---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34786 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 724 8486 3 6778 14922 Swap: 1023 0 1023 ---> 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:e7:d9:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80028sec preferred_lft 80028sec inet6 fe80::f816:3eff:fee7:d96e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:a4:d4:c8:1d:88 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::40a4:d4ff:fec8:1d88/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-34786) 07/11/26 _x86_64_ (4 CPU) 08:45:40 LINUX RESTART (4 CPU) 08:50:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:04 64.38 3.45 58.29 2.65 164.65 14194.52 16002.50 09:10:11 12.98 0.17 12.15 0.66 2.47 330.34 1608.62 09:20:17 22.09 0.11 6.82 15.17 1.44 248.55 210343.15 09:30:05 83.61 38.69 42.76 2.16 314.40 3298.06 3293.46 09:40:29 14.82 0.00 14.11 0.71 0.00 452.17 326.81 09:50:29 5.58 0.00 5.39 0.19 0.00 151.35 52.39 10:00:23 4.93 0.00 4.71 0.22 0.23 154.86 60.03 10:10:29 5.07 0.00 4.86 0.22 0.00 156.38 53.82 10:20:29 11.93 0.00 11.31 0.62 0.00 706.91 3156.75 10:30:29 7.12 0.00 6.92 0.20 0.00 199.39 89.96 Average: 22.92 4.15 16.49 2.28 47.04 1929.77 23651.43 08:50:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:04 5608036 10548400 5381280 32.87 247796 4574688 6248484 35.87 2115160 7977108 3152 09:10:11 2010372 6971620 8956428 54.70 250120 4593080 9641284 55.34 2144088 11511004 616 09:20:17 4688072 9680148 6250096 38.17 253508 4620448 7054792 40.49 2157932 8848960 196 09:30:05 6659368 12466484 3463212 21.15 275916 5391128 4723992 27.12 2477756 6546624 13496 09:40:29 5496140 11354708 4575156 27.94 278000 5440356 5274672 30.28 2496332 7685240 192 09:50:29 5366520 11245356 4684332 28.61 278616 5459972 5368416 30.81 2497668 7797144 284 10:00:23 9390636 15312104 619624 3.78 279196 5501864 1387956 7.97 2502536 3802576 20976 10:10:29 3755532 9679904 6249004 38.17 279740 5504232 6988028 40.11 2503160 9409680 148 10:20:29 5238300 11317412 4612132 28.17 283920 5649056 5324772 30.56 2518936 7912896 152 10:30:29 4297284 10406784 5522136 33.73 284544 5678740 6132960 35.20 2530040 8841624 556 Average: 5251026 10898292 5031340 30.73 271136 5241356 5814536 33.38 2394361 8033286 3977 08:50:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:04 lo 16.20 16.20 11.25 11.25 0.00 0.00 0.00 0.00 09:00:04 ens3 62.91 37.69 1026.83 4.42 0.00 0.00 0.00 0.00 09:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:11 lo 36.58 36.58 15.90 15.90 0.00 0.00 0.00 0.00 09:10:11 ens3 1.10 0.99 0.22 0.19 0.00 0.00 0.00 0.00 09:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:17 lo 16.44 16.44 8.09 8.09 0.00 0.00 0.00 0.00 09:20:17 ens3 0.51 0.38 0.11 0.09 0.00 0.00 0.00 0.00 09:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:05 lo 23.96 23.96 18.02 18.02 0.00 0.00 0.00 0.00 09:30:05 ens3 1.88 1.84 0.57 0.48 0.00 0.00 0.00 0.00 09:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:29 lo 28.28 28.28 14.31 14.31 0.00 0.00 0.00 0.00 09:40:29 ens3 6.21 4.11 3.76 2.59 0.00 0.00 0.00 0.00 09:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:29 lo 24.49 24.49 9.08 9.08 0.00 0.00 0.00 0.00 09:50:29 ens3 0.62 0.46 0.17 0.11 0.00 0.00 0.00 0.00 09:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:23 