---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33935 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 705 10718 3 4566 14941 Swap: 1023 1 1022 ---> 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:84:49:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79538sec preferred_lft 79538sec inet6 fe80::f816:3eff:fe84:49e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:2b:0b:7f:25:77 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::642b:bff:fe7f:2577/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33935) 07/08/26 _x86_64_ (4 CPU) 06:34:39 LINUX RESTART (4 CPU) 06:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:02 67.48 4.08 59.74 3.67 160.62 10894.73 14639.21 07:00:02 50.55 22.33 26.59 1.63 273.88 1595.72 1098.87 07:10:02 8.30 0.19 7.69 0.42 11.20 295.31 1596.95 07:20:02 11.22 0.05 10.66 0.51 0.77 581.24 926.51 07:30:02 16.68 0.01 15.87 0.80 0.77 525.04 281.55 07:40:02 7.09 0.01 6.78 0.31 0.20 210.52 128.09 07:50:01 5.85 0.01 5.60 0.24 1.06 164.02 92.46 08:00:02 5.57 0.00 5.40 0.17 0.32 168.21 77.69 08:10:02 5.78 0.00 5.61 0.17 0.13 171.72 40.36 08:20:01 9.43 0.02 9.07 0.34 0.60 567.76 223.39 Average: 18.80 2.67 15.30 0.83 44.96 1517.63 1910.84 06:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:02 158424 3146156 12773056 78.01 246932 2738828 13732676 78.83 1988200 13620020 416 07:00:02 1715444 5049068 10883124 66.47 260660 3056352 11568924 66.41 2176592 11887960 320 07:10:02 5230764 8593436 7342820 44.85 261844 3084224 8506140 48.83 2187348 8380196 696 07:20:02 11576204 15065212 874028 5.34 266528 3201460 1687836 9.69 2237504 2009936 11380 07:30:02 11480712 15051544 887768 5.42 269576 3279944 1682660 9.66 2243980 2094448 14300 07:40:02 7841024 11431460 4505680 27.52 270528 3298532 5294392 30.39 2245708 5716544 228 07:50:01 6559012 10171484 5765164 35.21 271156 3319876 6618228 37.99 2248012 6990820 540 08:00:02 6279924 9916660 6019544 36.76 271908 3343308 6848180 39.31 2251628 7265024 352 08:10:02 7645512 11306992 4630152 28.28 272544 3367304 5384404 30.91 2253772 5908004 252 08:20:01 7499604 11292456 4644304 28.37 276292 3489332 5307904 30.47 2268708 6027776 188 Average: 6598662 10102447 5832564 35.62 266797 3217916 6663134 38.25 2210145 6990073 2867 06:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:02 lo 15.18 15.18 10.57 10.57 0.00 0.00 0.00 0.00 06:50:02 ens3 10.94 7.01 197.94 0.95 0.00 0.00 0.00 0.00 06:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:02 lo 47.11 47.11 21.61 21.61 0.00 0.00 0.00 0.00 07:00:02 ens3 1.84 1.80 0.45 0.41 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 07:10:02 lo 17.94 17.94 8.42 8.42 0.00 0.00 0.00 0.00 07:10:02 ens3 0.87 0.67 0.19 1.02 0.00 0.00 0.00 0.00 07:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:02 lo 12.09 12.09 5.55 5.55 0.00 0.00 0.00 0.00 07:20:02 ens3 0.84 0.71 0.24 0.20 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 17.11 17.11 8.40 8.40 0.00 0.00 0.00 0.00 07:30:02 ens3 0.73 0.65 0.16 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 07:40:02 lo 18.33 18.33 9.17 9.17 0.00 0.00 0.00 0.00 07:40:02 ens3 0.71 0.56 0.16 0.13 0.00 0.00 0.00 0.00 07:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 