434188 27.08 185744 1754888 5286428 30.34 1069132 5196272 308 14:50:18 9392388 11302508 4647848 28.39 189740 1881500 5294224 30.39 1088112 5508584 596 Average: 8133475 10019077 5928355 36.21 187860 1840225 6919438 39.72 1141547 6695986 1919 13:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:10 lo 13.01 13.01 12.20 12.20 0.00 0.00 0.00 0.00 13:20:10 ens3 59.00 36.61 984.12 3.95 0.00 0.00 0.00 0.00 13:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 41.39 41.39 21.57 21.57 0.00 0.00 0.00 0.00 13:30:02 ens3 1.69 1.58 0.39 0.34 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:04 lo 34.65 34.65 15.59 15.59 0.00 0.00 0.00 0.00 13:40:04 ens3 1.20 1.05 0.24 0.21 0.00 0.00 0.00 0.00 13:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:24 lo 11.82 11.82 5.78 5.78 0.00 0.00 0.00 0.00 13:50:24 ens3 1.36 1.32 0.26 1.13 0.00 0.00 0.00 0.00 13:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:16 lo 16.44 16.44 7.75 7.75 0.00 0.00 0.00 0.00 14:00:16 ens3 0.76 0.60 0.18 0.15 0.00 0.00 0.00 0.00 14:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:16 lo 13.89 13.89 7.38 7.38 0.00 0.00 0.00 0.00 14:10:16 ens3 0.56 0.45 0.13 0.09 0.00 0.00 0.00 0.00 14:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:17 lo 24.43 24.43 8.20 8.20 0.00 0.00 0.00 0.00 14:20:17 ens3 0.42 0.30 0.08 0.06 0.00 0.00 0.00 0.00 14:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:17 lo 19.02 19.02 10.84 10.84 0.00 0.00 0.00 0.00 14:30:17 ens3 0.67 0.57 0.13 0.11 0.00 0.00 0.00 0.00 14:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:18 lo 17.34 17.34 9.85 9.85 0.00 0.00 0.00 0.00 14:40:18 ens3 0.73 0.53 0.21 0.14 0.00 0.00 0.00 0.00 14:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:18 lo 20.22 20.22 9.77 9.77 0.00 0.00 0.00 0.00 14:50:18 ens3 0.90 0.80 0.24 0.20 0.00 0.00 0.00 0.00 14:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.18 21.18 10.87 10.87 0.00 0.00 0.00 0.00 Average: ens3 6.70 4.36 98.03 0.64 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-36428) 07/16/26 _x86_64_ (4 CPU) 13:06:10 LINUX RESTART (4 CPU) 13:10:13 CPU %user %nice %system %iowait %steal %idle 13:20:10 all 58.49 0.00 2.53 0.40 0.12 38.45 13:20:10 0 58.68 0.00 2.59 0.29 0.12 38.32 13:20:10 1 57.75 0.00 2.76 0.38 0.12 38.99 13:20:10 2 58.75 0.00 2.40 0.55 0.12 38.17 13:20:10 3 58.77 0.00 2.38 0.40 0.11 38.34 13:30:02 all 54.40 0.00 2.10 0.17 0.12 43.21 13:30:02 0 53.89 0.00 2.10 0.17 0.12 43.72 13:30:02 1 55.27 0.00 2.14 0.20 0.13 42.26 13:30:02 2 54.15 0.00 2.18 0.13 0.13 43.41 13:30:02 3 54.28 0.00 1.97 0.17 0.13 43.45 13:40:04 all 28.42 0.00 1.17 0.04 0.10 70.27 13:40:04 0 27.88 0.00 1.06 0.05 0.10 70.91 13:40:04 1 28.69 0.00 1.19 0.02 0.10 69.99 13:40:04 2 28.04 0.00 1.23 0.02 0.10 70.61 13:40:04 3 29.08 0.00 1.21 0.05 0.10 69.56 13:50:24 all 22.24 0.00 0.86 0.07 0.08 76.75 13:50:24 0 22.54 0.00 0.91 0.07 0.08 76.41 13:50:24 1 21.86 0.00 0.92 0.04 0.08 77.10 13:50:24 2 22.92 0.00 0.67 0.11 0.08 76.22 13:50:24 3 21.64 0.00 0.96 0.05 0.08 77.28 14:00:16 all 20.18 0.00 0.64 0.04 0.07 79.07 14:00:16 0 20.33 0.00 0.53 0.02 0.07 79.06 14:00:16 1 20.38 0.00 0.74 0.03 0.07 78.78 14:00:16 2 19.86 0.00 0.69 0.04 0.08 79.33 14:00:16 3 20.15 0.00 0.60 0.06 0.07 79.12 14:10:16 all 7.89 0.00 0.41 0.02 0.07 91.62 14:10:16 0 7.91 0.00 0.33 0.03 0.07 91.67 14:10:16 1 8.25 0.00 0.34 0.01 0.06 91.33 14:10:16 2 7.96 0.00 0.58 0.02 0.07 91.38 14:10:16 3 7.44 0.00 0.38 0.03 0.06 92.08 14:20:17 all 8.41 0.00 0.47 0.02 0.06 91.04 14:20:17 0 8.35 0.00 0.41 0.03 0.06 91.14 14:20:17 1 8.13 0.00 0.55 0.02 0.07 91.24 14:20:17 2 8.64 0.00 0.47 0.02 0.07 90.80 14:20:17 3 8.51 0.00 0.45 0.02 0.06 90.96 14:30:17 all 16.94 0.00 0.62 0.05 0.07 82.32 14:30:17 0 16.79 0.00 0.55 0.00 0.07 82.59 14:30:17 1 16.93 0.00 0.60 0.01 0.08 82.39 14:30:17 2 16.94 0.00 0.64 0.06 0.07 82.28 14:30:17 3 17.09 0.00 0.70 0.11 0.07 82.04 14:40:18 all 8.70 0.00 0.49 0.02 0.06 90.73 14:40:18 0 8.67 0.00 0.48 0.01 0.06 90.77 14:40:18 1 8.92 0.00 0.49 0.02 0.06 90.50 14:40:18 2 8.64 0.00 0.49 0.01 0.07 90.79 14:40:18 3 8.57 0.00 0.49 0.02 0.06 90.86 14:50:18 all 15.19 0.00 0.65 0.04 0.07 84.06 14:50:18 0 15.39 0.00 0.56 0.01 0.06 83.97 14:50:18 1 16.00 0.00 0.70 0.06 0.07 83.16 14:50:18 2 14.73 0.00 0.72 0.04 0.07 84.44 14:50:18 3 14.63 0.00 0.60 0.04 0.07 84.66 Average: all 24.01 0.00 0.99 0.09 0.08 74.83 Average: 0 23.97 0.00 0.95 0.07 0.08 74.93 Average: 1 24.14 0.00 1.04 0.08 0.08 74.66 Average: 2 23.99 0.00 1.00 0.10 0.09 74.82 Average: 3 23.95 0.00 0.97 0.09 0.08 74.90