lo 24.39 24.39 11.19 11.19 0.00 0.00 0.00 0.00 10:00:23 ens3 0.76 0.57 0.21 0.16 0.00 0.00 0.00 0.00 10:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:29 lo 17.66 17.66 10.41 10.41 0.00 0.00 0.00 0.00 10:10:29 ens3 0.53 0.46 0.11 0.09 0.00 0.00 0.00 0.00 10:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:29 lo 13.98 13.98 8.17 8.17 0.00 0.00 0.00 0.00 10:20:29 ens3 0.78 0.70 0.23 0.18 0.00 0.00 0.00 0.00 10:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:29 lo 29.98 29.98 11.84 11.84 0.00 0.00 0.00 0.00 10:30:29 ens3 0.76 0.63 0.18 0.15 0.00 0.00 0.00 0.00 10:30:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.24 23.24 11.83 11.83 0.00 0.00 0.00 0.00 Average: ens3 7.38 4.65 99.27 0.84 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-34786) 07/11/26 _x86_64_ (4 CPU) 08:45:40 LINUX RESTART (4 CPU) 08:50:27 CPU %user %nice %system %iowait %steal %idle 09:00:04 all 40.94 0.00 1.72 0.23 0.09 57.02 09:00:04 0 40.30 0.00 1.68 0.15 0.09 57.79 09:00:04 1 41.21 0.00 1.94 0.31 0.09 56.45 09:00:04 2 41.52 0.00 1.77 0.32 0.09 56.29 09:00:04 3 40.72 0.00 1.50 0.13 0.09 57.56 09:10:11 all 30.42 0.00 1.05 0.04 0.09 68.40 09:10:11 0 30.96 0.00 1.01 0.02 0.09 67.93 09:10:11 1 30.31 0.00 1.01 0.07 0.09 68.52 09:10:11 2 30.17 0.00 1.15 0.05 0.09 68.54 09:10:11 3 30.25 0.00 1.01 0.02 0.09 68.62 09:20:17 all 16.93 0.00 0.65 0.03 0.08 82.30 09:20:17 0 16.19 0.00 0.57 0.03 0.08 83.14 09:20:17 1 16.90 0.00 0.60 0.03 0.08 82.39 09:20:17 2 17.39 0.00 0.78 0.02 0.08 81.72 09:20:17 3 17.23 0.00 0.67 0.05 0.08 81.97 09:30:05 all 55.45 0.00 1.78 0.11 0.10 42.56 09:30:05 0 54.92 0.00 1.62 0.10 0.09 43.26 09:30:05 1 55.63 0.00 1.90 0.08 0.10 42.29 09:30:05 2 55.45 0.00 1.75 0.10 0.10 42.61 09:30:05 3 55.80 0.00 1.84 0.17 0.10 42.09 09:40:29 all 26.79 0.00 0.94 0.03 0.08 72.15 09:40:29 0 27.09 0.00 0.88 0.04 0.08 71.92 09:40:29 1 26.35 0.00 0.90 0.03 0.09 72.63 09:40:29 2 27.42 0.00 1.10 0.06 0.09 71.33 09:40:29 3 26.30 0.00 0.88 0.01 0.08 72.72 09:50:29 all 8.36 0.00 0.45 0.02 0.07 91.10 09:50:29 0 8.38 0.00 0.41 0.03 0.06 91.12 09:50:29 1 8.20 0.00 0.44 0.03 0.07 91.26 09:50:29 2 8.85 0.00 0.51 0.01 0.07 90.57 09:50:29 3 8.03 0.00 0.45 0.01 0.06 91.45 10:00:23 all 10.49 0.00 0.54 0.02 0.08 88.87 10:00:23 0 10.29 0.00 0.54 0.02 0.08 89.07 10:00:23 1 10.61 0.00 0.58 0.02 0.09 88.70 10:00:23 2 10.41 0.00 0.55 0.01 0.09 88.95 10:00:23 3 10.66 0.00 0.48 0.04 0.08 88.74 10:10:29 all 9.75 0.00 0.44 0.02 0.07 89.72 10:10:29 0 9.68 0.00 0.36 0.02 0.07 89.87 10:10:29 1 10.17 0.00 0.43 0.02 0.07 89.30 10:10:29 2 9.41 0.00 0.43 0.02 0.08 90.06 10:10:29 3 9.72 0.00 0.54 0.02 0.07 89.65 10:20:29 all 19.03 0.00 0.68 0.04 0.08 80.18 10:20:29 0 18.24 0.00 0.70 0.04 0.07 80.94 10:20:29 1 18.90 0.00 0.61 0.03 0.08 80.39 10:20:29 2 18.82 0.00 0.63 0.09 0.08 80.38 10:20:29 3 20.15 0.00 0.76 0.01 0.08 79.01 10:30:29 all 10.65 0.00 0.54 0.02 0.07 88.72 10:30:29 0 9.92 0.00 0.54 0.03 0.07 89.45 10:30:29 1 10.58 0.00 0.55 0.05 0.07 88.75 10:30:29 2 11.09 0.00 0.57 0.00 0.07 88.26 10:30:29 3 11.02 0.00 0.50 0.01 0.07 88.40 Average: all 22.75 0.00 0.87 0.06 0.08 76.24 Average: 0 22.47 0.00 0.82 0.05 0.08 76.58 Average: 1 22.75 0.00 0.89 0.07 0.08 76.21 Average: 2 22.92 0.00 0.92 0.07 0.08 76.01 Average: 3 22.84 0.00 0.86 0.05 0.08 76.17