---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17173 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: 5600.00 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 693 12308 3 2987 14953 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:9a:c9:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80341sec preferred_lft 80341sec inet6 fe80::f816:3eff:fe9a:c95b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:fd:fc:6c:2d:4f 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::c0fd:fcff:fe6c:2d4f/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-17173) 05/20/26 _x86_64_ (4 CPU) 15:47:57 LINUX RESTART (4 CPU) 15:50:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 141.81 8.43 111.98 21.40 769.98 37226.83 238497.31 16:10:15 54.60 21.25 31.58 1.76 905.56 1918.30 1573.91 16:20:03 19.96 4.51 14.62 0.83 89.94 672.91 3124.78 16:30:01 19.98 0.42 18.70 0.85 12.26 476.58 550.56 16:40:04 8.33 0.87 7.11 0.35 22.17 186.02 288.22 16:50:04 7.95 0.13 7.44 0.37 5.80 221.48 105.68 17:00:01 5.82 0.29 5.33 0.20 7.78 152.18 61.36 17:10:05 5.67 0.27 5.23 0.18 8.76 148.29 78.45 17:20:05 9.45 0.56 8.50 0.39 13.82 543.94 170.26 Average: 30.01 4.10 23.06 2.85 203.59 4483.03 26275.28 15:50:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 195304 11539896 4378924 26.74 262428 10819928 5939740 34.09 2165168 13167540 6916 16:10:15 10417096 12276472 3666040 22.39 265776 1704140 5031928 28.88 1188488 4344560 4984 16:20:03 10340444 12310424 3635404 22.20 270860 1808900 4460168 25.60 1260744 4348596 288 16:30:01 10958920 12986416 2960128 18.08 274192 1863148 3712700 21.31 1289008 3702068 44 16:40:04 9139388 11189268 4756240 29.05 275528 1884184 5407112 31.04 1297708 5512352 304 16:50:04 8233064 10313540 5631444 34.39 276484 1913836 6571020 37.72 1302420 6401232 464 17:00:01 7867068 9967996 5976664 36.50 277164 1933592 6816912 39.13 1308188 6756332 264 17:10:05 9429444 11551636 4393796 26.84 277904 1954120 5162164 29.63 1313392 5204860 432 17:20:05 9056908 11304996 4640340 28.34 281580 2072308 5240588 30.08 1331232 5553136 500 Average: 8404182 11493405 4448776 27.17 273546 2883795 5371370 30.83 1384039 6110075 1577 15:50:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 3.32 3.32 2.43 2.43 0.00 0.00 0.00 0.00 16:00:01 ens3 125.44 97.18 1766.99 10.32 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 16:10:15 lo 37.85 37.85 25.44 25.44 0.00 0.00 0.00 0.00 16:10:15 ens3 1.89 1.69 0.43 0.37 0.00 0.00 0.00 0.00 16:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:03 lo 42.92 42.92 17.42 17.42 0.00 0.00 0.00 0.00 16:20:03 ens3 2.19 1.97 0.46 1.35 0.00 0.00 0.00 0.00 16:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 13.07 13.07 7.29 7.29 0.00 0.00 0.00 0.00 16:30:01 ens3 0.91 0.85 0.18 0.15 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:04 lo 19.73 19.73 9.29 9.29 0.00 0.00 0.00 0.00 16:40:04 ens3 1.44 0.76 0.44 0.30 0.00 0.00 0.00 0.00 16:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:04 lo 28.08 28.08 11.06 11.06 