21.22 21.22 8.36 8.36 0.00 0.00 0.00 0.00 07:50:01 ens3 0.47 0.31 0.13 0.08 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 21.46 21.46 10.68 10.68 0.00 0.00 0.00 0.00 08:00:02 ens3 0.80 0.60 0.19 0.15 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 08:10:02 lo 15.26 15.26 8.60 8.60 0.00 0.00 0.00 0.00 08:10:02 ens3 1.13 0.57 0.20 0.13 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 13.99 13.99 7.49 7.49 0.00 0.00 0.00 0.00 08:20:01 ens3 1.14 0.70 0.24 0.18 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.97 19.97 9.89 9.89 0.00 0.00 0.00 0.00 Average: ens3 1.95 1.36 19.99 0.34 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-33935) 07/08/26 _x86_64_ (4 CPU) 06:34:39 LINUX RESTART (4 CPU) 06:40:02 CPU %user %nice %system %iowait %steal %idle 06:50:02 all 38.12 0.00 1.59 5.39 0.09 54.82 06:50:02 0 38.61 0.00 1.33 2.19 0.09 57.79 06:50:02 1 38.08 0.00 1.56 3.11 0.09 57.15 06:50:02 2 37.54 0.00 1.84 4.33 0.09 56.20 06:50:02 3 38.24 0.00 1.62 11.93 0.09 48.11 07:00:02 all 49.16 0.00 1.75 0.13 0.11 48.85 07:00:02 0 49.47 0.00 1.82 0.08 0.11 48.52 07:00:02 1 48.99 0.00 1.71 0.12 0.11 49.07 07:00:02 2 48.87 0.00 1.83 0.19 0.11 48.99 07:00:02 3 49.31 0.00 1.63 0.12 0.11 48.83 07:10:02 all 17.79 0.00 0.90 0.03 0.09 81.19 07:10:02 0 17.55 0.00 0.85 0.02 0.09 81.49 07:10:02 1 18.33 0.00 0.98 0.02 0.10 80.57 07:10:02 2 17.06 0.00 0.90 0.05 0.10 81.89 07:10:02 3 18.21 0.00 0.88 0.03 0.09 80.79 07:20:02 all 17.66 0.00 0.79 0.05 0.08 81.42 07:20:02 0 18.11 0.00 0.82 0.08 0.08 80.91 07:20:02 1 17.33 0.00 0.78 0.04 0.07 81.77 07:20:02 2 17.59 0.00 0.81 0.07 0.08 81.46 07:20:02 3 17.62 0.00 0.75 0.01 0.07 81.55 07:30:02 all 26.94 0.00 0.88 0.06 0.08 72.04 07:30:02 0 27.69 0.00 0.91 0.11 0.08 71.20 07:30:02 1 26.93 0.00 0.86 0.07 0.08 72.06 07:30:02 2 26.04 0.00 0.97 0.02 0.08 72.90 07:30:02 3 27.09 0.00 0.77 0.05 0.08 72.02 07:40:02 all 13.95 0.00 0.45 0.03 0.07 85.50 07:40:02 0 14.20 0.00 0.48 0.02 0.07 85.23 07:40:02 1 14.06 0.00 0.42 0.02 0.07 85.43 07:40:02 2 13.53 0.00 0.43 0.04 0.07 85.93 07:40:02 3 13.98 0.00 0.48 0.06 0.07 85.41 07:50:01 all 9.79 0.00 0.56 0.03 0.07 89.56 07:50:01 0 9.08 0.00 0.45 0.01 0.07 90.39 07:50:01 1 9.65 0.00 0.68 0.06 0.07 89.54 07:50:01 2 10.62 0.00 0.58 0.01 0.07 88.73 07:50:01 3 9.80 0.00 0.53 0.04 0.06 89.57 08:00:02 all 12.66 0.00 0.60 1.03 0.07 85.63 08:00:02 0 12.55 0.00 0.57 0.08 0.08 86.73 08:00:02 1 12.84 0.00 0.59 3.97 0.07 82.52 08:00:02 2 12.49 0.00 0.64 0.02 0.07 86.77 08:00:02 3 12.77 0.00 0.60 0.06 0.08 86.49 08:10:02 all 8.72 0.00 0.52 0.24 0.06 90.46 08:10:02 0 8.61 0.00 0.42 0.31 0.06 90.60 08:10:02 1 8.72 0.00 0.58 0.29 0.06 90.34 08:10:02 2 8.77 0.00 0.52 0.07 0.06 90.58 08:10:02 3 8.77 0.00 0.56 0.31 0.05 90.30 08:20:01 all 14.79 0.00 0.66 0.37 0.07 84.12 08:20:01 0 14.58 0.00 0.66 0.69 0.07 84.00 08:20:01 1 14.78 0.00 0.58 0.16 0.07 84.41 08:20:01 2 15.42 0.00 0.70 0.24 0.07 83.57 08:20:01 3 14.36 0.00 0.68 0.40 0.07 84.49 Average: all 20.95 0.00 0.87 0.74 0.08 77.36 Average: 0 21.05 0.00 0.83 0.36 0.08 77.68 Average: 1 20.96 0.00 0.88 0.79 0.08 77.29 Average: 2 20.79 0.00 0.92 0.50 0.08 77.71 Average: 3 21.01 0.00 0.85 1.30 0.08 76.76