---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23037 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: 5599.86 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 12247 3 3075 14980 Swap: 1023 28 995 ---> 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:3f:f7:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79648sec preferred_lft 79648sec inet6 fe80::f816:3eff:fe3f:f7da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:d5:9d:e6:6e:86 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::8d5:9dff:fee6:6e86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23037) 06/03/26 _x86_64_ (4 CPU) 06:35:22 LINUX RESTART (4 CPU) 06:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:01 75.15 5.74 66.24 3.17 212.83 16718.83 10671.43 07:00:02 42.57 13.48 27.64 1.45 820.94 1518.91 652.62 07:10:01 7.85 0.46 6.97 0.43 21.72 244.87 159.96 07:20:02 18.01 0.43 16.67 0.91 17.25 771.78 687.32 07:30:02 12.29 0.25 11.41 0.62 10.25 379.53 490.30 07:40:01 21.23 0.28 5.21 15.73 10.21 145.98 210213.48 07:50:02 6.68 0.25 6.22 0.21 9.84 163.12 148.15 08:00:02 5.39 0.38 4.84 0.17 11.72 152.90 89.19 08:10:01 8.54 0.21 7.96 0.37 14.76 571.81 107.44 08:20:02 4.87 0.01 4.70 0.15 0.76 157.54 250.98 Average: 20.26 2.15 15.79 2.32 113.18 2081.56 22294.33 06:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 6679784 7903692 8035656 49.08 252008 1087372 9151760 52.53 954088 8300716 2356 07:00:02 5448304 7193260 8747052 53.42 265080 1594452 9490356 54.47 1152592 9330012 240 07:10:01 7983308 9756568 6187432 37.79 266236 1621660 6937444 39.82 1163912 6783916 112 07:20:02 11243752 13166380 2780048 16.98 273400 1763064 3686544 21.16 1220544 3500172 844 07:30:02 9430800 11408836 4536592 27.71 275112 1816816 5315772 30.51 1227468 5290468 276 07:40:01 9410628 11413052 4532348 27.68 275912 1840424 5314832 30.51 1236772 5307908 324 07:50:02 7968872 9993200 5951500 36.35 276352 1861852 6745396 38.72 1241424 6739140 368 08:00:02 7764780 9811864 6132748 37.46 277044 1883900 6945324 39.87 1248424 6929768 328 08:10:01 9365744 11548984 4396048 26.85 281272 2011004 5217640 29.95 1260188 5323316 296 08:20:02 9161708 11370836 4574236 27.94 281936 2036196 5195692 29.82 1268540 5520276 188 Average: 8445768 10356667 5587366 34.13 272435 1751674 6400076 36.74 1197395 6302569 533 06:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 lo 21.25 21.25 18.21 18.21 0.00 0.00 0.00 0.00 06:50:01 ens3 43.01 32.19 651.19 4.30 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:02 lo 48.69 48.69 22.25 22.25 0.00 0.00 0.00 0.00 07:00:02 ens3 1.99 1.96 0.47 0.42 0.00 0.00 0.00 0.00 07:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 21.55 21.55 9.77 9.77 0.00 0.00 0.00 0.00 07:10:01 ens3 0.88 0.49 0.82 0.12 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:02 lo 10.25 10.25 4.95 4.95 0.00 0.00 0.00 0.00 07:20:02 ens3 1.02 0.83 0.27 0.22 0.00 0.00 0.00 0.00 07:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:02 lo 20.77 20.77 11.03 11.03 0.00 0.00 0.00 0.00 07:30:02 ens3 0.80 0.68 0.17 0.13 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 23.89 23.89 9.05 9.05 0.00 0.00 0.00 0.00 07:40:01 ens3 0.58 0.52 0.12 0.10 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:02 