---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16730 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 61G 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 709 12396 4 2883 14936 Swap: 1023 16 1007 ---> 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:7e:9e:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79947sec preferred_lft 79947sec inet6 fe80::f816:3eff:fe7e:9e02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:87:7b:e2:3c:3a 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::6887:7bff:fee2:3c3a/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-16730) 05/19/26 _x86_64_ (4 CPU) 07:49:03 LINUX RESTART (4 CPU) 07:50:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:34 135.99 9.05 120.91 6.03 830.20 37810.12 12854.20 08:10:01 48.99 17.62 29.90 1.47 944.22 1717.14 1806.75 08:20:34 14.51 3.23 10.66 0.62 68.63 321.39 363.81 08:30:23 15.19 0.08 14.43 0.68 1.66 634.41 622.64 08:40:01 14.54 0.10 13.77 0.67 2.16 384.36 626.34 08:50:25 5.20 0.04 4.99 0.17 2.78 125.40 46.65 09:00:34 21.13 0.11 5.14 15.89 2.97 140.86 206427.24 09:10:02 5.31 0.00 5.12 0.19 0.34 146.94 481.78 09:20:34 8.59 0.09 8.14 0.36 1.86 504.52 95.63 09:30:34 5.26 0.01 5.10 0.15 0.44 150.57 222.56 Average: 27.27 2.95 21.68 2.64 180.75 4186.04 22647.44 07:50:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:34 160276 5168720 10756548 65.70 262552 4607864 12857016 73.80 2087448 13413212 812 08:10:01 7665600 9404516 6535340 39.92 267540 1586644 7391056 42.42 1074632 7198984 3272 08:20:34 9387256 11169240 4772288 29.15 269452 1627736 5561864 31.93 1132072 5426668 56 08:30:23 11816648 13711316 2234232 13.65 274104 1734652 2995428 17.19 1183540 2958388 304 08:40:01 9578564 11521580 4422688 27.01 276556 1780448 5200704 29.85 1188920 5183512 336 08:50:25 9447940 11407816 4536396 27.71 277176 1796696 5307796 30.47 1192120 5312080 76 09:00:34 7855484 9838424 6104960 37.29 278124 1818832 6829004 39.20 1199924 6889952 480 09:10:02 7900700 9902080 6041352 36.90 278696 1836688 6784700 38.94 1203524 6845500 284 09:20:34 9311888 11433856 4510584 27.55 282396 1948164 5254196 30.16 1212488 5425440 140 09:30:34 9217228 11361400 4582900 27.99 282976 1969708 5206240 29.88 1220996 5503160 104 Average: 8234158 10491895 5449729 33.28 274957 2070743 6338800 36.38 1269566 6415690 586 07:50:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:34 lo 5.78 5.78 6.28 6.28 0.00 0.00 0.00 0.00 08:00:34 ens3 135.37 102.59 1939.18 11.20 0.00 0.00 0.00 0.00 08:00:34 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 33.02 33.02 20.30 20.30 0.00 0.00 0.00 0.00 08:10:01 ens3 2.13 1.72 0.62 0.49 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:34 lo 43.36 43.36 17.94 17.94 0.00 0.00 0.00 0.00 08:20:34 ens3 1.77 1.52 0.37 1.38 0.00 0.00 0.00 0.00 08:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:23 lo 7.61 7.61 3.98 3.98 0.00 0.00 0.00 0.00 08:30:23 ens3 0.97 0.77 0.24 0.21 0.00 0.00 0.00 0.00 08:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 19.93 19.93 10.29 10.29 0.00 0.00 0.00 0.00 08:40:01 ens3 1.03 0.77 0.26 0.20 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:25 lo 21.15 21.15 8.63 8.63 0.00 0.00 0.00 0.00 08:50:25 ens3 0.61 0.49 0.13 0.10 0.00 0.00 0.00 0.00 08:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:34 