0.00 0.00 0.00 0.00 16:50:04 ens3 0.65 0.41 0.11 0.08 0.00 0.00 0.00 0.00 16:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 21.82 21.82 10.86 10.86 0.00 0.00 0.00 0.00 17:00:01 ens3 0.73 0.58 0.17 0.13 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:05 lo 15.50 15.50 8.63 8.63 0.00 0.00 0.00 0.00 17:10:05 ens3 0.62 0.48 0.13 0.10 0.00 0.00 0.00 0.00 17:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:05 lo 23.29 23.29 10.98 10.98 0.00 0.00 0.00 0.00 17:20:05 ens3 0.95 0.82 0.25 0.21 0.00 0.00 0.00 0.00 17:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.91 22.91 11.55 11.55 0.00 0.00 0.00 0.00 Average: ens3 14.52 11.28 190.02 1.41 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-17173) 05/20/26 _x86_64_ (4 CPU) 15:47:57 LINUX RESTART (4 CPU) 15:50:23 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 49.75 0.00 2.62 4.77 0.11 42.76 16:00:01 0 48.72 0.00 2.35 4.61 0.11 44.21 16:00:01 1 51.67 0.00 2.85 3.94 0.12 41.43 16:00:01 2 46.73 0.00 2.69 6.18 0.11 44.28 16:00:01 3 51.86 0.00 2.58 4.33 0.12 41.11 16:10:15 all 58.98 0.00 2.28 0.18 0.14 38.42 16:10:15 0 59.56 0.00 2.35 0.21 0.13 37.75 16:10:15 1 57.53 0.00 2.45 0.13 0.14 39.76 16:10:15 2 59.86 0.00 2.14 0.24 0.14 37.62 16:10:15 3 58.98 0.00 2.19 0.13 0.14 38.56 16:20:03 all 28.79 0.00 1.21 0.08 0.09 69.82 16:20:03 0 28.91 0.00 1.26 0.07 0.09 69.67 16:20:03 1 30.26 0.00 1.21 0.04 0.10 68.39 16:20:03 2 27.92 0.00 1.16 0.13 0.09 70.69 16:20:03 3 28.06 0.00 1.21 0.09 0.09 70.55 16:30:01 all 28.53 0.00 0.92 0.07 0.08 70.40 16:30:01 0 28.28 0.00 0.81 0.09 0.08 70.75 16:30:01 1 28.27 0.00 0.99 0.05 0.08 70.62 16:30:01 2 29.07 0.00 0.94 0.07 0.08 69.84 16:30:01 3 28.49 0.00 0.96 0.07 0.08 70.40 16:40:04 all 13.96 0.00 0.48 0.04 0.06 85.46 16:40:04 0 13.20 0.00 0.44 0.02 0.07 86.28 16:40:04 1 14.08 0.00 0.54 0.03 0.06 85.29 16:40:04 2 14.15 0.00 0.48 0.08 0.06 85.23 16:40:04 3 14.42 0.00 0.45 0.02 0.07 85.04 16:50:04 all 14.93 0.00 0.60 0.03 0.06 84.38 16:50:04 0 14.88 0.00 0.52 0.02 0.06 84.52 16:50:04 1 14.94 0.00 0.59 0.06 0.06 84.35 16:50:04 2 15.18 0.00 0.64 0.01 0.06 84.10 16:50:04 3 14.71 0.00 0.66 0.03 0.06 84.54 17:00:01 all 11.74 0.00 0.49 0.03 0.07 87.67 17:00:01 0 11.82 0.00 0.46 0.04 0.06 87.62 17:00:01 1 12.18 0.00 0.55 0.03 0.07 87.17 17:00:01 2 11.00 0.00 0.50 0.02 0.07 88.41 17:00:01 3 11.95 0.00 0.47 0.04 0.07 87.48 17:10:05 all 8.20 0.00 0.45 0.04 0.06 91.25 17:10:05 0 8.05 0.00 0.38 0.06 0.05 91.46 17:10:05 1 8.20 0.00 0.41 0.03 0.06 91.29 17:10:05 2 8.35 0.00 0.54 0.01 0.06 91.03 17:10:05 3 8.19 0.00 0.45 0.06 0.06 91.23 17:20:05 all 14.62 0.00 0.56 0.04 0.06 84.71 17:20:05 0 13.44 0.00 0.55 0.11 0.06 85.84 17:20:05 1 15.00 0.00 0.55 0.01 0.06 84.37 17:20:05 2 15.37 0.00 0.63 0.03 0.07 83.91 17:20:05 3 14.67 0.00 0.52 0.02 0.07 84.73 Average: all 25.46 0.00 1.06 0.57 0.08 72.82 Average: 0 25.17 0.00 1.01 0.56 0.08 73.18 Average: 1 25.74 0.00 1.12 0.46 0.08 72.59 Average: 2 25.27 0.00 1.08 0.73 0.08 72.84 Average: 3 25.67 0.00 1.05 0.51 0.08 72.68