lo 24.97 24.97 11.12 11.12 0.00 0.00 0.00 0.00 07:50:02 ens3 0.59 0.51 0.12 0.10 0.00 0.00 0.00 0.00 07:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 17.77 17.77 10.44 10.44 0.00 0.00 0.00 0.00 08:00:02 ens3 0.77 0.57 0.21 0.16 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 11.32 11.32 6.77 6.77 0.00 0.00 0.00 0.00 08:10:01 ens3 0.86 0.67 0.27 0.21 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 08:20:02 lo 16.90 16.90 6.89 6.89 0.00 0.00 0.00 0.00 08:20:02 ens3 0.76 0.52 0.17 0.12 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.74 21.74 11.05 11.05 0.00 0.00 0.00 0.00 Average: ens3 5.12 3.89 65.33 0.59 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-23037) 06/03/26 _x86_64_ (4 CPU) 06:35:22 LINUX RESTART (4 CPU) 06:40:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 52.32 0.00 2.07 0.35 0.09 45.16 06:50:01 0 52.81 0.00 1.91 0.25 0.09 44.94 06:50:01 1 54.08 0.00 2.11 0.37 0.09 43.35 06:50:01 2 50.29 0.00 2.16 0.25 0.10 47.19 06:50:01 3 52.09 0.00 2.10 0.54 0.10 45.17 07:00:02 all 50.27 0.00 1.95 0.13 0.11 47.53 07:00:02 0 49.63 0.00 1.97 0.18 0.11 48.10 07:00:02 1 51.83 0.00 1.80 0.10 0.11 46.15 07:00:02 2 49.39 0.00 1.96 0.07 0.12 48.46 07:00:02 3 50.25 0.00 2.07 0.16 0.11 47.41 07:10:01 all 20.62 0.00 1.03 0.03 0.09 78.23 07:10:01 0 20.63 0.00 1.04 0.02 0.09 78.22 07:10:01 1 21.13 0.00 1.20 0.03 0.10 77.55 07:10:01 2 20.72 0.00 1.01 0.04 0.09 78.14 07:10:01 3 19.98 0.00 0.88 0.04 0.09 79.02 07:20:02 all 26.19 0.00 1.03 0.07 0.09 72.63 07:20:02 0 27.13 0.00 0.88 0.08 0.09 71.82 07:20:02 1 26.31 0.00 0.94 0.03 0.10 72.62 07:20:02 2 25.12 0.00 1.20 0.07 0.08 73.52 07:20:02 3 26.19 0.00 1.09 0.08 0.08 72.56 07:30:02 all 21.72 0.00 0.73 0.05 0.08 77.41 07:30:02 0 21.57 0.00 0.85 0.07 0.09 77.43 07:30:02 1 21.82 0.00 0.60 0.04 0.08 77.47 07:30:02 2 21.45 0.00 0.77 0.09 0.08 77.61 07:30:02 3 22.05 0.00 0.70 0.02 0.08 77.15 07:40:01 all 8.48 0.00 0.40 0.04 0.08 91.00 07:40:01 0 8.57 0.00 0.31 0.02 0.08 91.02 07:40:01 1 8.74 0.00 0.48 0.04 0.09 90.65 07:40:01 2 8.57 0.00 0.41 0.06 0.08 90.88 07:40:01 3 8.06 0.00 0.39 0.04 0.09 91.44 07:50:02 all 10.28 0.00 0.40 0.03 0.09 89.20 07:50:02 0 10.21 0.00 0.43 0.04 0.08 89.24 07:50:02 1 10.33 0.00 0.40 0.03 0.09 89.16 07:50:02 2 9.92 0.00 0.39 0.01 0.09 89.59 07:50:02 3 10.66 0.00 0.39 0.04 0.09 88.83 08:00:02 all 9.92 0.00 0.50 0.02 0.09 89.47 08:00:02 0 9.57 0.00 0.43 0.04 0.08 89.87 08:00:02 1 10.36 0.00 0.52 0.01 0.10 89.01 08:00:02 2 9.85 0.00 0.49 0.02 0.09 89.55 08:00:02 3 9.89 0.00 0.56 0.01 0.08 89.45 08:10:01 all 12.82 0.00 0.53 0.04 0.09 86.53 08:10:01 0 13.56 0.00 0.57 0.03 0.08 85.75 08:10:01 1 13.26 0.00 0.55 0.05 0.09 86.04 08:10:01 2 12.06 0.00 0.50 0.05 0.09 87.30 08:10:01 3 12.40 0.00 0.49 0.01 0.09 87.02 08:20:02 all 8.28 0.00 0.44 0.01 0.09 91.18 08:20:02 0 7.72 0.00 0.43 0.02 0.08 91.75 08:20:02 1 8.55 0.00 0.43 0.01 0.09 90.93 08:20:02 2 8.41 0.00 0.40 0.02 0.09 91.09 08:20:02 3 8.44 0.00 0.52 0.02 0.09 90.94 Average: all 22.09 0.00 0.91 0.08 0.09 76.83 Average: 0 22.14 0.00 0.88 0.07 0.09 76.81 Average: 1 22.64 0.00 0.90 0.07 0.09 76.29 Average: 2 21.58 0.00 0.93 0.07 0.09 77.33 Average: 3 22.00 0.00 0.92 0.10 0.09 76.90