lo 26.51 26.51 11.40 11.40 0.00 0.00 0.00 0.00 09:00:34 ens3 0.63 0.62 0.15 0.12 0.00 0.00 0.00 0.00 09:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:02 lo 16.74 16.74 10.05 10.05 0.00 0.00 0.00 0.00 09:10:02 ens3 0.64 0.72 0.14 0.12 0.00 0.00 0.00 0.00 09:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:34 lo 12.65 12.65 7.55 7.55 0.00 0.00 0.00 0.00 09:20:34 ens3 0.87 0.68 0.26 0.21 0.00 0.00 0.00 0.00 09:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:34 lo 15.28 15.28 6.28 6.28 0.00 0.00 0.00 0.00 09:30:34 ens3 0.62 0.45 0.15 0.11 0.00 0.00 0.00 0.00 09:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.27 20.27 10.25 10.25 0.00 0.00 0.00 0.00 Average: ens3 14.46 11.03 194.15 1.42 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-16730) 05/19/26 _x86_64_ (4 CPU) 07:49:03 LINUX RESTART (4 CPU) 07:50:34 CPU %user %nice %system %iowait %steal %idle 08:00:34 all 54.93 0.00 2.87 0.51 0.10 41.59 08:00:34 0 53.61 0.00 2.88 0.74 0.10 42.67 08:00:34 1 53.07 0.00 2.72 0.31 0.10 43.80 08:00:34 2 55.80 0.00 2.97 0.55 0.10 40.58 08:00:34 3 57.23 0.00 2.92 0.43 0.10 39.33 08:10:01 all 50.47 0.00 1.92 0.16 0.12 47.33 08:10:01 0 50.54 0.00 2.01 0.18 0.12 47.15 08:10:01 1 50.55 0.00 1.99 0.25 0.12 47.09 08:10:01 2 50.16 0.00 2.02 0.13 0.12 47.57 08:10:01 3 50.64 0.00 1.66 0.07 0.12 47.52 08:20:34 all 25.32 0.00 1.03 0.05 0.09 73.51 08:20:34 0 24.90 0.00 1.12 0.04 0.10 73.85 08:20:34 1 25.44 0.00 1.01 0.03 0.09 73.43 08:20:34 2 25.49 0.00 1.06 0.08 0.09 73.28 08:20:34 3 25.47 0.00 0.91 0.06 0.09 73.47 08:30:23 all 21.57 0.00 0.76 0.05 0.07 77.55 08:30:23 0 21.89 0.00 0.83 0.04 0.07 77.17 08:30:23 1 21.40 0.00 0.74 0.07 0.07 77.71 08:30:23 2 22.08 0.00 0.69 0.02 0.07 77.14 08:30:23 3 20.92 0.00 0.77 0.07 0.07 78.17 08:40:01 all 25.98 0.00 0.83 0.06 0.08 73.05 08:40:01 0 25.41 0.00 0.81 0.04 0.08 73.66 08:40:01 1 26.13 0.00 0.83 0.06 0.08 72.90 08:40:01 2 26.05 0.00 0.82 0.09 0.08 72.95 08:40:01 3 26.35 0.00 0.87 0.02 0.08 72.67 08:50:25 all 8.13 0.00 0.42 0.03 0.06 91.36 08:50:25 0 8.10 0.00 0.42 0.02 0.07 91.40 08:50:25 1 8.32 0.00 0.41 0.02 0.06 91.19 08:50:25 2 8.28 0.00 0.45 0.04 0.06 91.18 08:50:25 3 7.82 0.00 0.41 0.04 0.06 91.67 09:00:34 all 10.36 0.00 0.48 0.05 0.06 89.05 09:00:34 0 10.65 0.00 0.56 0.12 0.06 88.62 09:00:34 1 10.56 0.00 0.49 0.04 0.06 88.85 09:00:34 2 9.93 0.00 0.44 0.02 0.06 89.56 09:00:34 3 10.32 0.00 0.42 0.02 0.05 89.19 09:10:02 all 10.23 0.00 0.40 0.02 0.06 89.28 09:10:02 0 10.12 0.00 0.39 0.01 0.06 89.42 09:10:02 1 10.40 0.00 0.40 0.01 0.07 89.12 09:10:02 2 10.07 0.00 0.42 0.07 0.06 89.39 09:10:02 3 10.35 0.00 0.38 0.02 0.06 89.19 09:20:34 all 12.63 0.00 0.49 0.07 0.06 86.75 09:20:34 0 11.92 0.00 0.46 0.02 0.07 87.54 09:20:34 1 12.66 0.00 0.52 0.07 0.07 86.68 09:20:34 2 13.57 0.00 0.44 0.03 0.06 85.90 09:20:34 3 12.37 0.00 0.53 0.16 0.06 86.87 09:30:34 all 8.55 0.00 0.47 0.04 0.06 90.89 09:30:34 0 8.50 0.00 0.43 0.02 0.05 91.01 09:30:34 1 8.17 0.00 0.47 0.01 0.06 91.28 09:30:34 2 8.80 0.00 0.46 0.08 0.06 90.59 09:30:34 3 8.72 0.00 0.51 0.03 0.06 90.67 Average: all 22.61 0.00 0.96 0.10 0.08 76.25 Average: 0 22.35 0.00 0.98 0.12 0.08 76.47 Average: 1 22.46 0.00 0.95 0.09 0.08 76.43 Average: 2 22.82 0.00 0.97 0.11 0.07 76.03 Average: 3 22.81 0.00 0.93 0.09 0.07 76.09